- Plocamocerus, syn of: Genus Plocamopherus F.S. Leuckart, 1928 (POLYCERIDAE)
- Plocamopherus, Genus Plocamopherus F.S. Leuckart, 1928 (POLYCERIDAE)
- Plocamophorus, syn of: Genus Plocamopherus F.S. Leuckart, 1928 (POLYCERIDAE)
- Plocamotis, syn of: Genus Stomatella J.B.P.A. Lamarck, 1816 (TROCHIDAE)
- Plocezyga, Genus Plocezyga Knight, 1930 † (PSEUDOZYGOPLEURIDAE) (FOSSIL)
- Plochelaea, Genus Plochelaea Gabb, 1872 † (NEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- Ploconema, Genus Ploconema Perner, 1903 † (PLATYCERATIDAE) (FOSSIL)
- Plocostoma, Genus Plocostoma Gemmellaro , 1889 † (PLEUROTOMARIIDAE) (FOSSIL)
- Plocostylus, Genus Plocostylus Gemmellaro, 1879 † (ARCHAEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- ploegerorum, Bostryx ploegerorum A.S.H. Breure, 1978 - (BULIMULIDAE)
- Ploiochiton, syn of: Genus Lepidochitona J.E. Gray, 1821 (LEPIDOCHITONIDAE)
- plorator, Pteropurpura plorator (A. Adams & L.A. Reeve, 1845) - (MURICIDAE)
- plorator expansa, Pteropurpura plorator expansa (G.B. Sowerby, 1860) - (MURICIDAE)
- ploskiewiczi, Hemihoplites ploskiewiczi Riccardi & Aguirre Urreta, 1989 † - (HEMIHOPLITIDAE) (FOSSIL)
- ploszkiewiczi, Hemihoplites ploszkiewiczi Riccardi & Aguirre Urreta, 1989 † - (HEMIHOPLITIDAE) (FOSSIL)
- Plotia, syn of: Genus Pyramidella J.B.P.A. Lamarck, 1799 (PYRAMIDELLIDAE)
- Plotia, syn of: Genus Pyramidella J.B.P.A. Lamarck, 1799 (PYRAMIDELLIDAE)
- plotii, Trichites plotii Lhuyd, 1760 † - (PINNIDAE) (FOSSIL)
- Plotiopsis, syn of: Genus Thiara P.F. Röding, 1798 (THIARIDAE)
- Plotophysops, syn of: Genus Altaspiratella Korobkov, 1966 † (LIMACINIDAE) (FOSSIL)
- pluangtong, Aulacospira pluangtong S. Panha & J.B. Burch, 2004 - (HYPSELOSTOMATIDAE)
- plumasensis, Anditrigonia plumasensis (A. Hyatt, 1892 †) - (MEGATRIGONIIDAE) (FOSSIL)
- plumata, Achatinella plumata J.T. Gulick, 1856 - syn of: Achatinella fulgens W. Newcomb, 1853 - (ACHATINELLIDAE)
- plumata, Aeolidia plumata J.G. Dalyell, 1853 - syn of: Aeolidia papillosa (C. Linnaeus, 1761) - (AEOLIDIIDAE)
- plumaticostata, Trochozonites plumaticostata H.A. Pilsbry, 1919 - (UROCYCLIDAE)
- plumatilis, Mammilla plumatilis T. Iredale, 1936 - syn of: Mammilla simiae (G.P. Deshayes, 1838) - (NATICIDAE)
- plumatum, Buccinum plumatum J.F. Gmelin, 1791 - syn of: Pisania pusio (C. Linnaeus, 1758) - (BUCCINIDAE)
- plumatum, Dolium plumatum J. Green, 1830 - syn of: Tonna perdix (C. Linnaeus, 1758) - (TONNIDAE)
- plumbea, Partulina plumbea J.T. Gulick, 1856 - (ACHATINELLIDAE)
- plumbea, Pareuthria plumbea (R.A. Philippi, 1844) - (BUCCINIDAE)
- plumbea, Pareuthria plumbea R.A. Philippi, 1844 - syn of: Pareuthria plumbea (R.A. Philippi, 1844) - (BUCCINIDAE)
- plumbea, Doriprismatica plumbea (A. Pagenstecher, 1877) - (CHROMODORIDIDAE)
- plumbea, Glossodoris plumbea A. Pagenstecher, 1877 - syn of: Doriprismatica plumbea (A. Pagenstecher, 1877) - (CHROMODORIDIDAE)
- plumbea, Crepidodoris plumbea A. Pagenstecher, 1877 - syn of: Doriprismatica plumbea (A. Pagenstecher, 1877) - (CHROMODORIDIDAE)
- plumbea, Alopia plumbea (E.A. Rossmässler, 1839) - (CLAUSILIIDAE)
- plumbea, Crassatella plumbea (J.H. Chemnitz, 1824 †) - (CRASSATELLIDAE) (FOSSIL)
- plumbea, Loxacypraea plumbea L. Dolin, 2015 † - (CYPRAEIDAE) (FOSSIL)
- plumbea, Cypraea plumbea J.F. Gmelin, 1791 - syn of: Macrocypraea zebra (C. Linnaeus, 1758) - (CYPRAEIDAE)
- plumbea, Etheria plumbea A.E.J. Férussac, 1823 - syn of: Etheria elliptica J.B.P.A. Lamarck, 1807 - (ETHERIIDAE)
- plumbea, Kurtziella plumbea (R.B. Hinds, 1843) - (MANGELIIDAE)
- plumbea, Prunum plumbea L.W. Dillwyn, 1817 - syn of: Prunum prunum (J.F. Gmelin, 1791) - (MARGINELLIDAE)
- plumbea, Mitra plumbea J.B.P.A. Lamarck, 1811 - syn of: Pusia ebenus (J.B.P.A. Lamarck, 1811) - (MITRIDAE)
- plumbea, Bullia plumbea J.C. Melvill, 1904 - syn of: Bullia melanoides (G.P. Deshayes, 1832) - (NASSARIIDAE)
- plumbea, Cyllene plumbea G.B. II Sowerby, 1859 - syn of: Cyllene fuscata Adams, 1851 - (NASSARIIDAE)
- plumbea, Conuber plumbea J.B.P.A. Lamarck, 1822 - syn of: Conuber sordidum (W.J. Swainson, 1821) - (NATICIDAE)
- plumbea, Natica plumbea J.B.P.A. Lamarck, 1822 - syn of: Conuber sordidum (W.J. Swainson, 1821) - (NATICIDAE)
- plumbea, Neritina plumbea G.B. I Sowerby, 1849 - (NERITIDAE)
- plumbea, Patella plumbea J.B.P.A. Lamarck, 1819 - syn of: Cymbula safiana (J.B.P.A. Lamarck, 1819) - (PATELLIDAE)
- plumbea, Angiola plumbea W.H. Pease, 1861 - syn of: Angiola zonata (A. Adams, 1853) - (PLANAXIDAE)
- plumbea, Pseudoliva plumbea J.R. Bourguignat, 1880 - syn of: Pseudoliva crassa (J.F. Gmelin, 1791) - (PSEUDOLIVIDAE)
- plumbea, Pseudoliva plumbea L.W. Dillwyn, 1817 - syn of: Pseudoliva crassa (J.F. Gmelin, 1791) - (PSEUDOLIVIDAE)
- plumbea, Terebra plumbea J.R.C. Quoy & J.P. Gaimard, 1833 - syn of: Strioterebrum plumbeum (J.R.C. Quoy & J.P. Gaimard, 1833) - (TEREBRIDAE)
- plumbea, Selenochlamys plumbea H.R. Simroth, 1912 - syn of: Selenochlamys pallida O. Böttger, 1883 - (TRIGONOCHLAMYDIDAE)
- plumbea, Monilea plumbea A. Adams, 1853 - syn of: Monilea solanderi (R.A. Philippi, 1851) - (TROCHIDAE)
- plumbea, Lamprotula plumbea (J.H. Chemnitz, 1795) - (UNIONIDAE)
- plumbea, Badiofaux plumbea (B.H. Wright in L. Pfeiffer, 1864) - (UROCOPTIDAE)
- plumbea, Venus plumbea L.A. Reeve, 1863 - syn of: Leukoma granulata (J.F. Gmelin, 1791) - (VENERIDAE)
- plumbea bellicosa, Alopia plumbea bellicosa (M. von Kimakowicz, 1894) - (CLAUSILIIDAE)
- plumbea deubeli, Alopia plumbea deubeli C.A. Westerlund, 1892 - (CLAUSILIIDAE)
- plumbea doftanae, Alopia plumbea doftanae H. Nordsieck, 1977 - (CLAUSILIIDAE)
- plumbea glabriuscula, Alopia plumbea glabriuscula E.A. Rossmässler, 1859 - (CLAUSILIIDAE)
- plumbea mathildae, Alopia plumbea mathildae M. von Kimakowicz, 1894 - (CLAUSILIIDAE)
- plumbea mutabilis, Alopia plumbea mutabilis M. von Kimakowicz, 1894 - (CLAUSILIIDAE)
- plumbea proclivis, Alopia plumbea proclivis M. von Kimakowicz, 1894 - (CLAUSILIIDAE)
- plumbea regalis, Alopia plumbea regalis E.A. Bielz, 1851 - syn of: Alopia regalis (E.A. Bielz, 1851) - (CLAUSILIIDAE)
- plumbea rossmaessleri, Alopia plumbea rossmaessleri H. Nordsieck, 1977 - (CLAUSILIIDAE)
- plumbea sabinae, Alopia plumbea sabinae R. von Kimakowicz, 1928 - (CLAUSILIIDAE)
- plumbea schmidti, Alopia plumbea schmidti M. von Kimakowicz, 1894 - (CLAUSILIIDAE)
- plumbea vatheleti, Patella plumbea vatheleti H.A. Pilsbry, 1891 - syn of: Patella depressa T. Pennant, 1777 - (PATELLIDAE)
- plumbea wagneri, Alopia plumbea wagneri M. von Kimakowicz, 1894 - (CLAUSILIIDAE)
- Plumbelenchus, syn of: Genus Cantharidus P.D. Montfort, 1810 (TROCHIDAE)
- plumbeum, Buccinum plumbeum L.W. Dillwyn, 1817 - syn of: Pseudoliva crassa (J.F. Gmelin, 1791) - (BUCCINIDAE)
- plumbeum, Cerithium plumbeum G.B. II Sowerby, 1855 - syn of: Batillaria estuarina (R. Tate, 1893) - (CERITHIIDAE)
- plumbeum, Cochlostoma plumbeum C.A. Westerlund, 1878 - syn of: Eupomatias henricae plumbeum C.A. Westerlund, 1878 - (COCHLOSTOMATIDAE)
- plumbeum, Eupomatias henricae plumbeum C.A. Westerlund, 1878 - (COCHLOSTOMATIDAE)
- plumbeum, Strioterebrum plumbeum (J.R.C. Quoy & J.P. Gaimard, 1833) - (TEREBRIDAE)
- plumbeus, Hesperarion plumbeus B. Roth, 2004 - (ARIOLIMACIDAE)
- plumbeus, Cochlostoma plumbeus C.A. Westerlund, 1878 - syn of: Eupomatias henricae P. von Ströbel, 1851 - (COCHLOSTOMATIDAE)
- plumbeus, Conus plumbeus L.A. Reeve, 1844 - syn of: Fulgiconus exiguus (J.B.P.A. Lamarck, 1810) - (CONIDAE)
- plumbeus, Fusus plumbeus A.A. Gould, 1852 - syn of: Pareuthria powelli W.O. Cernohorsky, 1977 - (FASCIOLARIIDAE)
- plumbeus, Thaumastus plumbeus (L. Pfeiffer, 1855) - (MEGASPIRIDAE)
- plumbeus, Cyclas plumbeus A. Villa, 1841 - syn of: Sphaerium cornea (C. Linnaeus, 1767) - (SPHAERIIDAE)
- plumea, Cheilea plumea C.R. Laws, 1932 † - (HIPPONICIDAE) (FOSSIL)
- plumensis, Pseudocaprina plumensis (Harris & Hodson 1922) † - (CAPRINIDAE) (FOSSIL)
- plumescens, Modiolus plumescens (R.W. Dunker, 1868) - (MYTILIDAE)
- plumeum, Amygdalum plumeum J.T. Kuroda & T. Habe in J.T. Kuroda & al., 1971 - syn of: Amygdalum peasei (W. Newcomb, 1870) - (MYTILIDAE)
- plumleyi, Murchisonia plumleyi Blodgett, 1992 † - (MURCHISONIIDAE) (FOSSIL)
- plummerae, Neodimorphoceras plummerae Plummer & P.H. Scott, 1937 † - (NEODIMORPHOCERATIDAE) (FOSSIL)
- plummeri, Neocrimites plummeri Miller 1944 † - (ADRIANITIDAE) (FOSSIL)
- plummeri, Emilites plummeri Ruzhentsev, 1941 † - (ADRIANITIDAE) (FOSSIL)
- plummeri, Adrianites plummeri Miller, 1944 † - syn of: Neocrimites plummeri Miller 1944 † - (ADRIANITIDAE) (FOSSIL)
- plummeri, Waagenella plummeri E.L. Yochelson, 1960 † - (BELLEROPHONTIDAE) (FOSSIL)
- plummeri, Ventrilia plummeri A.A. Olsson, 1922 † - (CANCELLARIIDAE) (FOSSIL)
- plummeri, Euomphalus plummeri Knight, 1934 † - (EUOMPHALIDAE) (FOSSIL)
- plummeri, Pleuroploca plummeri (Gardner, 1935 †) - (FASCIOLARIIDAE) (FOSSIL)
- plummeri, Edmooroceras plummeri (Miller & Youngquist, 1949 †) - (GIRTYOCERATIDAE) (FOSSIL)
- plummeri, Plummeroceras plummeri Kummel, 1953 † - (GRYPOCERATIDAE) (FOSSIL)
- plummeri, Properrinites plummeri Elias, 1938 † - (PERRINITIDAE) (FOSSIL)
- plummeri, Pseudozygopleura plummeri Knight, 1930 † - (PSEUDOZYGOPLEURIDAE) (FOSSIL)
- plummeri, Katherinella plummeri Garvie, 2013 † - (VENERIDAE) (FOSSIL)
- Plummerites, syn of: Genus Emilites Ruzhencev , 1938 † (ADRIANITIDAE) (FOSSIL)
- Plummeroceras, Genus Plummeroceras Kummel, 1953 † (GRYPOCERATIDAE) (FOSSIL)
- plumosa, Aeolidia plumosa J. Fleming, 1828 - syn of: Facelina auriculata (O.F. Müller, 1776) - (AEOLIDIIDAE)
- plumosa, Facelina plumosa J. Fleming, 1822 - syn of: Facelina auriculata (O.F. Müller, 1776) - (FACELINIDAE)
- plumosa, Mopalia plumosa P.P. Carpenter in H.A. Pilsbry, 1893 - (MOPALIIDAE)
- plumosa, Ostrea plumosa Morton, 1833 † - (OSTREIDAE) (FOSSIL)
- plumosa, Linotrigonia plumosa van Hoepen, 1929 † - (PTEROTRIGONIIDAE) (FOSSIL)
- plumosus, Cratenopsis plumosus H.M. Lemche, 1936 † - (FIONIDAE) (FOSSIL)
- plumosus, Euplocamus plumosus I.C. Thompson, 1840 - syn of: Limacia clavigera (O.F. Müller, 1776) - (POLYCERIDAE)
- plumsteadianum, Nemocardium plumsteadianum (Sowerby, 1813 †) - (CARDIIDAE) (FOSSIL)
- plumula, Bulla plumula G. Montagu, 1803 - syn of: Berthella plumula (G. Montagu, 1803) - (BULLIDAE)
- plumula, Glauconome plumula Wiman, 1902 † - (GLAUCONOMIDAE) (FOSSIL)
- plumula, Lithophaga plumula (S.C.T. Hanley, 1843) - (MYTILIDAE)
- plumula, Diberus plumula S.C.T. Hanley, 1843 - syn of: Lithophaga plumula (S.C.T. Hanley, 1843) - (MYTILIDAE)
- plumula, Modiolus plumula S.C.T. Hanley, 1843 - syn of: Lithophaga plumula (S.C.T. Hanley, 1843) - (MYTILIDAE)
- plumula, Berthella plumula (G. Montagu, 1803) - (PLEUROBRANCHIDAE)
- plumula gracilior, Lithodomus plumula gracilior P.P. Carpenter, 1857 - syn of: Lithophaga plumula (S.C.T. Hanley, 1843) - (MYTILIDAE)
- plumula tumidior, Lithodomus plumula tumidior P.P. Carpenter, 1857 - syn of: Lithophaga plumula (S.C.T. Hanley, 1843) - (MYTILIDAE)
- plumulata, Doris plumulata A.A. Gould, 1852 ex J.P. Couthouy MS - syn of: Doris planulata A.A. Gould, 1852 ex J.P. Couthouy MS - (DORIDIDAE)
- Plumulella, syn of: Genus Bankia J.E. Gray, 1842 (TEREDINIDAE)
- plunketti, Koloonella plunketti (B.C. Cotton & F.C. Godfrey, 1932) - (MURCHISONELLIDAE)
- plura, Acila plura A.A. Olsson, 1931 † - (NUCULIDAE) (FOSSIL)
- pluracostae, Parthenina pluracostae Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- pluralis, Streptocionella pluralis R.K. Dell, 1990 - (PYRAMIDELLIDAE)
- pluricarinata, Daphnella pluricarinata (L.A. Reeve, 1845) - (RAPHITOMIDAE)
- pluricircumversa, Pyrgulina pluricircumversa Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- pluricosta, Opalia pluricosta M.E.A. de Boury, 1913 - syn of: Opalia montereyensis (W.H. Dall, 1907) - (EPITONIIDAE)
- pluricostata, Trigonostoma pluricostata F. Kautsky, 1925 - (CANCELLARIIDAE)
- pluricostata, Pusia pluricostata P. Dautzenberg & J.L. Bouge, 1923 - syn of: Vexillum catenatum (W.J. Broderip, 1836) - (COSTELLARIIDAE)
- pluricostata, Epitonium pluricostata M.E.A. de Boury, 1913 - syn of: Opalia montereyensis (W.H. Dall, 1907) - (EPITONIIDAE)
- pluricostata, Opalia pluricostata M.E.A. de Boury, 1913 - syn of: Opalia montereyensis (W.H. Dall, 1907) - (EPITONIIDAE)
- pluricostata, Opalia pluricostata W.H. Dall, 1917 - syn of: Opalia montereyensis (W.H. Dall, 1907) - (EPITONIIDAE)
- pluricostata, Pseudozygopleura pluricostata Knight, 1930 † - (PSEUDOZYGOPLEURIDAE) (FOSSIL)
- pluricostatum, Dentalium pluricostatum M. Boissevain, 1906 - (DENTALIIDAE)
- pluricostatus, Prionocyclus pluricostatus J. Kennedy & al., 2001 † - (COLLIGNONICERATIDAE) (FOSSIL)
- pluricostatus, Polyplectus pluricostatus F. Haas, 1913 † - (HILDOCERATIDAE) (FOSSIL)
- pluricostulata, Parthenina pluricostulata Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- pluridenta, Diodora pluridenta J.F. Mabille, 1895 - syn of: Diodora inaequalis Sowerby, 1835 - (FISSURELLIDAE)
- pluridentata, Diodora pluridentata J.F. Mabille, 1895 - syn of: Diodora inaequalis Sowerby, 1835 - (FISSURELLIDAE)
- pluridentatum, Glischrus pluridentatum C. Pollonera, 1885 - syn of: Causa holosericum (S.E. Studer, 1820) - (HELICIDAE)
- pluridenticulata, Sulcogladius collegnoi pluridenticulata F. Sacco, 1893 † - (ROSTELLARIIDAE) (FOSSIL)
- plurifissuratum, Schizodentalium plurifissuratum G.B. Sowerby, 1894 - (DENTALIIDAE)
- pluriformis, Truempyceras pluriformis (Guex, 1978 †) - (ARCTOCERATIDAE) (FOSSIL)
- pluriformis, Anasibirites pluriformis Guex, 1978 † - syn of: Truempyceras pluriformis (Guex, 1978 †) - (MELAGATHICERATIDAE) (FOSSIL)
- plurifuniculata, Parthenina plurifuniculata Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- Plurigens, syn of: Genus Chamelea O.A.L. Mörch, 1853 (VENERIDAE)
- plurilamellata, Sculptaria edlingeri plurilamellata W. Blume, 1952 - (SCULPTARIIDAE)
- plurilirata, Ligatella plurilirata H.C. Fulton, 1903 - (POMATIIDAE)
- plurilobatum, Pluripharciceras plurilobatum (Petter, 1959 †) - (PHARCICERATIDAE) (FOSSIL)
- plurilobatum, Synpharciceras plurilobatum Petter, 1959 † - syn of: Pluripharciceras plurilobatum (Petter, 1959 †) - (PHARCICERATIDAE) (FOSSIL)
- pluriloculata, Amphitriscoelus pluriloculata Alencaster & Pantoja-Alor, 1996 † - (CAPRINULOIDEIDAE) (FOSSIL)
- plurimacosta, Tibia plurimacosta Wood, 1848 † - (ROSTELLARIIDAE) (FOSSIL)
- plurinodulatus, Inquisitor plurinodulatus B.C. Cotton, 1947 - (PSEUDOMELATOMIDAE)
- plurinominis, Lindapecten plurinominis (H.A. Pilsbry & Johnson, 1917 †) - (PECTINIDAE) (FOSSIL)
- plurinotatum, Vexillum plurinotatum (R.P.J. Hervier, 1897) - (COSTELLARIIDAE)
- Pluripharciceras, Genus Pluripharciceras Bockwinkel, Becker & Ebbighausen, 2013 † (PHARCICERATIDAE) (FOSSIL)
- pluriplicata, Scobinella pluriplicata T.L. Casey, 1903 † - (CLATHURELLIDAE) (FOSSIL)
- pluriplicata, Janssenia pluriplicata (A.E.M. Cossmann & M.A. Peyrot, 1924 †) - (MURICIDAE) (FOSSIL)
- pluriplicata, Cymia pluriplicata A.E.M. Cossmann & M.A. Peyrot, 1924 † - syn of: Janssenia pluriplicata (A.E.M. Cossmann & M.A. Peyrot, 1924 †) - (MURICIDAE) (FOSSIL)
- pluriplicata subpluriplicta, Scobinella pluriplicata subpluriplicta McNeil, 1984 † - (CLATHURELLIDAE) (FOSSIL)
- pluriradiata, Indigirohalobia pluriradiata (Reed 1927) † - (POSIDONIIDAE) (FOSSIL)
- pluris, Lyropupa rhabdota pluris H.A. Pilsbry & C.M. Cooke, 1920 - (VERTIGINIDAE)
- pluriscissus, Pecten beudanti pluriscissus A.E.M. Cossmann & M.A. Peyrot, 1921 † - (PECTINIDAE) (FOSSIL)
- plurisepta, Clymenia plurisepta B. Phillips, 1841 † - syn of: Cyrtoclymenia plurisepta (B. Phillips, 1841 †) - (CLYMENIIDAE) (FOSSIL)
- plurisepta, Cyrtoclymenia plurisepta (B. Phillips, 1841 †) - (CYRTOCLYMENIIDAE) (FOSSIL)
- plurispinosus, Spondylus echinatus plurispinosus L.A. Reeve, 1856 - (SPONDYLIDAE)
- plurispinum, Spinyplatyceras fornicatum plurispinum (Fraunfelter, 1973 †) - (PLATYCERATIDAE) (FOSSIL)
- plurisulcata, Columbella plurisulcata L.A. Reeve, 1859 - syn of: Aesopus plurisulcatus (L.A. Reeve, 1859) - (COLUMBELLIDAE)
- plurisulcata, Drillia pustulata plurisulcata F. Sacco, 1904 † - (DRILLIIDAE) (FOSSIL)
- plurisulcatus, Aesopus plurisulcatus (L.A. Reeve, 1859) - (COLUMBELLIDAE)
- plurivaricis, Inquisitor plurivaricis B.Q. Li, R.N. Kilburn & X.Z. Li, 2010 - (PSEUDOMELATOMIDAE)
- plurizonata, Canefriula plurizonata (A. Adams & L.A. Reeve, 1848) - (CAMAENIDAE)
- plurizonata, Helix plurizonata A. Adams & L.A. Reeve, 1848 - syn of: Canefriula plurizonata (A. Adams & L.A. Reeve, 1848) - (HELICIDAE)
- pluscula, Amastra umbilicata pluscula C.M. Cooke, 1917 - (AMASTRIDAE)
- Pluscula, Genus Pluscula E.G.G. Marcus, 1953 (PHILINOGLOSSIDAE)
- PLUSCULIDAE - syn of Family: PHILINOGLOSSIDAE
- plusquelleci, Nodoloxonema plusquelleci Blodgett & al., 1999 † - (LOXONEMATIDAE) (FOSSIL)
- plussensis, Discartemon plussensis (J.J.M. de Morgan, 1885) - (STREPTAXIDAE)
- pluta, Clavagella pluta A. De Gregorio, 1885 - syn of: Bryopa melitensis (W.J. Broderip, 1834) - (CLAVAGELLIDAE)
- pluteata, Fusiturris pluteata (L.A. Reeve, 1843) - (CLAVATULIDAE)
- pluteata ferruginea, Fusiturris pluteata ferruginea (H. von Maltzan, 1883) - (CLAVATULIDAE)
- pluteum, Laevidentalium pluteum P.H. Colman, 1958 - syn of: Laevidentalium erectum (G.B. Sowerby, 1860) - (LAEVIDENTALIIDAE)
- pluteus, Anabathron pluteus (C.F. Laseron, 1950) - (ANABATHRIDAE)
- pluteus, Scrobs pluteus C.F. Laseron, 1950 - syn of: Anabathron pluteus (C.F. Laseron, 1950) - (ANABATHRIDAE)
- pluto, Scutalus pluto J.C.H. Crosse, 1869 - (BULIMULIDAE)
- pluto, Opisthoteuthis pluto S.S. Berry, 1918 - (OPISTHOTEUTHIDAE)
- pluto, Crassispira pluto H.A. Pilsbry & H.N. Lowe, 1932 - (PSEUDOMELATOMIDAE)
- pluto, Turbonilla pluto W.H. Dall & P. Bartsch, 1909 - (PYRAMIDELLIDAE)
- plutonia, Simplicula plutonia (R.T. Lowe, 1861) - (CANARIELLIDAE)
- Plutonia, Genus Plutonia G. Stabile, 1864 (VITRINIDAE)
- plutonia, Hyalinia plutonia M. von Kimakowicz, 1890 - syn of: Mediterranea inopinata (J. Ulicný, 1887) - (ZONITIDAE)
- plutonica, Amphiplica plutonica J.H. Leal & M.G. Harasewych, 1999 - (PSEUDOCOCCULINIDAE)
- plutonida, Columbella plutonida P.L. Duclos, 1846 - syn of: Columbellopsis nycteis (P.L. Duclos, 1846) - (COLUMBELLIDAE)
- plutonida, Mitrella plutonida P.L. Duclos, 1846 - syn of: Columbellopsis nycteis (P.L. Duclos, 1846) - (COLUMBELLIDAE)
- plutonis, Worthenia plutonis E.A.L. Kittl, 1894 † - (LOPHOSPIRIDAE) (FOSSIL)
- plutonis, Theliostyla plutonis (B. de Basterot, 1825 †) - (NERITIDAE) (FOSSIL)
- plutonos, Asperdaphne plutonos K.H.J. Thiele, 1925 - (RAPHITOMIDAE)
- pluvialis, Mesembrinus pluvialis (L. Pfeiffer, 1862) - (BULIMULIDAE)
- pluvialis, Natica pluvialis (Kurono, 1999) - (NATICIDAE)
- pluviatilis, Drymaeus pluviatilis L. Pfeiffer, 1862 - (BULIMULIDAE)
- pluviatilis, Hemiphaedusa pluviatilis (W.H. Benson, 1842) - (CLAUSILIIDAE)
- pluviatilis, Natica pluviatilis Kurono, 1999 - syn of: Natica pluvialis (Kurono, 1999) - (NATICIDAE)
- pluviatilis zilchi, Hemiphaedusa pluviatilis zilchi H. Nordsieck, 2001 - (CLAUSILIIDAE)
- Pluviostila, syn of: Genus Pluviostilla T. Kase & Y. Kano, 1999 (NERITOPSIDAE)
- Pluviostilla, Genus Pluviostilla T. Kase & Y. Kano, 1999 (NERITOPSIDAE)
- Plycatula, syn of: Genus Plicatula J.B.P.A. Lamarck, 1801 (PLICATULIDAE)
- Plysiothyreus, syn of: Genus Plesiothyreus A.E.M. Cossmann, 1888 (PHENACOLEPADIDAE)
- Pneumoderma, Genus Pneumoderma A.F.P.M. de Roissy, 1805 (PNEUMODERMATIDAE)
- PNEUMODERMATIDAE Latreille, 1825 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-GYMNOSOMATA [Order]-CLIONOIDEA [Superfamily])
- Pneumodermes, syn of: Genus Pneumoderma A.F.P.M. de Roissy, 1805 (PNEUMODERMATIDAE)
- Pneumodermopsis, Genus Pneumodermopsis H.G. Bronn in H.G. Bronn & W.M. Keferstein, 1862 (PNEUMODERMATIDAE)
- poamohoensis, Achatinella apexfulva poamohoensis D.A. Welch, 1942 - (ACHATINELLIDAE)
- poas, Mitra poas A.A. Olsson, 1922 † - (MITRIDAE) (FOSSIL)
- poberezhnyi, Pseudancylastrum poberezhnyi Y.I. Starobogatov, 1989 - (ACROLOXIDAE)
- pobrensis, Amandana ferreri pobrensis (L. Gasull, 1964) - (HYGROMIIDAE)
- pocahontasae, Melanella pocahontasae (J. Henderson & P. Bartsch, 1914) - (EULIMIDAE)
- pocahontasae, Odostomia pocahontasae J. Henderson & P. Bartsch, 1914 - (PYRAMIDELLIDAE)
- pocatelloensis, Latouchella pocatelloensis D. Geyer, 1994 † - syn of: Dorispira pocatelloensis (D. Geyer, 1994 †) - (COREOSPIRIDAE) (FOSSIL)
- pocatelloensis, Dorispira pocatelloensis (D. Geyer, 1994 †) - (RUGAECONIDAE) (FOSSIL)
- pochhammeri, Lyrodus pochhammeri C.E. von Moll, 1931 - syn of: Lyrodus pedicellatus (J.L.A. Quatrefages, 1849) - (TEREDINIDAE)
- pochi, Portugala pochi É.A.A. Locard, 1895 - syn of: Portugala inchoata (P.M.A. Morelet, 1845) - (HYGROMIIDAE)
- pochutlensis, Mesembrinus tryoni pochutlensis P.H. Fischer & J.C.H. Crosse, 1875 - (BULIMULIDAE)
- pocilliformis, Teredo pocilliformis G.F. Roch, 1931 - syn of: Teredo navalis C. Linnaeus, 1758 - (TEREDINIDAE)
- pocillum, Coccocrater pocillum (W.H. Dall, 1890) - (COCCULINIDAE)
- pococki, Clithon pococki Symonds, 2015 - (NERITIDAE)
- pocsi, Oospira pocsi M. Szekeres, 1969 - syn of: Oospira vanbuensis (A.R.J.B. Bavay & P. Dautzenberg, 1899) - (CLAUSILIIDAE)
- pocsi, Dioryx pocsi A. Varga, 1972 - (CYCLOPHORIDAE)
- pocula, Gadila pocula (W.H. Dall, 1889) - (GADILIDAE)
- pocula, Notosinister pocula C.F. Laseron, 1954 - syn of: Costatophora granifera (J.W. Brazier, 1894) - (TRIPHORIDAE)
- pocula, Monophorus pocula C.F. Laseron, 1954 - syn of: Costatophora granifera (J.W. Brazier, 1894) - (TRIPHORIDAE)
- poculifer, Teredo poculifer T. Iredale, 1936 - (TEREDINIDAE)
- poculifera, Anomia poculifera W.B. Marshall, 1918 - syn of: Anomia trigonopsis F.W. Hutton, 1877 - (ANOMIIDAE)
- Poculina, syn of: Genus Calyptraea J.B.P.A. Lamarck, 1799 (CALYPTRAEIDAE)
- Poculina, syn of: Genus Clio C. Linnaeus, 1767 (CLIIDAE)
- Poculisphinctes, Genus Poculisphinctes Buckman, 1920 † (PERISPHINCTIDAE) (FOSSIL)
- poculum, Gomphoceras poculum Whidborne † - (DIESTOCERATIDAE) (FOSSIL)
- poculum, Choffatia poculum (J. Leckenby, 1859 †) - (PERISPHINCTIDAE) (FOSSIL)
- poculum, Poculisphinctes poculum J. Leckenby, 1859 † - syn of: Choffatia poculum (J. Leckenby, 1859 †) - (PERISPHINCTIDAE) (FOSSIL)
- poculus, Onyxites poculus Wenjukoff, 1886 † - syn of: Onyxites inversus (Wenjukov, 1866 †) - (DISCOSORIDA (unassigned)) (FOSSIL)
- podagra, Calocochlia persimilis podagra P. Bartsch, 1930 - (BRADYBAENIDAE)
- podagrina, Linga podagrina W.H. Dall, 1903 † - (LUCINIDAE) (FOSSIL)
- podagrina, Ostrea podagrina W.H. Dall, 1895 † - (OSTREIDAE) (FOSSIL)
- podagrina alarantus, Linga podagrina alarantus W.P. Woodring, 1925 - (LUCINIDAE)
- podagrina caymanana, Linga podagrina caymanana J. Gibson-Smith & W. Gibson-Smith, 1982 - (LUCINIDAE)
- podagrinum, Bittium podagrinum W.H. Dall, 1892 † - (CERITHIIDAE) (FOSSIL)
- podagrinus, Cadulus podagrinus J. Henderson, 1920 - (GADILIDAE)
- Podagrosites, Genus Podagrosites Guex , 1973 † (HILDOCERATIDAE) (FOSSIL)
- podagrosus, Diplodon podagrosus W.B. Marshall, 1923 - syn of: Rhipidodonta charruana (A.V.M.D. D'Orbigny, 1835) - (HYRIIDAE)
- Podangia, syn of: Subgenus Atopos (Padangia) J.F. Babor, 1900 (RATHOUISIIDAE)
- podarensis, Bithynia podarensis (Pana in Pana & al., 1981 †) - (BITHYNIIDAE) (FOSSIL)
- podarensis, Radix podarensis Macale?, 2000 † - (LYMNAEIDAE) (FOSSIL)
- podexpulicis, Marekicella podexpulicis Horný, 1997 † - (ARCHINACELLIDAE) (FOSSIL)
- podkagernensis, Mytilus podkagernensis Slodkewitsch & Ilyina, 1935 † - (MYTILIDAE) (FOSSIL)
- podkagernensis rugosus, Mytilus podkagernensis rugosus L. Krishtofovich, 1984 † - syn of: Mytilus tochilnensis A.I. Kafanov, 1987 † - (MYTILIDAE) (FOSSIL)
- podlasiensis, Mathilda podlasiensis A. Kaim, 2004 † - (MATHILDIDAE) (FOSSIL)
- podobeda, Octoporia podobeda E.M. Krylova, 1994 - (CUSPIDARIIDAE)
- Pododesmus, Genus Pododesmus R.A. Philippi, 1837 (ANOMIIDAE)
- podolica, Helix podolica C.A. Westerlund, 1897 - syn of: Euomphalia strigella (J.P.R. Draparnaud, 1801) - (HELICIDAE)
- podolica, Hydrobia podolica Lomnicki, 1886 † - (HYDROBIIDAE) (FOSSIL)
- podolica, Martha podolica W. Polinski, 1922 - syn of: Helicopsis striata (O.F. Müller, 1774) - (HYGROMIIDAE)
- podolica, Jovellania podolica Siemiradzki, 1906 † - (JOVELLANIIDAE) (FOSSIL)
- podolica, Mactra podolica K.E.I. von Eichwald, 1830 † - (MACTRIDAE) (FOSSIL)
- podolica, Catazone podolica (Wenjukov, 1899 †) - (MURCHISONIIDAE) (FOSSIL)
- podolica, Vitrea podolica S. Clessin, 1880 - syn of: Vitrea crystallina (O.F. Müller, 1774) - (PRISTILOMATIDAE)
- podolica, Rissoina podolica A.E.M. Cossmann, 1921 † - (RISSOINIDAE) (FOSSIL)
- podolica, Ervilia podolica K.E.I. von Eichwald † - (SEMELIDAE) (FOSSIL)
- podolica, Gibbula podolica F. Dubois De Montpéreux, 1831 † - (TROCHIDAE) (FOSSIL)
- Podoliceras, Genus Podoliceras † (ORTHOCERIDA (UNASSIGNED)) (FOSSIL)
- podolicum, Rizoceras podolicum Balaschov, 1968 † - (ONCOCERATIDAE) (FOSSIL)
- podolicum, Endoplectoceras podolicum P.A. Zhuravleva, 1972 † - (PHRAGMOCERATIDAE) (FOSSIL)
- podolicum, Dnestroceras podolicum (Siemiradzki, 1906 †) - (PSEUDORTHOCERATIDAE) (FOSSIL)
- podolicus, Anarcestes podolicus Siemiradzki, 1906 † - (ANARCESTIDAE) (FOSSIL)
- podolicus, Turmalites podolicus Lyashenko, 1969 † - (TURMALITIDAE) (FOSSIL)
- Podolites, Genus Podolites Lyashenko, 1969 † (VOLYNITIDAE) (FOSSIL)
- podolskense, Domatoceras podolskense (Tzwetaev, 1888 †) - (GRYPOCERATIDAE) (FOSSIL)
- podolskensis, Nautilus podolskensis Tzwetaev, 1888 † - syn of: Domatoceras podolskense (Tzwetaev, 1888 †) - (NAUTILIDAE) (FOSSIL)
- podophthalma, Liguriella podophthalma A. Issel, 1908 - (CRANCHIIDAE)
- Podopsis, syn of: Genus Spondylus C. Linnaeus, 1758 (SPONDYLIDAE)
- podotria, Discodoris podotria (L.S.R. Bergh, 1890) - (DISCODORIDIDAE)
- podwinensis, Neumayria podwinensis (M. von Neumayr in M. von Neumayr & C.R.C. Paul, 1875 †) - (BITHYNIIDAE) (FOSSIL)
- podwinensis poratica, Neumayria podwinensis poratica (Gozhik in Gozhik & Datsenko, 2007 †) - (BITHYNIIDAE) (FOSSIL)
- poecila, Glossodoris poecila R. Winckworth, 1946 - (CHROMODORIDIDAE)
- poecila, Euplica poecila (G.B. II Sowerby, 1844) - (COLUMBELLIDAE)
- poecila, Nassarina poecila H.A. Pilsbry & H.N. Lowe, 1932 - (COLUMBELLIDAE)
- poecila, Drillia poecila A.V. Sysoev & P. Bouchet, 2001 - (DRILLIIDAE)
- poecila, Helix poecila D'Orbigny, 1835 - syn of: Drymaeus poecilus (A.V.M.D. D'Orbigny, 1835) - (HELICIDAE)
- poecila, Iniforis poecila (R.P.J. Hervier, 1898) - (TRIPHORIDAE)
- poecila, Triphora poecila R.P.J. Hervier, 1898 - syn of: Iniforis poecila (R.P.J. Hervier, 1898) - (TRIPHORIDAE)
- poecila persignata, Columbella poecila persignata R.P.J. Hervier, 1899 - syn of: Euplica varians (G.B. I Sowerby, 1832) - (COLUMBELLIDAE)
- poecilla, Euplica poecilla G.B. II Sowerby, 1844 - syn of: Euplica poecila (G.B. II Sowerby, 1844) - (COLUMBELLIDAE)
- poecillus, Drymaeus poecillus D'Orbigny, 1835 - syn of: Drymaeus poecilus (A.V.M.D. D'Orbigny, 1835) - (BULIMULIDAE)
- poecillus, Amphidromus poecillus W.S.S. Van Benthem-Jutting, 1941 - syn of: Amphidromus heerianus poecillus (W.S.S. Van Benthem-Jutting, 1941) - (CAMAENIDAE)
- poecillus, Amphidromus heerianus poecillus (W.S.S. Van Benthem-Jutting, 1941) - (CAMAENIDAE)
- Poecilocharis, Subgenus Aspastus (Poecilocharis) W. Kobelt, 1891 (BOTHRIEMBRYONTIDAE)
- poecilochrous, Amphidromus poecilochrous (H.C. Fulton, 1896) - (CAMAENIDAE)
- poecilochrous candidus, Amphidromus poecilochrous candidus M. Djajasasmita, 1963 - (CAMAENIDAE)
- poecilochrous jaeckeli, Amphidromus poecilochrous jaeckeli F.F. Laidlaw, 1954 - (CAMAENIDAE)
- poecilochrous lembataensis, Amphidromus poecilochrous lembataensis B. Dharma, 2007 - (CAMAENIDAE)
- Poecilocoptis, Genus Poecilocoptis H.A. Pilsbry, 1941 (UROCOPTIDAE)
- poecilodoma, Xerocrassa poecilodoma (O. Böttger, 1894) - (HYGROMIIDAE)
- poecilogramma, Leiostracus obliquus poecilogramma C.M.F. Ancey, 1901 - (SIMPULOPSIDAE)
- Poecilomorphus, Genus Poecilomorphus Buckman, 1889 † (HAPLOCERATIDAE) (FOSSIL)
- Poeciloplax, Subgenus Chiton (Poeciloplax) Thiele, 1893 † (CHITONIDAE) (FOSSIL)
- Poecilospira, syn of: Genus Gyraulus A.E.R. Agassiz in J.G.F. de Charpentier, 1837 (PLANORBIDAE)
- poecilosticta, Nassa poecilosticta E.A. Smith, 1904 - syn of: Nassarius kochianus (R.W. Dunker, 1846) - (NASSARIIDAE)
- poecilostictus, Phrixgnathus poecilostictus (L. Pfeiffer, 1853) - (PUNCTIDAE)
- poecilostictus conicula, Phrixgnathus poecilostictus conicula H.H. Suter, 1907 - (PUNCTIDAE)
- Poecilostola, syn of: Subgenus Epiphragmophora (Pilsbrya) C.M.F. Ancey, 1887 (EPIPHRAGMOPHORIDAE)
- poecilostoma, Nassa poecilostoma E.A. Smith, 1904 - syn of: Nassarius kochianus (R.W. Dunker, 1846) - (NASSARIIDAE)
- poecilostoma, Ranella poecilostoma E.A. Smith, 1915 - syn of: Ranella gemmifera F.M. Euthyme, 1889 - (RANELLIDAE)
- Poecilostylus, syn of: Genus Eurystyla C.M.F. Ancey, 1887 (ACAVIDAE)
- poecilotrochus, Ganesella poecilotrochus (O.F. von Möllendorff, 1891) - (CAMAENIDAE)
- Poecilozonites, Genus Poecilozonites O. Böttger, 1884 (GASTRODONTIDAE)
- Poecilus, syn of: Subgenus Helicostyla (Cochlodryas) E.C. Von Martens, 1860 (BRADYBAENIDAE)
- poecilus, Drymaeus poecilus (A.V.M.D. D'Orbigny, 1835) - (BULIMULIDAE)
- poecilus, Amphidromus poecilus W.S.S. Van Benthem-Jutting, 1941 - syn of: Amphidromus heerianus poecillus (W.S.S. Van Benthem-Jutting, 1941) - (CAMAENIDAE)
- poecilus ictericus, Drymaeus poecilus ictericus (C.M.F. Ancey, 1892) - (BULIMULIDAE)
- poecilus major, Drymaeus poecilus major (A.V.M.D. D'Orbigny, 1836) - (BULIMULIDAE)
- poecilus minor, Drymaeus poecilus minor (A.V.M.D. D'Orbigny, 1836) - (BULIMULIDAE)
- poecilus percandidus, Drymaeus poecilus percandidus W.H. Dall, 1912 - (BULIMULIDAE)
- poecilus sanctanensis, Drymaeus poecilus sanctanensis W.H. Dall, 1912 - (BULIMULIDAE)
- poecilus tricinctus, Drymaeus poecilus tricinctus J.J. Parodíz, 1962 - (BULIMULIDAE)
- poehlianus, Conus poehlianus G.B. I Sowerby, 1887 - syn of: Pionoconus consors (G.B. I Sowerby, 1833) - (CONIDAE)
- poelarius, Comarmondia poelarius G.D. Nardo, 1847 - syn of: Comarmondia gracilis (G. Montagu, 1803) - (CLATHURELLIDAE)
- poelsensis, Nassarius toulai poelsensis M. Auinger † - (NASSARIIDAE) (FOSSIL)
- Poenia, Subgenus Lucidella (Poenia) H. Adams & A. Adams, 1856 (HELICINIDAE)
- poenicia, Hervia poenicia R.F. Burn, 1957 - syn of: Flabellina poenicia (R.F. Burn, 1957) - (FACELINIDAE)
- poenicia, Flabellina poenicia (R.F. Burn, 1957) - (FLABELLINIDAE)
- poenicia aurantia, Flabellina poenicia aurantia R.F. Burn, 1962 - syn of: Flabellina poenicia (R.F. Burn, 1957) - (FLABELLINIDAE)
- Poeniella, Subgenus Lucidella (Poeniella) F.C. Baker, 1923 (HELICINIDAE)
- poenitens, Ancilla poenitens E.W. Vredenburg, 1923 † - (ANCILLARIIDAE) (FOSSIL)
- poenitentis, Chondropometes vignalense poenitentis C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- poephaga, Candidula poephaga P. Fagot in É.A.A. Locard, 1894 - syn of: Candidula gigaxii (L. Pfeiffer, 1850) - (HYGROMIIDAE)
- poepigii, Gibbula poepigii R.A. Philippi, 1887 † - syn of: Gibbula poeppigii R.A. Philippi, 1887 † - (TROCHIDAE) (FOSSIL)
- poeppigii, Gibbula poeppigii R.A. Philippi, 1887 † - (TROCHIDAE) (FOSSIL)
- poeppigii, Sheldonia poeppigii (L. Pfeiffer, 1846) - (UROCYCLIDAE)
- poeppingii, Sheldonia poeppingii (L. Pfeiffer, 1846) - syn of: Sheldonia poeppigii (L. Pfeiffer, 1846) - (UROCYCLIDAE)
- poeyana, Pomacea poeyana (H.A. Pilsbry, 1927) - (AMPULLARIIDAE)
- poeyana, Fadyenia poeyana E. Chitty, 1857 - (HELICINIDAE)
- poeyana, Glandinella poeyana (L. Pfeiffer, 1854) - (OLEACINIDAE)
- poeyana, Cyclostoma poeyana A.V.M.D. D'Orbigny, 1842 - syn of: Chondropoma poeyanum (A.V.M.D. D'Orbigny, 1842) - (POMATIIDAE)
- poeyana, Nephritica poeyana (I. Lea, 1857) - (UNIONIDAE)
- poeyana, Cochlodinella poeyana (A.V.M.D. D'Orbigny, 1841) - (UROCOPTIDAE)
- poeyanum, Chondropoma poeyanum (A.V.M.D. D'Orbigny, 1842) - (POMATIIDAE)
- poeyanum jibacoense, Chondropoma poeyanum jibacoense C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- poeyanum occidentale, Chondropoma poeyanum occidentale C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- poeyanum ricardi, Chondropoma poeyanum ricardi C. de la Torre, 1954 - (POMATIIDAE)
- poeyanus, Liguus poeyanus (L. Pfeiffer) - (ORTHALICIDAE)
- poeyanus, Planorbis poeyanus S. Clessin, 1884 - syn of: Drepanotrema cimex (S. Moricand, 1839) - (PLANORBIDAE)
- Poeycoptis, Genus Poeycoptis M.L. Jaume & C. de la Torre, 1972 (UROCOPTIDAE)
- poeyi, Zachrysia poeyi M.L. Jaume, 1984 - (CAMAENIDAE)
- poeyi, Eurycampta poeyi (S.A.A. Petit De La Saussaye, 1836) - (CEPOLIDAE)
- poeyi, Cerion sanctacruzense poeyi C.G. Aguayo & M.I. Sánchez Roig, 1953 - (CERIONIDAE)
- poeyi, Melampus poeyi L. Pfeiffer, 1857 - syn of: Melampus bullaoides (G. Montagu, 1808) - (ELLOBIIDAE)
- poeyi, Helicina poeyi L. Pfeiffer, 1859 - (HELICINIDAE)
- poeyi, Prunum poeyi J. Espinosa & J.A. Ortea, 2015 - (MARGINELLIDAE)
- poeyi, Muricopsis poeyi H. Sarasúa & J. Espinosa, 1979 - syn of: Attiliosa aldridgei (G.W. Nowell-Usticke, 1969) - (MURICIDAE)
- poeyi, Daedalochila poeyi C.G. Aguayo & M.L. Jaume, 1947 - (POLYGYRIDAE)
- poeyi, Opisthosiphon poeyi C. de la Torre & P. Bartsch, 1941 - (POMATIIDAE)
- poeyi, Tagelus poeyi W.H. Dall, 1899 - syn of: Tagelus plebeius (J. Lightfoot, 1786) - (SOLECURTIDAE)
- poeyi, Tetrentodon poeyi C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- poeyi gibaraensis, Helicina poeyi gibaraensis C.G. Aguayo, 1953 - (HELICINIDAE)
- Poeyia, syn of: Genus Gundlachia L. Pfeiffer, 1849 (PLANORBIDAE)
- Pogonodon, Genus Pogonodon P. Bouchet, 1997 (TRIPHORIDAE)
- pogorevitschi, Atomodesma pogorevitschi Muromtseva & Guskov, 1984 † - syn of: Aphanaia pogorewitschi Muromtseva & Guskov, 1984 † - (ATOMODESMATIDAE) (FOSSIL)
- pogorewitschi, Aphanaia pogorewitschi Muromtseva & Guskov, 1984 † - (ATOMODESMATIDAE) (FOSSIL)
- pohli, Paleocadmus pohli G.A. Solem & Richardson, 1975 † - (COLEOIDEA (UNASSIGNED)) (FOSSIL)
- pohli, Phenacocyclas pohli La Rocque, 1950 † - (LUCINIDAE) (FOSSIL)
- pohli, Phenacocyclas pohli LaRocque 1950 † - (LUCINIDAE) (FOSSIL)
- Pohlia, Genus Pohlia Rogalla & Amler, 2006 † (HIPPOCARDIOIDEA (UNASSIGNED)) (FOSSIL)
- pohnpei, Siphopteron pohnpei (P.J. Hoff & C.H. Carlson, 1983) - (GASTROPTERIDAE)
- poholuae, Hiona perkinsi poholuae H.B. Baker, 1940 - (EUCONULIDAE)
- poias, Falcidens poias A.H. Scheltema, 1995 - (CHAETODERMATIDAE)
- poica, Learchis poica Er. Marcus & Ev. Marcus, 1960 - (FACELINIDAE)
- poichilum, Herpetopoma poichilum C. Vilvens, 2012 - (CHILODONTIDAE)
- poigounei, Sundaya poigounei Cecalupo & Perugia, 2017 - (CERITHIOPSIDAE)
- poinciana, Olivella poinciana K.V.W. Palmer, 1953 † - (OLIVELLIDAE) (FOSSIL)
- poindimiei, Aeolidia poindimiei J.J. Risbec, 1928 - syn of: Phyllodesmium poindimiei (J.J. Risbec, 1928) - (AEOLIDIIDAE)
- poindimiei, Phyllodesmium poindimiei (J.J. Risbec, 1928) - (FACELINIDAE)
- poindimiense, Dentalium poindimiense V. Scarabino, 2008 - (DENTALIIDAE)
- poinsettiformis, Pterocerella poinsettiformis L.W. Stephenson, 1941 † - (APORRHAIDAE) (FOSSIL)
- pointeli, Ebala pointeli (L. de Folin, 1868) - (MURCHISONELLIDAE)
- pointeli, Anisocycla pointeli L. de Folin, 1868 - syn of: Ebala pointeli (L. de Folin, 1868) - (MURCHISONELLIDAE)
- pointeli, Eulimella pointeli L. de Folin, 1868 - syn of: Ebala pointeli (L. de Folin, 1868) - (PYRAMIDELLIDAE)
- pointeli gradata, Ebala pointeli gradata T.A. de M. Monterosato, 1878 - syn of: Ebala gradata (T.A. de M. Monterosato, 1878) - (MURCHISONELLIDAE)
- pointeli gradata, Odostomia pointeli gradata T.A. de M. Monterosato, 1878 - syn of: Ebala gradata (T.A. de M. Monterosato, 1878) - (PYRAMIDELLIDAE)
- pointeli planulata, Ebala pointeli planulata L. Gougerot & Feki, 1981 - syn of: Ebala pointeli (L. de Folin, 1868) - (MURCHISONELLIDAE)
- pointeli turgida, Odostomia pointeli turgida T.A. de M. Monterosato, 1878 - syn of: Ebala pointeli (L. de Folin, 1868) - (PYRAMIDELLIDAE)
- pointieri, Eratoidea pointieri J. Espinosa & J.A. Ortea, 2013 - (MARGINELLIDAE)
- pointieri, Siratus pointieri D. Merle & B. Garrigues, 2011 - (MURICIDAE)
- pointieri, Pygmaepterys pointieri B. Garrigues & D. Merle, 2014 - (MURICIDAE)
- Poiretia, Genus Poiretia P. Fischer, 1883 (SPIRAXIDAE)
- poiretiana, Noctepuna poiretiana (L.A. Reeve, 1852) - (CAMAENIDAE)
- poiretiana clenchi, Noctepuna poiretiana clenchi D.F. McMichael, 1958 - (CAMAENIDAE)
- poiretiana muensis, Noctepuna poiretiana muensis (C. Hedley, 1912) - (CAMAENIDAE)
- Poiriera, syn of: Genus Pazinotus E.H. Vokes, 1970 (MURICIDAE)
- poirieri, Lehmannia poirieri J.F. Mabille, 1883 - syn of: Ambigolimax valentianus (A.E.J. Férussac, 1821) - (LIMACIDAE)
- poirieri, Chicoreus poirieri F.P. Jousseaume, 1881 - syn of: Triplex microphyllus (J.B.P.A. Lamarck, 1816) - (MURICIDAE)
- poirieri, Nassa poirieri É.A.A. Locard, 1887 - syn of: Tritia reticulata (C. Linnaeus, 1758) - (NASSARIIDAE)
- poirieri, Georgia poirieri (J.R. Bourguignat, 1882) - (POMATIIDAE)
- poirieri, Neoprososthenia poirieri (R.A.M. Brandt, 1970) - (POMATIOPSIDAE)
- poirieri, Solen poirieri J.F. Mabille & A. de Rochebrune, 1889 - syn of: Ensis macha (Molina, 1782) - (SOLENIDAE)
- poirieri, Stemmatopsis poirieri J.F. Mabille, 1887 - (STREPTAXIDAE)
- poirieri, Tritonia poirieri (J.F. Mabille & A. de Rochebrune, 1889) - (TRITONIIDAE)
- poirieri, Zairia poirieri A. de Rochebrune, 1886 - syn of: Coelatura gabonensis (H.C. Küster, 1862) - (UNIONIDAE)
- Poirieria, Genus Poirieria F.P. Jousseaume, 1880 (MURICIDAE)
- poirieria, Pagodula poirieria (A.W.B. Powell, 1951) - (MURICIDAE)
- poirieria, Murex poirieria F.P. Jousseaume, 1881 - syn of: Triplex microphyllus (J.B.P.A. Lamarck, 1816) - (MURICIDAE)
- Poirrieria, syn of: Genus Poirieria F.P. Jousseaume, 1880 (MURICIDAE)
- Pojetaconcha, Genus Pojetaconcha Waterhouse , 1987 † (BRANSONIIDAE) (FOSSIL)
- pojetai, Bucania pojetai Wahlman, 1992 † - (BUCANIIDAE) (FOSSIL)
- pojetai, Modiolopsis pojetai Jakobsen & al., 2016 † - (MODIOMORPHIDAE) (FOSSIL)
- pojetai, Ribeiria pojetai P. Sánchez, 2005 † - (RIBEIRIIDAE) (FOSSIL)
- pojetai, Stenotheca pojetai Runnegar & Jell, 1976 † - (STENOTHECIDAE) (FOSSIL)
- Pojetaia, Genus Pojetaia Jell, 1980 † (NUCULIDA (UNASSIGNED)) (FOSSIL)
- pojetana, Amphicoelia pojetana Kríž, 2008 † - (AMBONYCHIIDAE) (FOSSIL)
- Pojetoceras, Genus Pojetoceras Frey , 1995 † (ORTHOCERATIDAE) (FOSSIL)
- Pojetorum, Genus Pojetorum Rogalla & Amler, 2006 † (HIPPOCARDIIDAE) (FOSSIL)
- pojoritensis, Deroceras pojoritensis Husanu, 1967 - syn of: Agriolimax agreste (C. Linnaeus, 1758) - (AGRIOLIMACIDAE)
- pokoensis, Potadoma pokoensis H.A. Pilsbry & J.C. Bequaert, 1927 - (PACHYCHILIDAE)
- pokolbinense, Uraloceras pokolbinense Teichert, 1953 † - (PARAGASTRIOCERATIDAE) (FOSSIL)
- pola, Discoclymenia pola W. Korn, Bockwinkel & Ebbighausen, 2016 † - (POSTTORNOCERATIDAE) (FOSSIL)
- polacia, Epitonium polacia (W.H. Dall, 1889) - (EPITONIIDAE)
- polakowskii, Physa polakowskii S. Clessin, 1886 - syn of: Haitia mexicana (R.A. Philippi, 1841) - (PHYSIDAE)
- polandi, Sinum polandi A.A. Olsson & A. Harbison, 1953 † - (NATICIDAE) (FOSSIL)
- polare, Buccinum polare J.E. Gray, 1839 - (BUCCINIDAE)
- polare, Glyptophiceras polare (Spath, 1935 †) - (KASHMIRITIDAE) (FOSSIL)
- polare, Oxytornoceras polare (Bogoslovsky & Yatskov, 1985 †) - (TORNOCERATIDAE) (FOSSIL)
- polare mirandum, Buccinum polare mirandum E.A. Smith, 1875 - syn of: Buccinum mirandum E.A. Smith, 1875 - (BUCCINIDAE)
- polare percrassum, Buccinum polare percrassum W.H. Dall, 1886 - syn of: Buccinum percrassum W.H. Dall, 1881 - (BUCCINIDAE)
- polare schrenckii, Buccinum polare schrenckii T.A. Verkrüzen, 1882 - (BUCCINIDAE)
- polare simplex, Buccinum polare simplex A.T. von Middendorff, 1848 - syn of: Buccinum simplex (A.T. von Middendorff, 1848) - (BUCCINIDAE)
- Polaricyclus, Genus Polaricyclus Riley , 1990 † (PERICYCLIDAE) (FOSSIL)
- polaris, Astarte polaris W.H. Dall, 1903 - syn of: Astarte compacta Carpenter, 1864 - (ASTARTIDAE)
- polaris, Buccinum polaris J.E. Gray, 1839 - syn of: Buccinum polare J.E. Gray, 1839 - (BUCCINIDAE)
- polaris, Ceratites polaris Mojsisovics, 1886 † - syn of: Arctoceras blomstrandi (Lindström, 1865 †) - (CERATITIDAE) (FOSSIL)
- polaris, Cosmonautilus polaris E.S. Sobolev, 1989 † - (CLYDONAUTILIDAE) (FOSSIL)
- polaris, Toledonia polaris (C. Hedley, 1916) - (DIAPHANIDAE)
- polaris, Stilapex polaris (C. Hedley, 1916) - (EULIMIDAE)
- polaris, Flabellina polaris (N.I. Volodchenko, 1946) - (FLABELLINIDAE)
- polaris, Coryphella polaris N.I. Volodchenko, 1946 - syn of: Flabellina polaris (N.I. Volodchenko, 1946) - (FLABELLINIDAE)
- polaris, Nacella polaris (J.B. Hombron & C.H. Jacquinot, 1841) - (NACELLIDAE)
- polaris, Dacryomya polaris Kiparisova, 1937 † - (NUCULANIDAE) (FOSSIL)
- polaris, Meleagrinella polaris E.A.L. Kittl, 1907 † - (OXYTOMIDAE) (FOSSIL)
- polaris, Patella polaris J.B. Hombron & C.H. Jacquinot, 1841 - syn of: Nacella polaris (J.B. Hombron & C.H. Jacquinot, 1841) - (PATELLIDAE)
- polaris, Philine polaris C.W.S. Aurivillius, 1887 - (PHILINIDAE)
- polaris, Planorbis polaris C.A. Westerlund, 1885 - syn of: Anisus infraliratus (C.A. Westerlund, 1876) - (PLANORBIDAE)
- polaris, Metapronorites polaris Andrianov, 1985 † - (PRONORITIDAE) (FOSSIL)
- polaris, Pinctada polaris D.C. Danielssen, 1859 - syn of: Solariella varicosa (J.W. Mighels & C.B. Adams, 1842) - (PTERIIDAE)
- polaris, Turbonilla polaris (C. Hedley, 1916) - (PYRAMIDELLIDAE)
- polaris, Chemnitzia polaris C. Hedley, 1916 - syn of: Turbonilla polaris (C. Hedley, 1916) - (PYRAMIDELLIDAE)
- polaris, Strepsidura polaris J.D. Stilwell & al., 2004 † - (STREPSIDURIDAE) (FOSSIL)
- polaris, Trochus polaris R.A. Philippi, 1850 - syn of: Margarites costalis (A.A. Gould, 1841) - (TROCHIDAE)
- polaris, Turritella polaris H.P.C. Møller, 1842 - syn of: Tachyrhynchus erosus (J.P.Y. Couthouy, 1838) - (TURRITELLIDAE)
- polaris, Stellaria polaris P.F. Röding, 1798 - syn of: Stellaria solaris (C. Linnaeus, 1764) - (XENOPHORIDAE)
- polaris, Yoldiella polaris Messjatsev, 1931 - syn of: Yoldiella lenticula (H.P.C. Møller, 1842) - (YOLDIIDAE)
- polarsterni, Adacnarca polarsterni E.N. Egorova, 2003 - (PHILOBRYIDAE)
- Polas, syn of: Genus Pholas C. Linnaeus, 1758 (PHOLADIDAE)
- Polehemia, syn of: Genus Lophonema Purdue & Miser, 1916 † (HELICOTOMIDAE) (FOSSIL)
- polei, Oligospira polei (J. Collett, 1899) - (ACAVIDAE)
- polejaevi, Turricaspia polejaevi (N.I. Andrusov, 1902 †) - (HYDROBIIDAE) (FOSSIL)
- polemica, Polemicella polemica (J.C. Melvill, 1910) - (PYRAMIDELLIDAE)
- polemica, Polemicella polemica (E. Saurin, 1961) - syn of: Chrysallida saurini E. Robba, S.I. Di Geronimo, N. Chaimanee & al., 2004 - (PYRAMIDELLIDAE)
- Polemicella, Genus Polemicella E. Saurin, 1959 (PYRAMIDELLIDAE)
- polemicus, Janupecten polemicus (J. Marwick, 1928 †) - (PECTINIDAE) (FOSSIL)
- polemonis, Pseudocatillus polemonis (Schwez, 1913 †) - (CARDIIDAE) (FOSSIL)
- Poleumita, Genus Poleumita Clarke & Ruedemann, 1903 † (EUOMPHALIDAE) (FOSSIL)
- polgari, Cassowarioides polgari Caldwell & Chatterton, 1995 † - (PSEUDOBIGALEAIDAE) (FOSSIL)
- Polhemia, syn of: Genus Lophonema Purdue & Miser, 1916 † (HELICOTOMIDAE) (FOSSIL)
- poli, Aplysia poli S. Delle Chiaje, 1824 - syn of: Aplysia depilans J.F. Gmelin, 1791 - (APLYSIIDAE)
- poli, Mangelia poli S. Delle Chiaje, 1830 - (MANGELIIDAE)
- poli, Patella poli A. Scacchi, 1832 - syn of: Calyptraea chinensis (C. Linnaeus, 1758) - (PATELLIDAE)
- polia, Tepalcatia polia (F.G. Thompson & R. Hershler, 1991) - (HYDROBIIDAE)
- Polia, syn of: Genus Pharus W.E. Leach in T. Brown, 1844 (PHARIDAE)
- poliahu, Ardeadoris poliahu (H.W. Bertsch & T.M. Gosliner, 1989) - (CHROMODORIDIDAE)
- poliana, Aplysia poliana S. Delle Chiaje, 1824 - syn of: Aplysia depilans J.F. Gmelin, 1791 - (APLYSIIDAE)
- poliana, Gastrochaena poliana R.A. Philippi, 1845 - syn of: Rocellaria dubia (T. Pennant, 1777) - (GASTROCHAENIDAE)
- poliana, Mangelia poliana A. Risso, 1826 - syn of: Rissoina bruguieri (B.C.M. Payraudeau, 1826) - (MANGELIIDAE)
- poliana, Modiola poliana R.A. Philippi, 1844 - syn of: Musculus subpictus (F.J. Cantraine, 1835) - (MYTILIDAE)
- poliana, Lunatia poliana S. Delle Chiaje, 1830 - syn of: Euspira nitida (E. Donovan, 1804) - (NATICIDAE)
- poliana, Nerita poliana S. Delle Chiaje, 1830 - syn of: Euspira nitida (E. Donovan, 1804) - (NERITIDAE)
- poliana, Rissoa poliana A. Risso, 1826 - (RISSOIDAE)
- polianus, Stephanopus polianus A. Scacchi, 1836 - syn of: Solemya togata (G.S. Poli, 1791) - (SOLEMYIDAE)
- policarinarum, Teretia policarinarum J.L. Vera-Peláez, 2002 † - (RAPHITOMIDAE) (FOSSIL)
- Policordia, Genus Policordia W.H. Dall, P. Bartsch & H.A. Rehder, 1938 (VERTICORDIIDAE)
- Polictenidia, syn of: Genus Bathyberthella R.C. Willan, 1983 (PLEUROBRANCHIDAE)
- Polidevcia, Genus Polidevcia Tschernyschev, 1943 † (NUCULANIDAE) (FOSSIL)
- POLIDEVCIIDAE Kumpera, Prantl & Ružicka, 1960 † - Family (BIVALVIA-PROTOBRANCHIA [Subclass]-NUCULANIDA [Order]-NUCULANOIDEA [Superfamily]) (FOSSIL)
- polieri, Leptoceratoides polieri (Myczynski, 1977 †) - (LEPTOCERATOIDIDAE) (FOSSIL)
- polignaci, Clathurella polignaci É. Lamy, 1923 - (CLATHURELLIDAE)
- polignaci, Nassarius polignaci É. Lamy, 1923 - syn of: Nassarius pumilio (E.A. Smith, 1872) - (NASSARIIDAE)
- polii, Anadara polii C. Mayer, 1868 - syn of: Anadara gibbosa (L.A. Reeve, 1844) - (ARCIDAE)
- polii, Calyptraea polii A. Scacchi, 1832 - syn of: Calyptraea chinensis (C. Linnaeus, 1758) - (CALYPTRAEIDAE)
- polii, Cardium polii B.C.M. Payraudeau, 1826 - syn of: Papillicardium papillosum (G.S. Poli, 1791) - (CARDIIDAE)
- polii, Chiton polii G.P. Deshayes, 1833 - syn of: Rhyssoplax olivaceus (L. Spengler, 1797) - (CHITONIDAE)
- polii, Chiton polii R.A. Philippi, 1836 - syn of: Lepidochitona caprearum corrugata (L.A. Reeve, 1848) - (CHITONIDAE)
- polii, Gastrochaena polii R.A. Philippi, 1844 - syn of: Rocellaria dubia (T. Pennant, 1777) - (GASTROCHAENIDAE)
- polii, Hiatella polii J.E. Gray, 1851 - syn of: Galeomma turtoni W. Turton, 1825 - (HIATELLIDAE)
- polii, Bolinus polii G.S. Coen, 1933 ex Monterosato MS - syn of: Bolinus brandaris polii G.S. Coen, 1933 ex Monterosato MS - (MURICIDAE)
- polii, Bolinus brandaris polii G.S. Coen, 1933 ex Monterosato MS - (MURICIDAE)
- polii, Nucula polii R.A. Philippi, 1836 - syn of: Nucula sulcata H.G. Bronn, 1831 - (NUCULIDAE)
- polii fusca, Calyptraea polii fusca A. Issel, 1878 - syn of: Calyptraea chinensis (C. Linnaeus, 1758) - (CALYPTRAEIDAE)
- polii grandis, Arca polii grandis T.A. de M. Monterosato, 1875 - syn of: Anadara corbuloides (T.A. de M. Monterosato, 1878) - (ARCIDAE)
- polillanum, Leptopoma polillanum O.F. von Möllendorff, 1894 - (CYCLOPHORIDAE)
- polillensis, Helicostyla polillensis L. Pfeiffer, 1861 - (BRADYBAENIDAE)
- polillensis hectori, Helicostyla polillensis hectori L. Pfeiffer, 1861 - (BRADYBAENIDAE)
- polimilitis, Carinigera buresi polimilitis E. Gittenberger & D.R. Uit De Weerd, 2004 - (CLAUSILIIDAE)
- Polinella, Genus Polinella Marwick, 1931 † (NATICIDAE) (FOSSIL)
- polingi, Chloritis polingi W.J. Clench, 1957 - (CAMAENIDAE)
- Polinices, Genus Polinices P.D. Montfort, 1810 (NATICIDAE)
- Poliniciella, Genus Poliniciella Petuch, 1988 † (NATICIDAE) (FOSSIL)
- poliniciformis, Taniella poliniciformis A.G. Beu, 1970 † - (NATICIDAE) (FOSSIL)
- Polinskia, syn of: Genus Mentissoidea O. Böttger, 1877 (CLAUSILIIDAE)
- polinskiana, Hemicena polinskiana (H.A. Pilsbry, 1949) - (CLAUSILIIDAE)
- polinskiana ancashensis, Hemicena polinskiana ancashensis E. Neubert & H. Nordsieck, 2005 - (CLAUSILIIDAE)
- polinskiana cerrateae, Hemicena polinskiana cerrateae W.K. Weyrauch, 1958 - syn of: Hemicena cerrateae (W.K. Weyrauch, 1958) - (CLAUSILIIDAE)
- polinskiana damianensis, Hemicena polinskiana damianensis A. Zilch, 1959 - syn of: Hemicena cerrateae damianensis A. Zilch, 1959 - (CLAUSILIIDAE)
- polinskii, Campylaea polinskii A.J. Wagner, 1928 - (HELICIDAE)
- polinskii, Gocea polinskii (P. Radoman, 1960) - (HYDROBIIDAE)
- polinskii pirinensis, Campylaea polinskii pirinensis A.J. Wagner, 1928 - (HELICIDAE)
- Polinskiola, Genus Polinskiola P. Radoman, 1974 (HYDROBIIDAE)
- polipunctatus, Limax polipunctatus C. Pollonera, 1888 - (LIMACIDAE)
- polistchuki, Potamopyrgus polistchuki V.V. Anistratenko, 1991 - syn of: Potamopyrgus antipodarum (J.E. Gray, 1843) - (TATEIDAE)
- polistes, Alectrion polistes W.H. Dall, 1917 - syn of: Nassarius catallus (W.H. Dall, 1908) - (NASSARIIDAE)
- polita, Partulina mighelsiana polita (W. Newcomb, 1853) - (ACHATINELLIDAE)
- polita, Platyla polita (J.D.W. Hartmann, 1840) - (ACICULIDAE)
- polita, Aclis polita A.E. Verrill, 1872 - syn of: Eulimella polita (A.E. Verrill, 1872) - (ACLIDIDAE)
- polita, Darellia polita S.S. Buckman, 1889 † - (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- polita, Pila polita G.P. Deshayes, 1830 - (AMPULLARIIDAE)
- polita, Macrochlamys polita (L. Pfeiffer) - (ARIOPHANTIDAE)
- polita, Acmella polita O.F. von Möllendorff, 1887 - (ASSIMINEIDAE)
- polita, Paludinellassiminea japonica polita (H.A. Pilsbry, 1924) - (ASSIMINEIDAE)
- polita, Rugoverticula polita (Sharpe 1850) † - (BAKEVELLIIDAE) (FOSSIL)
- polita, Bythinella polita (P.S. Pavlovic, 1927 †) - (BYTHINELLIDAE) (FOSSIL)
- polita, Mandarina polita R. Chiba, 1989 - (CAMAENIDAE)
- polita, Trigonostoma polita G.B. II Sowerby, 1851 - syn of: Tivela damaoides (W. Wood, 1828) - (CANCELLARIIDAE)
- polita, Strophiops polita C.J. Maynard, 1896 - (CERIONIDAE)
- polita, Granaria polita A. Risso, 1826 - syn of: Granaria variabilis (J.P.R. Draparnaud, 1801) - (CHONDRINIDAE)
- polita, Hemiphaedusa polita F. Käufel, 1930 - (CLAUSILIIDAE)
- polita, Ruthenica filograna polita (M. von Kimakowicz, 1883) - (CLAUSILIIDAE)
- polita, Turricula polita R.B. Hinds, 1843 - (CLAVATULIDAE)
- polita, Clio polita J.P.L. Pelseneer, 1888 - (CLIIDAE)
- polita, Hypnophila polita (C. Porro, 1838) - (COCHLICOPIDAE)
- polita, Ascalista polita (G. Nevill & H. Nevill, 1875) - (COLUMBELLIDAE)
- polita, Zafra polita G. Nevill & H. Nevill, 1875 - syn of: Ascalista polita (G. Nevill & H. Nevill, 1875) - (COLUMBELLIDAE)
- polita, Cuna polita (R. Tate, 1887 †) - (CONDYLOCARDIIDAE) (FOSSIL)
- polita, Corbula polita R.B. Hinds, 1843 - (CORBULIDAE)
- polita, Costellaria polita L.A. Reeve, 1844 - syn of: Vexillum acuminatum politum (L.A. Reeve, 1844) - (COSTELLARIIDAE)
- polita, Craspedopoma polita R.T. Lowe, 1860 - syn of: Craspedopoma mucronatum (K.T. Menke, 1830) - (CRASPEDOPOMATIDAE)
- polita, Staphylaea polita S.R. Roberts, 1868 - syn of: Staphylaea semiplota (J.W. Mighels, 1845) - (CYPRAEIDAE)
- polita, Diala polita H.B. Preston, 1905 - syn of: Diala semistriata (R.A. Philippi, 1849) - (DIALIDAE)
- polita, Ovatella polita Ant. Bivona-Bernardi, 1832 - syn of: Megastomia conoidea (G.B. Brocchi, 1814) - (ELLOBIIDAE)
- polita, Ellobium polita W. Metcalfe, 1852 - syn of: Ellobium aurisjudae (C. Linnaeus, 1758) - (ELLOBIIDAE)
- polita, Turritoma polita J. Donald, 1902 † - syn of: Hormotoma multivolvis (Billings, 1857 †) - (EOTOMARIIDAE) (FOSSIL)
- polita, Depressiscala polita G.B. II Sowerby, 1844 - syn of: Epitonium politum (G.B. II Sowerby, 1844) - (EPITONIIDAE)
- polita, Philonesia polita H.B. Baker, 1940 - (EUCONULIDAE)
- polita, Melanella polita (C. Linnaeus, 1758) - (EULIMIDAE)
- polita, Eulima polita (C. Linnaeus, 1767 †) - (EULIMIDAE) (FOSSIL)
- polita, Warthia polita L. Waagen, 1880 † - (EUPHEMITIDAE) (FOSSIL)
- polita, Fustiaria polita (C. Linnaeus, 1767) - (FUSTIARIIDAE)
- polita, Amphilepida polita (G.P. Deshayes, 1856) - (GALEOMMATIDAE)
- polita, Otala polita (J. Gassies, 1850) - (HELICIDAE)
- polita, Rossmaessleria sicanoides polita (W. Kobelt, 1881) - (HELICIDAE)
- polita, Hyalokellia polita T. Habe, 1960 - (KELLIIDAE)
- polita, Myllita polita W.L. May, 1924 - (LASAEIDAE)
- polita, Elimata polita (Newell, 1955 †) - (LIMIDAE) (FOSSIL)
- polita, Manningiella polita (R.A.M. Brandt, 1970) - (LITHOGLYPHIDAE)
- polita, Mactra polita L.A. Reeve, 1854 - syn of: Mactra australis J.B.P.A. Lamarck, 1818 - (MACTRIDAE)
- polita, Katadesmia polita (A.E. Verrill & K.J. Bush, 1898) - (MALLETIIDAE)
- polita, Mangelia polita Š. Brusina, 1865 - syn of: Bela powisiana (P. Dautzenberg, 1887) - (MANGELIIDAE)
- polita, Astartila polita J.B.M. Dana, 1847 † - syn of: Astartila intrepida J.B.M. Dana, 1847 † - (MEGADESMIDAE) (FOSSIL)
- polita, Melanopsis polita P.M. Pallary, 1916 † - syn of: Melanopsis antidiluviana (J.L.M. Poiret, 1797 †) - (MELANOPSIDAE) (FOSSIL)
- polita, Davila polita J.E. Gray, 1853 - syn of: Davila plana (S.C.T. Hanley, 1843) - (MESODESMATIDAE)
- polita, Hormotoma polita J. Donald, 1902 † - (MURCHISONIIDAE) (FOSSIL)
- polita, Bellazona polita W.J. Gordon & E.L. Yochelson, 1987 † - (MURCHISONIIDAE) (FOSSIL)
- polita, Nassa polita F.P. Marrat, 1880 - syn of: Nassarius comptus (A. Adams, 1852) - (NASSARIIDAE)
- polita, Friginatica polita (J.E. Tenison-Woods, 1876 †) - (NATICIDAE) (FOSSIL)
- polita, Nerita polita C. Linnaeus, 1758 - (NERITIDAE)
- polita, Ledella polita Z.A. Filatova & A.A. Schileyko, 1984 - (NUCULANIDAE)
- polita, Politoleda polita (Sowerby, 1833) - (NUCULANIDAE)
- polita, Nuculana polita G.B. I Sowerby, 1833 - syn of: Politoleda polita (Sowerby, 1833) - (NUCULANIDAE)
- polita, Oliva polita F.P. Marrat, 1867 - (OLIVIDAE)
- polita, Oliva polita Auct. non F.P. Marrat, 1870 - syn of: Americoliva reticularis (J.B.P.A. Lamarck, 1811) - (OLIVIDAE)
- Polita, syn of: Genus Oxychilus L.I. Fitzinger, 1833 (OXYCHILIDAE)
- polita, Parapassaloteuthis polita C.T. Simpson, 1866 † - (PASSALOTEUTHIDIDAE) (FOSSIL)
- polita, Patella polita A. Risso, 1826 - syn of: Patella rustica C. Linnaeus, 1758 - (PATELLIDAE)
- polita, Siliqua polita (W. Wood, 1828) - (PHARIDAE)
- polita, Mayabina polita D.W. Taylor, 2003 - (PHYSIDAE)
- polita, Linisia polita (H.A. Pilsbry & A. Hinkley, 1907) - (POLYGYRIDAE)
- polita, Chondrothyretes cerina polita (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- polita, Hubendickia polita R.A.M. Brandt, 1970 - syn of: Manningiella polita (R.A.M. Brandt, 1970) - (POMATIOPSIDAE)
- polita, Hargravesia polita A. Adams, 1870 - (PUPINIDAE)
- polita, Pyramidella polita (Johnston, 1880 †) - (PYRAMIDELLIDAE) (FOSSIL)
- polita, Odostomia polita W.H. Pease, 1867 - (PYRAMIDELLIDAE)
- polita, Eulimella polita L. de Folin, 1870 - (PYRAMIDELLIDAE)
- polita, Eulimella polita (A.E. Verrill, 1872) - (PYRAMIDELLIDAE)
- polita, Pyramidella polita Martin, 1884 † - syn of: Pyramidella nanggulanica Finlay, 1927 † - (PYRAMIDELLIDAE) (FOSSIL)
- polita, Odostomia polita Ant. Bivona-Bernardi, 1832 - syn of: Megastomia conoidea (G.B. Brocchi, 1814) - (PYRAMIDELLIDAE)
- polita, Rissoa polita A. Scacchi, 1836 - syn of: Megastomia conoidea (G.B. Brocchi, 1814) - (RISSOIDAE)
- polita, Rissoina polita (G.P. Deshayes, 1825 †) - (RISSOINIDAE) (FOSSIL)
- polita, Rostellaria polita K.E.I. von Eichwald, 1868 † - (ROSTELLARIIDAE) (FOSSIL)
- polita, Quinnia polita (J.C. Verco, 1906) - (SEGUENZIIDAE)
- polita, Fluxinella polita B.A. Marshall, 1991 - (SEGUENZIIDAE)
- polita, Skenea polita A. Warén, 1993 - (SKENEIDAE)
- polita, Ilanga polita D.G. Herbert, 1987 - (SOLARIELLIDAE)
- polita, Proameria polita (H. Strebel, 1875) - (SPIRAXIDAE)
- polita, Stenothyra polita (C.B. Adams, 1851) - (STENOTHYRIDAE)
- polita, Tellina polita G.S. Poli, 1791 - syn of: Donax variegatus (J.F. Gmelin, 1791) - (TELLINIDAE)
- polita, Ethalia polita A. Adams, 1862 - (TROCHIDAE)
- polita, Nystia polita (F.E. Edwards, 1881 †) - (TRUNCATELLIDAE) (FOSSIL)
- polita, Turbo polita Moore † - (TURBINIDAE) (FOSSIL)
- polita, Gemmula polita (J. Marwick, 1919 †) - (TURRIDAE) (FOSSIL)
- polita, Torrecoptis polita C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- polita, Paphia polita (G.B. II Sowerby, 1852) - (VENERIDAE)
- polita, Meroena polita (J.B.P.A. Lamarck, 1806 †) - (VENERIDAE) (FOSSIL)
- polita, Tivela polita (G.B. II Sowerby, 1851) - (VENERIDAE)
- polita, Lioconcha polita (P.F. Röding, 1798) - (VENERIDAE)
- polita, Tapes polita G.B. II Sowerby, 1852 - syn of: Paphia polita (G.B. II Sowerby, 1852) - (VENERIDAE)
- polita, Sunetta polita J.B.P.A. Lamarck, 1806 † - syn of: Meroena polita (J.B.P.A. Lamarck, 1806 †) - (VENERIDAE) (FOSSIL)
- polita, Cytheraea polita G.B. II Sowerby, 1851 - syn of: Tivela damaoides (W. Wood, 1828) - (VENERIDAE)
- polita, Dosinia polita G.P. Deshayes, 1853 - syn of: Dosinia afra (J.F. Gmelin, 1791) - (VENERIDAE)
- polita, Venus polita G.B. II Sowerby, 1853 - syn of: Eumarcia fumigata (Sowerby, 1853) - (VENERIDAE)
- polita, Venus polita P.F. Röding, 1798 - syn of: Lioconcha polita (P.F. Röding, 1798) - (VENERIDAE)
- polita, Notopeplum polita (R. Tate, 1889 †) - (VOLUTIDAE) (FOSSIL)
- polita antiquata, Nerita polita antiquata C.A. Récluz, 1841 - syn of: Nerita antiquata C.A. Récluz, 1841 - (NERITIDAE)
- polita bermudensis, Katadesmia polita bermudensis F. Haas, 1949 - (MALLETIIDAE)
- polita diaphana, Staphylaea polita diaphana G.R. Sulliotti, 1924 - syn of: Staphylaea semiplota (J.W. Mighels, 1845) - (CYPRAEIDAE)
- polita inflexa, Melanella polita inflexa T.A. de M. Monterosato, 1878 - (EULIMIDAE)
- polita intermedia, Melanella polita intermedia F.J. Cantraine, 1835 - (EULIMIDAE)
- polita minor, Melanella polita minor T.A. de M. Monterosato, 1878 - (EULIMIDAE)
- polita orbignyana, Nerita polita orbignyana C.A. Récluz, 1841 - syn of: Nerita orbignyana C.A. Récluz, 1841 - (NERITIDAE)
- polita petitiana, Melanella polita petitiana Š. Brusina, 1869 - syn of: Melanella petitiana Š. Brusina, 1869 - (EULIMIDAE)
- polita regina, Platyla polita regina P. Subai, 1977 - (ACICULIDAE)
- polita rumphii, Nerita polita rumphii C.A. Récluz, 1841 - syn of: Nerita litterata J.F. Gmelin, 1791 - (NERITIDAE)
- Politapes, syn of: Genus Paphia P.F. Röding, 1798 (VENERIDAE)
- politecnica, Holospira politecnica (P. Bartsch, 1945) - (UROCOPTIDAE)
- Politenella, syn of: Genus Aegopinella W.A. Lindholm, 1927 (ZONITIDAE)
- politesae, Opalia politesae G. Schmelz & R. Portell, 2007 † - (EPITONIIDAE) (FOSSIL)
- politiana, Euspira politiana W.H. Dall, 1919 - syn of: Euspira pallida (W.J. Broderip & G.B. I Sowerby, 1829) - (NATICIDAE)
- politioanei, Socenia politioanei E. Jekelius, 1944 † - (HYDROBIIDAE) (FOSSIL)
- politioanei, Theodoxus politioanei E. Jekelius, 1944 † - (NERITIDAE) (FOSSIL)
- politioanei, Mohrensternia politioanei E. Jekelius, 1944 † - (RISSOIDAE) (FOSSIL)
- politioanei, Valvata politioanei E. Jekelius, 1944 † - (VALVATIDAE) (FOSSIL)
- politissima, Ravana politissima (L. Pfeiffer, 1854) - (ARIOPHANTIDAE)
- politissima, Eulima politissima R.B. Newton, 1895 - (EULIMIDAE)
- politissima, Neilonella politissima T.A. Okutani & R. Kawamura, 2002 - (NEILONELLIDAE)
- politissima, Physa politissima G.W. Tryon, 1865 - syn of: Haitia mexicana (R.A. Philippi, 1841) - (PHYSIDAE)
- politissima, Callista politissima J.T. Kuroda, 1945 - (VENERIDAE)
- politissimum, Anagaudryceras politissimum (Kossmat, 1895 †) - (GAUDRYCERATIDAE) (FOSSIL)
- Polititapes, Genus Polititapes Chiamenti, 1900 (VENERIDAE)
- Politoceras, Genus Politoceras Librovitch, 1946 † (NEODIMORPHOCERATIDAE) (FOSSIL)
- politohumerosa, Fulgoraria rupestris politohumerosa T. Shikama, 1968 - (VOLUTIDAE)
- Politoleda, Subgenus Nuculana (Politoleda) L.G. Hertlein & A. Strong, 1940 (NUCULANIDAE)
- politula, Isocyprina politula (J. Lycett, 1863 †) - (ARCTICIDAE) (FOSSIL)
- politula, Helicina politula F. Poey - syn of: Troschelviana pyramidalis (G.B. Sowerby, 1842) - (HELICINIDAE)
- politulus, Plesiocystiscus politulus (W.H. Dall, 1919) - (CYSTISCIDAE)
- politum, Buccinum politum J.B.P.A. Lamarck, 1822 - syn of: Dorsanum miran (J.G. Bruguière, 1789) - (BUCCINIDAE)
- politum, Buccinum politum Ant. Bivona-Bernardi, 1832 † - syn of: Tritia corniculum (A.G. Olivi, 1792 †) - (BUCCINIDAE) (FOSSIL)
- politum, Cardium politum A. Risso, 1826 - syn of: Laevicardium crassum (J.F. Gmelin, 1791) - (CARDIIDAE)
- politum, Laevicardium politum L. Spengler, 1799 - syn of: Laevicardium crassum (J.F. Gmelin, 1791) - (CARDIIDAE)
- politum, Azeca politum J.G. Jeffreys, 1829 - syn of: Azeca goodalli (A.E.J. Férussac, 1821) - (COCHLICOPIDAE)
- politum, Vexillum acuminatum politum (L.A. Reeve, 1844) - (COSTELLARIIDAE)
- politum, Dentalium politum S.V. Wood, 1842 - syn of: Dischides politus (S.V. Wood, 1842) - (DENTALIIDAE)
- politum, Dentalium politum C. Linnaeus, 1767 - syn of: Fustiaria polita (C. Linnaeus, 1767) - (DENTALIIDAE)
- politum, Dimorphoceras politum (Shumard, 1858 †) - (DIMORPHOCERATIDAE) (FOSSIL)
- politum, Epitonium politum (G.B. II Sowerby, 1844) - (EPITONIIDAE)
- politum, Virgoceras politum (F. McCoy, 1851 †) - (GEISONOCERATIDAE) (FOSSIL)
- politum, Amygdalum politum (A.E. Verrill & S. Smith in A.E. Verrill, 1880) - (MYTILIDAE)
- politum, Dorsanum politum J.B.P.A. Lamarck, 1822 - syn of: Dorsanum miran (J.G. Bruguière, 1789) - (NASSARIIDAE)
- politum, Orthoceras politum F. McCoy, 1851 † - syn of: Virgoceras politum (F. McCoy, 1851 †) - (ORTHOCERATIDAE) (FOSSIL)
- politum, Helisoma anceps politum H.B. Baker, 1945 - (PLANORBIDAE)
- politum, Dioscopoma politum E. Neubert, 2009 - (POMATIIDAE)
- politum, Pisidium politum V. Sterki, 1895 - syn of: Pisidium casertanum (Poli, 1791) - (SPHAERIIDAE)
- politum, Teinostoma politum (A. Adams, 1853) - (TORNIDAE)
- politum decorum, Pisidium politum decorum V. Sterki, 1916 - syn of: Pisidium casertanum (Poli, 1791) - (SPHAERIIDAE)
- politum maisianum, Cerion politum maisianum H.A. Pilsbry, 1902 - syn of: Cerion maisianum H.A. Pilsbry, 1902 - (CERIONIDAE)
- politum plicatum, Buccinum politum plicatum J.P.S. Grateloup, 1847 † - syn of: Dorsanum plicatum (J.P.S. Grateloup, 1847 †) - (BUCCINIDAE) (FOSSIL)
- politurae, Vitrinella politurae E. Rolán & F. Rubio, 1999 - (TORNIDAE)
- politus, Argonauta politus T.A. Conrad, 1854 - syn of: Argonauta hians J. Lightfoot, 1786 - (ARGONAUTIDAE)
- politus, Bellerophon politus L. Waagen, 1880 † - (BELLEROPHONTIDAE) (FOSSIL)
- politus, Rhyssoplax politus (L. Spengler, 1797) - (CHITONIDAE)
- politus, Conus politus H.C. Weinkauff, 1875 - syn of: Graphiconus cinereus (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- politus, Cyclotus politus G.B. Sowerby, 1843 - (CYCLOPHORIDAE)
- politus, Cystiscus politus (P.P. Carpenter, 1857) - (CYSTISCIDAE)
- politus, Donax politus G.S. Poli, 1791 - syn of: Donax variegatus (J.F. Gmelin, 1791) - (DONACIDAE)
- politus, Fusus politus H.M.D. de Blainville, 1829 - syn of: Nassaria acuminata (L.A. Reeve, 1844) - (FASCIOLARIIDAE)
- politus, Dischides politus (S.V. Wood, 1842) - (GADILIDAE)
- politus, Cadulus politus S.V. Wood, 1842 - syn of: Dischides politus (S.V. Wood, 1842) - (GADILIDAE)
- politus, Parachiton politus H. Saito, 1996 - (LEPTOCHITONIDAE)
- politus, Theodoxus politus E. Jekelius, 1944 † - (NERITIDAE) (FOSSIL)
- politus, Stomatodon politus Seeley, 1861 † - (PALUDOMIDAE) (FOSSIL)
- politus, Cosmetodon politus (Girty, 1909 †) - (PARALLELODONTIDAE) (FOSSIL)
- politus, Pecten politus C. Gemmellaro, 1896 † - (PECTINIDAE) (FOSSIL)
- politus, Cultellus politus R.W. Dunker, 1862 - syn of: Sinupharus africanus (J.C. Chenu, 1843) - (PHARIDAE)
- politus, Bilinguites politus Ruzhencev & Bogoslovskaya, 1978 † - (RETICULOCERATIDAE) (FOSSIL)
- politus, Tagelus politus Carpenter, 1857 - (SOLECURTIDAE)
- politus, Solecurtus politus P.P. Carpenter, 1857 - syn of: Tagelus politus Carpenter, 1857 - (SOLECURTIDAE)
- politus, Streptaxis politus (H.C. Fulton, 1899) - (STREPTAXIDAE)
- politus, Tellinides politus G.B. I Sowerby, 1825 - syn of: Tellina trilatera J.F. Gmelin, 1791 - (TELLINIDAE)
- politus, Leislingites politus Tozer, 1994 † - (THETIDITIDAE) (FOSSIL)
- politus, Circulus politus H.H. Suter, 1917 † - (TORNIDAE) (FOSSIL)
- politus, Anolcites politus Tozer, 1994 † - (TRACHYCERATIDAE) (FOSSIL)
- politus, Unio politus T.A. Conrad, 1837 - syn of: Fusconaia subrotunda (I. Lea, 1831) - (UNIONIDAE)
- politus andrussovi, Theodoxus politus andrussovi Iljina, 1976 † - (NERITIDAE) (FOSSIL)
- politus fulminatus, Cyclotus politus fulminatus E.C. Von Martens, 1874 - (CYCLOPHORIDAE)
- politus fulminulatus, Cyclotus politus fulminulatus E.C. Von Martens, 1874 - syn of: Cyclotus politus fulminatus E.C. Von Martens, 1874 - (CYCLOPHORIDAE)
- politus sumbaensis, Cyclotus politus sumbaensis M.M. Schepman, 1892 - (CYCLOPHORIDAE)
- politus tulipa, Rhyssoplax politus tulipa (J.R.C. Quoy & J.P. Gaimard, 1835) - (CHITONIDAE)
- polium, Buccinum polium W.H. Dall, 1907 - (BUCCINIDAE)
- polius, Aroapyrgus polius F.G. Thompson & R. Hershler, 1991 - syn of: Tepalcatia polia (F.G. Thompson & R. Hershler, 1991) - (COCHLIOPIDAE)
- poliveta, Monalaria poliveta J.D. Stilwell, 2000 † - (STRUTHIOLARIIDAE) (FOSSIL)
- polivnense, Trilemma polivnense Blagovetshenskiy, 2012 † - (APORRHAIDAE) (FOSSIL)
- poljaki, Provalenciennesia poljaki Gorjanovic-Kramberger, 1923 † - (LYMNAEIDAE) (FOSSIL)
- poljensis, Helix poljensis W. Kobelt, 1905 - syn of: Helix vladica W. Kobelt, 1898 - (HELICIDAE)
- polkadotsa, Phyllidia polkadotsa D.J. Brunckhorst, 1993 - (PHYLLIDIIDAE)
- polkensis, Astralium polkensis E.J. Petuch, 1997 † - (TURBINIDAE) (FOSSIL)
- polkini, Palaeanodonta polkini (Lobanova in Lobanova & al., 1969 †) - (PALAEANODONTIDAE) (FOSSIL)
- polkowskii, Bralitzia polkowskii (J. Gründel, 1999 †) - (RISSOINIDAE) (FOSSIL)
- pollens, Echinophoria pollens Finlay, 1926 † - (CASSIDAE) (FOSSIL)
- pollens, Trochotremaria pollens J. Perner, 1903 † - syn of: Spiroraphe pollens (J. Perner, 1903 †) - (GASTROPODA INCERTAE SEDIS) (FOSSIL)
- pollens, Spiroraphe pollens (J. Perner, 1903 †) - (GOSSELETINIDAE) (FOSSIL)
- pollens, Loxonema pollens J. Perner, 1903 † - (LOXONEMATIDAE) (FOSSIL)
- pollens, Coelocaulus pollens J. Perner, 1907 † - (MURCHISONIIDAE) (FOSSIL)
- pollenzensis, Amandana frater pollenzensis (J.G. Hidalgo, 1878) - (HYGROMIIDAE)
- pollex, Pythia pollex R.B. Hinds - (ELLOBIIDAE)
- Pollex, Genus Pollex Stephenson, 1953 † (POLLICIDAE) (FOSSIL)
- pollex, Cyclostoma pollex A.A. Gould, 1856 - syn of: Pollicaria gravida (W.H. Benson, 1856) - (POMATIIDAE)
- pollex, Pollicaria pollex A.A. Gould, 1856 - (PUPINIDAE)
- Pollia, Genus Pollia J.E. Gray in G.B. Sowerby, 1834 (BUCCINIDAE)
- polliaeformis, Muricopsis polliaeformis H.C. Weinkauff, 1868 - syn of: Muricopsis cristatus (G.B. Brocchi, 1814) - (MURICIDAE)
- Polliana, syn of: Genus Pisania Ant. Bivona-Bernardi, 1832 (BUCCINIDAE)
- Polliana, syn of: Genus Pollia J.E. Gray in G.B. Sowerby, 1834 (BUCCINIDAE)
- pollicare, Caecum pollicare P.P. Carpenter, 1859 - (CAECIDAE)
- Pollicaria, Genus Pollicaria A. Gould, 1856 (PUPINIDAE)
- pollicaris, Hyphantosoma pollicaris (P.P. Carpenter, 1864) - (VENERIDAE)
- POLLICIDAE Stephenson, 1953 † - Family (BIVALVIA-HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-ARCTICOIDEA [Superfamily]) (FOSSIL)
- polliciformis, Naritra polliciformis L.W. Stephenson, 1954 † - (POLLICIDAE) (FOSSIL)
- Pollicina, Genus Pollicina Holzapfel , 1895 † (POLLICINIDAE) (FOSSIL)
- POLLICINIDAE Starobogatov, 1974 † - Family (MONOPLACOPHORA-CYRTONELLIDA [Order]) (FOSSIL)
- pollii, Cardiolucina pollii Icke, 1907 † - (LUCINIDAE) (FOSSIL)
- pollinensis, Gittenbergia pollinensis C.A. Westerlund, 1890 - syn of: Gittenbergia sororcula (L. Benoit, 1859) - (CHONDRINIDAE)
- pollinensis, Medora dalmatina pollinensis H. Nordsieck, 2012 - (CLAUSILIIDAE)
- pollinensis, Ambigua fuscolabiata pollinensis (G. Bacci, 1951) - (HELICIDAE)
- pollinensis, Litthabitella pollinensis G. Bacci, 1952 - syn of: Litthabitella chilodia (C.A. Westerlund, 1886) - (HYDROBIIDAE)
- Pollinices, syn of: Genus Polinices P.D. Montfort, 1810 (NATICIDAE)
- pollocense, Acanthoceras pollocense Benavides-Caceres, 1956 † - (ACANTHOCERATIDAE) (FOSSIL)
- pollocki, Myonia pollocki P.A. Maxwell, 1964 † - (VACUNELLIDAE) (FOSSIL)
- pollonerae, Deroceras pollonerae H.R. Simroth, 1889 - syn of: Deroceras panormitanum M. Lessona & C. Pollonera, 1882 - (AGRIOLIMACIDAE)
- pollonerae, Argna pollonerae K. Flach, 1890 - syn of: Argna biplicata (A. Michaud, 1831) - (ARGNIDAE)
- pollonerae, Naesiotus pollonerae C.M.F. Ancey, 1897 - (BULIMULIDAE)
- pollonerae, Charpentieria pollonerae M. Lessona, 1880 - syn of: Charpentieria dyodon thomasiana (H.C. Küster, 1850) - (CLAUSILIIDAE)
- pollonerae, Epiphragmophora pollonerae (E.M. Paravicini, 1894) - (EPIPHRAGMOPHORIDAE)
- pollonerae, Cecilioides pollonerae C.A. Westerlund, 1892 - syn of: Cecilioides acicula (O.F. Müller, 1774) - (FERUSSACIIDAE)
- pollonerae, Tacheocampylaea acropachia pollonerae (E. Caziot, 1888) - (HELICIDAE)
- pollonerae, Ennea pollonerae H.B. Preston, 1913 - (STREPTAXIDAE)
- pollonerae, Viviparus pollonerae F. Sacco, 1884 † - (VIVIPARIDAE) (FOSSIL)
- pollonerai, Microparmarion pollonerai W.E. Collinge & H.H. Godwin-Austen, 1895 - (ARIOPHANTIDAE)
- Polloneria, syn of: Subgenus Xerosecta (Xeromagna) T.A. de M. Monterosato, 1892 (HYGROMIIDAE)
- polloneriana, Sardovitrina polloneriana (C. Pollonera in Fra Piero, 1897) - (VITRINIDAE)
- Polloneriella, syn of: Subgenus Xerosecta (Xeromagna) T.A. de M. Monterosato, 1892 (HYGROMIIDAE)
- pollostum, Microcardium pollostum W.P. Woodring, 1982 † - (CARDIIDAE) (FOSSIL)
- pollux, Aspella pollux G.E. Radwin & D'Attilio, 1976 - (MURICIDAE)
- pollux, Cyrtoceras pollux (Barrande, 1866 †) - (ONCOCERIDA (UNASSIGNED)) (FOSSIL)
- poloensis, Kisslingia poloensis P. Bartsch, 1946 - (POMATIIDAE)
- polongimarumai, Taranteconus polongimarumai (S. Kosuge, 1980) - (CONIDAE)
- polonica, Aldanella polonica Lendzion, 1977 † - syn of: Aldanella attleborensis (Shaler & Foerste, 1888 †) - (ALDANELLIDAE) (FOSSIL)
- polonica, Tomaszoviella polonica A. Kaim, 2001 † - (CERITHIOIDEA (UNASSIGNED)) (FOSSIL)
- polonica, Alia polonica (G.G. Pusch, 1837 †) - (COLUMBELLIDAE) (FOSSIL)
- polonica, Genuclymenia polonica Czarnocki, 1989 † - (CYMACLYMENIIDAE) (FOSSIL)
- polonica, Linguaclymenia polonica (Pajchlowa, 1972 †) - (KOSMOCLYMENIIDAE) (FOSSIL)
- polonica, Loxonema polonica Gürich, 1896 † - (LOXONEMATIDAE) (FOSSIL)
- polonica, Hadriania polonica W. Baluk, 1995 † - (MURICIDAE) (FOSSIL)
- polonica, Myophorella polonica Lebküchner, 1932 † - (MYOPHORELLIDAE) (FOSSIL)
- polonica, Grossouvria polonica (Siemiradzki, 1894 †) - (PERISPHINCTIDAE) (FOSSIL)
- polonica, Rectoclymenia arietina polonica (Pajchlowa, 1972 †) - (RECTOCLYMENIIDAE) (FOSSIL)
- polonica, Euglesa polonica V.V. Anistratenko & Y.I. Starobogatov, 1990 - syn of: Pisidium henslowanum (R. Sheppard, 1825) - (SPHAERIIDAE)
- polonica, Oxyloma polonica C.A. Westerlund, 1885 - syn of: Oxyloma elegans (A. Risso, 1826) - (SUCCINEIDAE)
- polonica, Turritella polonica (F. Schröder, 1995 †) - (TURRITELLIDAE) (FOSSIL)
- polonicum, Cochlostoma polonicum (Lomnicki, 1902) † - (COCHLOSTOMATIDAE) (FOSSIL)
- polonicum, Paratornoceras polonicum (Gürich, 1896 †) - (DIMEROCERATIDAE) (FOSSIL)
- polonicum, Protornoceras polonicum Dybczynski, 1913 † - (KIRSOCERATIDAE) (FOSSIL)
- polonicum, Macrodiceras polonicum Karczewski, 1969 † - (LASAEIDAE) (FOSSIL)
- polonicum, Ephippium polonicum P.F. Röding, 1798 - syn of: Placuna ephippium (L. Philipsson, 1788) - (PLACUNIDAE)
- polonicum, Mecynoceras polonicum (Gurich, 1896 †) - (POTERIOCERATIDAE) (FOSSIL)
- polonicum, Cosmocerithium polonicum A. Kaim, 2004 † - (PROCERITHIIDAE) (FOSSIL)
- polonicum, Sporadoceras polonicum Sobolew, 1914 † - syn of: Sporadoceras rotundum Wedekind, 1908 † - (SPORADOCERATIDAE) (FOSSIL)
- polonicus, Sulcoactaeon polonicus A. Kaim, 2004 † - (BULLINIDAE) (FOSSIL)
- polonicus, Nehdenites polonicus (Sobolew, 1914 †) - (CHEILOCERATIDAE) (FOSSIL)
- polonicus, Proplanulites polonicus Buckman † - (PERISPHINCTIDAE) (FOSSIL)
- polonicus, Prolobites polonicus Pajchlowa, 1972 † - (PROLOBITIDAE) (FOSSIL)
- polonicus, Haustator polonicus F. Schröder, 1995 † - syn of: Turritella polonica (F. Schröder, 1995 †) - (TURRITELLIDAE) (FOSSIL)
- Polonites, Genus Polonites Bogoslovsky, 1957 † (DIMEROCERATIDAE) (FOSSIL)
- Polonoceras, Genus Polonoceras Dybczynski , 1913 † (TORNOCERATIDAE) (FOSSIL)
- polpasta, Americoliva polpasta (P.L. Duclos, 1833) - (OLIVIDAE)
- polpasta davisae, Americoliva polpasta davisae (J.W. Durham, 1950) - (OLIVIDAE)
- polpasta kerstitchi, Oliva polpasta kerstitchi A.J. Da Motta, 1985 - syn of: Oliva kerstitchi A.J. Da Motta, 1985 - (OLIVIDAE)
- polpasta radix, Americoliva polpasta radix (E.J. Petuch & D.M. Sargent, 1986) - (OLIVIDAE)
- Polsakia, Genus Polsakia Sliskovic, 1982 † (RADIOLITIDAE) (FOSSIL)
- polsperia, Chlanidota polsperia R.K. Dell, 1990 - (BUCCINIDAE)
- poltavicum, Cingulipisidium poltavicum A. Korniushin, 1991 - syn of: Pisidium subtruncatum A.W. Malm, 1855 - (SPHAERIIDAE)
- polubotkae, Ochotochlamys polubotkae Bychkov, 1985 † - (PECTINIDAE) (FOSSIL)
- polunini, Multidentata polunini (Devjatilova, 1981 †) - (NUCULANIDAE) (FOSSIL)
- polvonense, Columella polvonense (H.A. Pilsbry, 1894) - (VERTIGINIDAE)
- polyacantha, Veprecula polyacantha P. Stahlschmidt, M. Chino & R.N. Kilburn, 2012 - (RAPHITOMIDAE)
- polyactina, Lima polyactina R. Tate, 1886 † - (LIMIDAE) (FOSSIL)
- polyactina, Patelloida polyactina J.C. Verco, 1912 - syn of: Patelloida profunda (G.P. Deshayes, 1863) - (LOTTIIDAE)
- polyaktinos, Austrohinnites polyaktinos (N.H. Ludbrook, 1955 †) - (PECTINIDAE) (FOSSIL)
- polyalphos, Navanax polyalphos (T.M. Gosliner & J.D. Williams, 1972) - (AGLAJIDAE)
- Polyamma, syn of: Genus Burdikinia Knight, 1937 † (HELICOTOMIDAE) (FOSSIL)
- polyanchomenum, Lytoceras polyanchomenum (C. Gemmellaro, 1872 †) - (LYTOCERATIDAE) (FOSSIL)
- polyarosus, Columbella polyarosus K.H. Barnard, 1959 - (COLUMBELLIDAE)
- polyaulax, Anachis polyaulax K. Monsecour & D. Monsecour, 2016 - (COLUMBELLIDAE)
- polyaulax, Aeretica polyaulax J.R. le B. Tomlin, 1915 - syn of: Strigilla splendida (H.E. Anton, 1838) - (TELLINIDAE)
- polyblankiana, Fadyenia polyblankiana E. Chitty, 1857 - (HELICINIDAE)
- Polybranchia, Genus Polybranchia W.H. Pease, 1860 (CALIPHYLLIDAE)
- POLYBRANCHIDAE - syn of Family: CALIPHYLLIDAE
- polycarinata, Gonioviriatellina polycarinata Ruan & Mu, 1989 † - (GONIONOWAKIIDAE) (FOSSIL)
- polycaste, Carinoturris polycaste (W.H. Dall, 1919) - (PSEUDOMELATOMIDAE)
- polycaulus, Arcestes polycaulus Mojsisovics, 1875 † - (ARCESTIDAE) (FOSSIL)
- Polycera, Genus Polycera G.L.C.F.D. Cuvier, 1817 (POLYCERIDAE)
- polycera, Pterocera polycera A.V.M.D. D'Orbigny, 1843 † - syn of: Phyllocheilus polycerus (A.V.M.D. D'Orbigny, 1843 †) - (STROMBIDAE) (FOSSIL)
- POLYCERATIDAE - syn of Family: POLYCERIDAE
- Polycerella, Genus Polycerella A.E. Verrill, 1881 (POLYCERIDAE)
- polycerelloides, Bermudella polycerelloides J.A. Ortea & P. Bouchet, 1983 - syn of: Okenia zoobotryon (W.M. Smallwood, 1910) - (GONIODORIDIDAE)
- POLYCERIDAE Alder & Hancock, 1845 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-POLYCEROIDEA [Superfamily])
- polycerus, Phyllocheilus polycerus (A.V.M.D. D'Orbigny, 1843 †) - (HARPAGODIDAE) (FOSSIL)
- polycesta, Turricula polycesta J.F. Bayan, 1873 † - (CLAVATULIDAE) (FOSSIL)
- polychloros, Engina polychloros (C.M. Tapparone-Canefri, 1880) - (BUCCINIDAE)
- polychloros, Ranella polychloros C.M. Tapparone-Canefri, 1875 - syn of: Gyrineum lacunatum (J.W. Mighels, 1845) - (RANELLIDAE)
- polychloros, Gyrineum polychloros C.M. Tapparone-Canefri, 1875 - syn of: Gyrineum lacunatum (J.W. Mighels, 1845) - (RANELLIDAE)
- polychoa, Nuculana polychoa (J. Gardner, 1926 †) - (NUCULANIDAE) (FOSSIL)
- Polychordia, Genus Polychordia M.T. Connolly, 1941 (CERASTUIDAE)
- polychoronos, Gaza polychoronos C. Vilvens, 2012 - (MARGARITIDAE)
- polychroa, Helicostyla viridostriata polychroa G.B. I Sowerby, 1840 - (BRADYBAENIDAE)
- polychroma, Barleeia polychroma (L. de Folin, 1870) - (BARLEEIIDAE)
- polychroma, Ziziphinus polychroma A. Adams, 1853 - syn of: Jujubinus polychromus (A. Adams, 1853) - (CALLIOSTOMATIDAE)
- polychroma, Corbula polychroma A.A. Gould & P.P. Carpenter, 1857 - syn of: Caryocorbula biradiata Sowerby, 1833 - (CORBULIDAE)
- polychroma, Hermaea polychroma P. Hesse, 1872 - syn of: Hermaea variopicta (A. da Costa, 1869) - (HERMAEIDAE)
- polychroma, Hebra polychroma J.C. Melvill, 1898 - syn of: Nassarius nodulosus (F.P. Marrat, 1873) - (NASSARIIDAE)
- polychromatica, Corbicula polychromatica P.M. Heude, 1887 - syn of: Corbicula fluminea (O.F. Müller, 1774) - (CYRENIDAE)
- polychromus, Coelotrochus polychromus (B.A. Marshall, 1998) - (TROCHIDAE)
- polychromus, Jujubinus polychromus (A. Adams, 1853) - (TROCHIDAE)
- polychromus gilberti, Jujubinus polychromus gilberti R.P. Montrouzier in P. Fischer, 1878 - syn of: Jujubinus gilberti (R.P. Montrouzier in P. Fischer, 1878) - (TROCHIDAE)
- polycincta, Domiporta polycincta H. Turner, 2007 - (MITRIDAE)
- polycingulata, Galeodea polycingulata G.S. Coen, 1933 - syn of: Galeodea echinophora (C. Linnaeus, 1758) - (CASSIDAE)
- Polycirsus, Subgenus Hydrobia (Polycirsus) A.E.M. Cossmann, 1888 (HYDROBIIDAE)
- polycolpa, Systenope polycolpa A.E.M. Cossmann, 1889 † - (RAPHITOMIDAE) (FOSSIL)
- polycolpata, Strepsidura polycolpata A.E.M. Cossmann, 1923 † - (STREPSIDURIDAE) (FOSSIL)
- polycolpatum, Europicardium polycolpatum (A.E.M. Cossmann & M.A. Peyrot, 1911 †) - (CARDIIDAE) (FOSSIL)
- Polyconites, Genus Polyconites Roulland, 1830 † (POLYCONITIDAE) (FOSSIL)
- POLYCONITIDAE Mac Gillavry, 1937 † - Family (BIVALVIA-HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-HIPPURITIDA [Order]-RADIOLITOIDEA [Superfamily]) (FOSSIL)
- polycosmeta, Turritella eryna polycosmeta A.E.M. Cossmann & M.A. Peyrot, 1921 † - (TURRITELLIDAE) (FOSSIL)
- polycostata, Neptunea polycostata Y.I. Galkin & O.A. Scarlato, 1955 - (BUCCINIDAE)
- polycostata, Huanglingella polycostata C. Chen & al., 1981 † - syn of: Oelandiella korobkovi (Vostokova, 1962 †) - (COREOSPIRIDAE) (FOSSIL)
- polycostata aino, Neptunea polycostata aino K. Fraussen & Y. Terryn, 2007 - (BUCCINIDAE)
- polycostata lamellata, Neptunea polycostata lamellata A.N. Golikov, 1962 - (BUCCINIDAE)
- polycostata sculpturata, Neptunea polycostata sculpturata A.N. Golikov, 1963 - (BUCCINIDAE)
- polycostatum, Striodentalium polycostatum Z. Qi & X.T. Ma, 1989 - (DENTALIIDAE)
- polycotyla, Pneumodermopsis polycotyla (J.E.V. Boas, 1886) - (PNEUMODERMATIDAE)
- polycotyla, Pneumodermopsis polycotyla S. Van Der Spoel, 1972 - syn of: Pneumodermopsis polycotyla (J.E.V. Boas, 1886) - (PNEUMODERMATIDAE)
- polycotyla, Dexiobranchaea polycotyla J.E.V. Boas, 1886 - syn of: Pneumodermopsis polycotyla (J.E.V. Boas, 1886) - (PNEUMODERMATIDAE)
- polycotylum, Schizobrachium polycotylum J. Meisenheimer, 1903 - (PNEUMODERMATIDAE)
- polycrates, Zonites chloroticus polycrates E.C. Von Martens, 1889 - (ZONITIDAE)
- polycycla, Systrophia polycycla (P.M.A. Morelet, 1860) - (SCOLODONTIDAE)
- Polycyclus, syn of: Genus Hannaoceras Tomlin , 1931 † (TRACHYCERATIDAE) (FOSSIL)
- Polycylindrites, Genus Polycylindrites Lyashenko, 1955 † (POLYCYLINDRITIDAE) (FOSSIL)
- POLYCYLINDRITIDAE Vjalov, 1962 † - Family (TENTACULITA-CHONIOCONARIDA [Subclass]-LIRIOCONARIDA [Superorder]-HOMOCTENIDA [Order]) (FOSSIL)
- polycyma, Bathyarca polycyma (W.H. Dall, 1881) - (ARCIDAE)
- polycyma, Trophonopsis polycyma J.T. Kuroda, 1953 - (MURICIDAE)
- polycymata, Costellaria polycymata C.N. Cate, 1963 - syn of: Vexillum collinsoni (A. Adams, 1864) - (COSTELLARIIDAE)
- polycymoides, Ribriarca polycymoides (K.H.J. Thiele & S.G.A. Jaeckel, 1931) - (NOETIIDAE)
- polycymoides ornata, Ribriarca polycymoides ornata (J.M.R.M. Viader, 1951) - (NOETIIDAE)
- polydactylum, Pinacoceras polydactylum Mojsisovics, 1873 † - syn of: Placites polydactylus (Mojsisovics, 1873 †) - (PINACOCERATIDAE) (FOSSIL)
- polydactylus, Placites polydactylus (Mojsisovics, 1873 †) - (GYMNITIDAE) (FOSSIL)
- polydesma, Etrema polydesma C. Hedley, 1922 - (CLATHURELLIDAE)
- Polydesmia, Genus Polydesmia Lorenz, 1906 † (POLYDESMIIDAE) (FOSSIL)
- POLYDESMIIDAE Kobayashi, 1940 † - Family (CEPHALOPODA-NAUTILOIDEA [Subclass]-ACTINOCERIDA [Order]) (FOSSIL)
- polydon, Helenoconcha polydon (G.B. Sowerby, 1844) - (CHAROPIDAE)
- polydona, Notoptychia polydona (J.F. Mabille, 1887) - (CLAUSILIIDAE)
- polydona montana, Notoptychia polydona montana (O.F. von Möllendorff, 1901) - (CLAUSILIIDAE)
- polydonella, Selenophaedusa billeti polydonella H. Nordsieck, 2005 - (CLAUSILIIDAE)
- Polydonta, syn of: Genus Pythia P.F. Röding, 1798 (ELLOBIIDAE)
- Polydonta, syn of: Genus Trochus C. Linnaeus, 1758 (TROCHIDAE)
- Polydonte, syn of: Genus Pythia P.F. Röding, 1798 (ELLOBIIDAE)
- Polydontes, Genus Polydontes P.D. Montfort, 1810 (CAMAENIDAE)
- Polydontinae, syn of: Genus Hamusina Gemellaro, 1878 † (CHILODONTIDAE) (FOSSIL)
- polyedros, Latirus polyedros P.F. Röding, 1798 - syn of: Latirus polygonus (J.F. Gmelin, 1791) - (FASCIOLARIIDAE)
- Polyelasma, Genus Polyelasma Cossmann, 1897 † (GOSSELETINIDAE) (FOSSIL)
- Polyelasmoceras, Genus Polyelasmoceras Teichert & Glenister, 1952 † (POLYELASMOCERATIDAE) (FOSSIL)
- POLYELASMOCERATIDAE Shimanskiy, 1956 † - Family (CEPHALOPODA-NAUTILOIDEA [Subclass]-ONCOCERIDA [Order]) (FOSSIL)
- Polyenaulus, syn of: Genus Maclurites Le Sueur, 1818 † (MACLURITIDAE) (FOSSIL)
- polygiratus, Orthosphinctes polygiratus (F.O. Sáez, 1978 †) - (ATAXIOCERATIDAE) (FOSSIL)
- Polygireulima, Genus Polygireulima F. Sacco, 1892 (EULIMIDAE)
- polygirus, Oxychilus polygirus C. Pollonera, 1885 - syn of: Mediterranea polygyrus (C. Pollonera, 1885) - (OXYCHILIDAE)
- polyglotta, Conus polyglotta H.C. Weinkauff, 1874 - syn of: Tesselliconus eburneus (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- polyglypha, Cucullaea polyglypha Laube, 1865 - (CUCULLAEIDAE)
- polygnampta, Lamellidea polygnampta H.A. Pilsbry & C.M. Cooke, 1915 - (ACHATINELLIDAE)
- polygnampta kamloensis, Lamellidea polygnampta kamloensis H.A. Pilsbry & C.M. Cooke, 1915 - (ACHATINELLIDAE)
- polygnapta, Lamellidea polygnapta H.A. Pilsbry & C.M. Cooke, 1915 - syn of: Lamellidea polygnampta H.A. Pilsbry & C.M. Cooke, 1915 - (ACHATINELLIDAE)
- Polygona, Genus Polygona H.C.F. Schumacher, 1817 (FASCIOLARIIDAE)
- polygona, Fissurella polygona G.B. II Sowerby, 1862 - syn of: Fissurella radiosa R.P. Lesson, 1831 - (FISSURELLIDAE)
- polygona, Cythara polygona W.M. Gabb, 1873 † - (MANGELIIDAE) (FOSSIL)
- polygona, Knefastia polygona (G.P. Deshayes, 1834 †) - (PSEUDOMELATOMIDAE) (FOSSIL)
- polygona, Siphonaria polygona (Michelotti, 1847) † - (SIPHONARIIDAE) (FOSSIL)
- polygona, Thyasira polygona (J.G. Jeffreys, 1864) - (THYASIRIDAE)
- polygona, Anguillospira polygona (G.P. Deshayes, 1861 †) - (TURRITELLIDAE) (FOSSIL)
- polygona, Voluta polygona J.F. Gmelin, 1791 - syn of: Vexillum polygonum (J.F. Gmelin, 1791) - (VOLUTIDAE)
- polygona corrugata, Anguillospira polygona corrugata (A.E.M. Cossmann, 1888 †) - (TURRITELLIDAE) (FOSSIL)
- polygonalis, Belemnites polygonalis H.M.D. de Blainville, 1827 † - syn of: Pseudoduvalia polygonalis (H.M.D. de Blainville, 1827 †) - (BELEMNITELLIDAE) (FOSSIL)
- polygonalis, Clavus polygonalis (H.C. Weinkauff & W. Kobelt, 1876) - (DRILLIIDAE)
- polygonalis, Drillia polygonalis Gardner, 1948 † - (DRILLIIDAE) (FOSSIL)
- polygonalis, Pseudoduvalia polygonalis (H.M.D. de Blainville, 1827 †) - (DUVALIIDAE) (FOSSIL)
- polygonalis, Hemitoma polygonalis (A. Adams, 1852) - (FISSURELLIDAE)
- polygonalis, Montfortula polygonalis (A. Adams, 1852) - syn of: Hemitoma polygonalis (A. Adams, 1852) - (FISSURELLIDAE)
- polygonalis, Otohoplites polygonalis Casey † - (HOPLITIDAE) (FOSSIL)
- polygonata, Melongena polygonata A. Brongniart, 1823 † - (MELONGENIDAE) (FOSSIL)
- polygonata, Phrontis polygonata (J.B.P.A. Lamarck, 1822) - (NASSARIIDAE)
- polygonata, Nassa polygonata L.A. Reeve, 1853 - syn of: Phrontis nassiformis (R.P. Lesson, 1842) - (NASSARIIDAE)
- polygonata, Turbinella polygonata A. Heilprin, 1887 † - (TURBINELLIDAE) (FOSSIL)
- polygonatum, Buccinum polygonatum J.B.P.A. Lamarck, 1822 - syn of: Phrontis vibex (T. Say, 1822) - (BUCCINIDAE)
- polygonatum, Buccinum polygonatum C.B. Adams, 1852 - syn of: Nassarius jacksonianus (J.R.C. Quoy & J.P. Gaimard, 1833) - (BUCCINIDAE)
- polygonia, Terebra polygonia L.A. Reeve, 1860 - (TEREBRIDAE)
- polygonium, Phlycticeras polygonium (Zieten, 1833 †) - (OPPELIIDAE) (FOSSIL)
- polygonium nodosum, Phlycticeras polygonium nodosum F.A. von Quenstedt, 1887 † - (OPPELIIDAE) (FOSSIL)
- polygonius, Teschenites polygonius (Autran, 1989 †) - (NEOCOMITIDAE) (FOSSIL)
- polygonoides, Architectonica polygonoides W.H. Hudleston, 1892 † - (ARCHITECTONICIDAE) (FOSSIL)
- polygonoides, Fusinus polygonoides (J.B.P.A. Lamarck, 1822) - (FASCIOLARIIDAE)
- polygonoides, Sassia polygonoides (G.P. Deshayes, 1865 †) - (RANELLIDAE) (FOSSIL)
- polygonotus, Glyptomelania glaphyrus polygonotus (I. Lea, 1850) - (PACHYCHILIDAE)
- polygonotus, Melania polygonotus I. Lea, 1850 - syn of: Glyptomelania glaphyrus polygonotus (I. Lea, 1850) - (THIARIDAE)
- polygonulus, Murex polygonulus J.B.P.A. Lamarck, 1822 - syn of: Hexaplex trunculus (C. Linnaeus, 1758) - (MURICIDAE)
- polygonum, Cerithium polygonum G.B. II Sowerby, 1855 - syn of: Cerithium nodulosum J.G. Bruguière, 1792 - (CERITHIIDAE)
- polygonum, Vexillum polygonum (J.F. Gmelin, 1791) - (COSTELLARIIDAE)
- polygonum, Oriostoma polygonum Barrois, 1889 † - (ORIOSTOMATIDAE) (FOSSIL)
- polygonum hoernesi, Phos polygonum hoernesi C.G. Semper, 1861 † - syn of: Phos hoernesi C.G. Semper, 1861 † - (NASSARIIDAE) (FOSSIL)
- polygonus, Goniotremus polygonus (J. Perner, 1903 †) - (BUCANIIDAE) (FOSSIL)
- polygonus, Editharus polygonus (J.B.P.A. Lamarck, 1803 †) - (BUCCINIDAE) (FOSSIL)
- polygonus, Cantharus polygonus J.B.P.A. Lamarck, 1803 † - syn of: Editharus polygonus (J.B.P.A. Lamarck, 1803 †) - (BUCCINIDAE) (FOSSIL)
- polygonus, Latirus polygonus (J.F. Gmelin, 1791) - (FASCIOLARIIDAE)
- polygonus, Latirus polygonus G. Perry, 1811 - syn of: Polygona infundibulum (J.F. Gmelin, 1791) - (FASCIOLARIIDAE)
- polygonus, Phos polygonus (G.B. Brocchi, 1814 †) - (NASSARIIDAE) (FOSSIL)
- polygonus, Turbinellus polygonus J.F. Gmelin, 1791 - syn of: Latirus polygonus (J.F. Gmelin, 1791) - (TURBINELLIDAE)
- polygonus, Vermetus polygonus (G.P. Deshayes, 1861 †) - (VERMETIDAE) (FOSSIL)
- polygonus barclayi, Latirus polygonus barclayi L.A. Reeve, 1847 - syn of: Latirus barclayi (L.A. Reeve, 1847) - (FASCIOLARIIDAE)
- polygonus candelabrum, Latirus polygonus candelabrum L.A. Reeve, 1847 - syn of: Latirus candelabrum (L.A. Reeve, 1847) - (FASCIOLARIIDAE)
- polygonuum, Dentalium polygonuum T.L. Casey, 1903 † - (DENTALIIDAE) (FOSSIL)
- polygramma, Helcion concolor polygramma (J.R. le B. Tomlin, 1931) - (PATELLIDAE)
- polygramma, Leiostracus polygramma (S. Moricand, 1836) - (SIMPULOPSIDAE)
- polygramma, Filopaludina sumatrensis polygramma (E.C. Von Martens, 1860) - (VIVIPARIDAE)
- Polygrammoceras, Genus Polygrammoceras Foerste, 1927 † (KIONOCERATIDAE) (FOSSIL)
- polygrammus, Conus polygrammus J.R. le B. Tomlin, 1937 - syn of: Calibanus furvus (L.A. Reeve, 1843) - (CONIDAE)
- Polygryiscus, Genus Polygryiscus H.A. Pilsbry, 1948 (HELICODISCIDAE)
- polygyra, Acteonina polygyra J. Phillips, 1871 † - (ACTEONINIDAE) (FOSSIL)
- polygyra, Mauritanica perinni polygyra (O. Böttger, 1879) - (CLAUSILIIDAE)
- polygyra, Epirobia polygyra (L. Pfeiffer, 1856) - (EPIROBIIDAE)
- polygyra, Melanella polygyra A. Adams, 1851 - syn of: Eulima politissima R.B. Newton, 1895 - (EULIMIDAE)
- polygyra, Eulima polygyra A. Adams, 1851 - syn of: Eulima politissima R.B. Newton, 1895 - (EULIMIDAE)
- Polygyra, Genus Polygyra T. Say, 1818 (POLYGYRIDAE)
- polygyralis, Gyromegalites polygyralis S.S. Buckman, 1925 † - (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- polygyralis, Caumontisphinctes polygyralis Buckman † - (PARKINSONIIDAE) (FOSSIL)
- polygyrata, Polygyratia polygyrata (I. von Born, 1778) - (CAMAENIDAE)
- Polygyrata, syn of: Genus Ophileta Vanuxem, 1842 † (OPHILETIDAE) (FOSSIL)
- polygyrata, Bouryia polygyrata (A.E.M. Cossmann, 1888 †) - (POMATIOPSIDAE) (FOSSIL)
- polygyrata, Eulimella polygyrata P. Dautzenberg, 1912 - (PYRAMIDELLIDAE)
- polygyrata, Terebra polygyrata G.P. Deshayes, 1859 - (TEREBRIDAE)
- polygyrata charybdis, Polygyratia polygyrata charybdis (O.A.L. Mörch) - (CAMAENIDAE)
- polygyrata duplex, Bouryia polygyrata duplex J. Le Renard, 1997 † - (POMATIOPSIDAE) (FOSSIL)
- Polygyratia, Genus Polygyratia J.E. Gray, 1847 (CAMAENIDAE)
- polygyratum, Echioceras polygyratum Buckman S † - (ECHIOCERATIDAE) (FOSSIL)
- polygyratus, Tremanotus polygyratus J. Perner, 1903 † - syn of: Boiotremus beraunensis (J. Perner, 1903 †) - (BUCANIIDAE) (FOSSIL)
- polygyratus, Celtites polygyratus Smith, 1914 † - syn of: Tozerites polygyratus (Smith, 1914 †) - (CELTITIDAE) (FOSSIL)
- polygyratus, Euconulus chersinus polygyratus H.A. Pilsbry, 1889 - (EUCONULIDAE)
- polygyratus, Ophileta polygyratus F.A. Roemer, 1849 † - (OPHILETIDAE) (FOSSIL)
- polygyratus, Tozerites polygyratus (Smith, 1914 †) - (SAGECERATIDAE) (FOSSIL)
- polygyrella, Epirobia polygyrella (E.C. Von Martens, 1863) - (EPIROBIIDAE)
- polygyrella, Periapta polygyrella (P. Fischer in É.A.A. Locard, 1897) - (EPITONIIDAE)
- Polygyrella, Genus Polygyrella W.G. Binney, 1863 (MEGOMPHICIDAE)
- polygyrella, Polygyrella polygyrella (T.B. Bland & J.G. Cooper, 1861) - (MEGOMPHICIDAE)
- Polygyreulima, Subgenus Melanella (Polygyreulima) Sacco, 1892 † (EULIMIDAE) (FOSSIL)
- POLYGYRIDAE Pilsbry, 1895 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-POLYGYROIDEA [Superfamily])
- Polygyrina, Genus Polygyrina Koken, 1892 † (POLYGYRINIDAE) (FOSSIL)
- POLYGYRINIDAE Bandel, 1993 † - Family (GASTROPODA-CAENOGASTROPODA [Subclass]-PERUNELOIDEA [Superfamily]) (FOSSIL)
- Polygyriscus, Genus Polygyriscus H.A. Pilsbry, 1948 (POLYGYRIDAE)
- Polygyroidea, Genus Polygyroidea H.A. Pilsbry, 1930 (MEGOMPHICIDAE)
- polygyrum, Caperantrum polygyrum (I. von Born, 1778) - (CAMAENIDAE)
- polygyrus, Mediterranea polygyrus (C. Pollonera, 1885) - (OXYCHILIDAE)
- Polygyrus, syn of: Genus Bathyomphalus A.E.R. Agassiz in J.G.F. de Charpentier, 1837 (PLANORBIDAE)
- polyhymnia, Clathurella polyhymnia (J.C. Melvill, 1904) - (CLATHURELLIDAE)
- polyhymnia, Helicigona polyhymnia P. Subai, 1996 - (HELICIDAE)
- polykista, Stylopsis polykista L. de Folin, 1879 - (PYRAMIDELLIDAE)
- polyleptus, Delectopecten polyleptus (W.H. Dall, 1908) - (PECTINIDAE)
- polyleptus, Cyclopecten polyleptus W.H. Dall, 1908 - syn of: Delectopecten polyleptus (W.H. Dall, 1908) - (PROPEAMUSSIIDAE)
- polylobatum, Deroceras lasithionensis polylobatum A. Wiktor, K. Vardinoyannis & M. Mylonas, 1994 - (AGRIOLIMACIDAE)
- polylopha, Hyotissa polylopha W.P. Woodring, 1982 † - (GRYPHAEIDAE) (FOSSIL)
- polylophus, Aesopus polylophus H.A. Pilsbry & A.A. Olsson, 1941 † - (COLUMBELLIDAE) (FOSSIL)
- Polylopia, Genus Polylopia Clark, 1925 † (COLEOLIDAE) (FOSSIL)
- Polymegalites, Genus Polymegalites Buckman, 1925 † (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- polymeles, Briareites polymeles Buckman † - (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- Polymeres, Genus Polymeres Murchison , 1839 † (POLYMERIDAE) (FOSSIL)
- POLYMERIDAE Evans, 2005 † - Family (CEPHALOPODA-ORTHOCERATOIDEA [Subclass]-DISSIDOCERIDA [Order]) (FOSSIL)
- Polymesoda, Genus Polymesoda C.S. Rafinesque, 1820 (CYRENIDAE)
- Polymetus, syn of: Genus Apolymetis A. Salisbury, 1929 (TELLINIDAE)
- Polymita, Genus Polymita H.H. Beck, 1837 (HELMINTHOGLYPTIDAE)
- polymita, Natica polymita Stoppani, 1858 † - syn of: Fedaiella monstrum (Stoppani, 1857 †) - (NATICIDAE) (FOSSIL)
- polymitarium, Apotocardium polymitarium (Hoare, Mapes & J. Brown, 1982 †) - (BRANSONIIDAE) (FOSSIL)
- polymitarium, Pseudoconocardium polymitarium Hoare, Mapes & J. Brown, 1982 † - syn of: Apotocardium polymitarium (Hoare, Mapes & J. Brown, 1982 †) - (BRANSONIIDAE) (FOSSIL)
- polymorpha, Apex polymorpha J.T. Gulick, 1873 - syn of: Achatinella swiftii W. Newcomb - (ACHATINELLIDAE)
- polymorpha, Anomia polymorpha R.A. Philippi, 1836 - syn of: Anomia ephippium C. Linnaeus, 1758 - (ANOMIIDAE)
- polymorpha, Calyptraea polymorpha P. Calcara, 1845 - syn of: Pedicularia sicula W.J. Swainson, 1840 - (CALYPTRAEIDAE)
- polymorpha, Monodacna polymorpha (B.M. Logvinenko & Y.I. Starobogatov, 1967) - (CARDIIDAE)
- polymorpha, Diala polymorpha (E.A. Smith, 1877) - (DIALIDAE)
- polymorpha, Dreissena polymorpha (P.S. Pallas, 1771) - (DREISSENIDAE)
- polymorpha, Asperitas trochus polymorpha (E.A. Smith, 1897) - (DYAKIIDAE)
- polymorpha, Helix polymorpha D'Orbigny, 1835 - syn of: Vermiculatus bicolor (G.B. I Sowerby, 1835) - (HELICIDAE)
- polymorpha, Discula polymorpha (R.T. Lowe, 1831) - (HYGROMIIDAE)
- polymorpha, Mitra polymorpha J.R. le B. Tomlin, 1920 - syn of: Mitra variabilis L.A. Reeve, 1844 - (MITRIDAE)
- polymorpha, Buehreriella polymorpha M. Collignon, 1969 † - (MUNIERICERATIDAE) (FOSSIL)
- polymorpha, Ocenebra polymorpha (G.B. Brocchi, 1814 †) - (MURICIDAE) (FOSSIL)
- polymorpha, Heteropurpura polymorpha G.B. Brocchi, 1814 † - syn of: Ocenebra polymorpha (G.B. Brocchi, 1814 †) - (MURICIDAE) (FOSSIL)
- polymorpha, Adelieledone polymorpha (G.C. Robson, 1930) - (OCTOPODIDAE)
- polymorpha, Plicatula polymorpha L.M.D. Bellardi, 1854 † - (PLICATULIDAE) (FOSSIL)
- polymorpha, Melanoides polymorpha E.A. Smith, 1877 - (THIARIDAE)
- polymorpha, Spelaeoconcha paganettii polymorpha A.J. Wagner, 1914 - (VERTIGINIDAE)
- polymorpha agostinhoensis, Discula polymorpha agostinhoensis H.W. Waldén, 1983 - (HYGROMIIDAE)
- polymorpha alleniana, Discula polymorpha alleniana C.de Paiva, 1866 - (HYGROMIIDAE)
- polymorpha arenicola, Discula polymorpha arenicola (R.T. Lowe, 1831) - (HYGROMIIDAE)
- polymorpha bonellii, Discula polymorpha bonellii (R.T. Lowe, 1831) - (HYGROMIIDAE)
- polymorpha depressiuscula, Discula polymorpha depressiuscula R.T. Lowe, 1852 - (HYGROMIIDAE)
- polymorpha elata, Dreissena polymorpha elata N.I. Andrusov, 1897 - syn of: Dreissena elata N.I. Andrusov, 1897 - (DREISSENIDAE)
- polymorpha lacustrina, Dreissena polymorpha lacustrina C.R. Böttger, 1913 - syn of: Dreissena polymorpha (P.S. Pallas, 1771) - (DREISSENIDAE)
- polymorpha lata, Dreissena polymorpha lata N.I. Andrusov, 1897 - syn of: Dreissena elata N.I. Andrusov, 1897 - (DREISSENIDAE)
- polymorpha marina, Dreissena polymorpha marina Auct. non P.S. Pallas, 1771 - syn of: Dreissena elata N.I. Andrusov, 1897 - (DREISSENIDAE)
- polymorpha nebulata, Discula polymorpha nebulata R.T. Lowe, 1855 - (HYGROMIIDAE)
- polymorpha pliosubobtusa, Ocenebra polymorpha pliosubobtusa (F. Sacco, 1904 †) - (MURICIDAE) (FOSSIL)
- polymorpha poromphala, Discula polymorpha poromphala R.T. Lowe, 1852 - (HYGROMIIDAE)
- polymorpha salinicola, Discula polymorpha salinicola R.T. Lowe, 1852 - (HYGROMIIDAE)
- polymorpha senilis, Discula polymorpha senilis (R.T. Lowe, 1852) - (HYGROMIIDAE)
- Polymorphites, Genus Polymorphites Haug , 1887 † (POLYMORPHITIDAE) (FOSSIL)
- POLYMORPHITIDAE Haug, 1887 † - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-AMMONITIDA [Order]-EODEROCERATOIDEA [Superfamily]) (FOSSIL)
- polymorphoides, Chlamys polymorphoides (C.A. von Zittel, 1864 †) - (PECTINIDAE) (FOSSIL)
- polymorphous, Amphidromus comes polymorphous (C.M. Tapparone-Canefri, 1874) - (CAMAENIDAE)
- polymorphum, Dactylioceras polymorphum Fucini, 1935 † - (DACTYLIOCERATIDAE) (FOSSIL)
- polymorphus, Paramammites polymorphus (Pervinquiére, 1907 †) - (ACANTHOCERATIDAE) (FOSSIL)
- polymorphus, Bulimus polymorphus D'Orbigny, 1837 - syn of: Vermiculatus bicolor (G.B. I Sowerby, 1835) - (BULIMULIDAE)
- polymorphus, Mytilus polymorphus P.S. Pallas, 1771 - syn of: Dreissena polymorpha (P.S. Pallas, 1771) - (MYTILIDAE)
- polymorphus, Chlamys polymorphus H.G. Bronn in R.A. Philippi, 1836 - syn of: Flexopecten flexuosus (G.S. Poli, 1795) - (PECTINIDAE)
- polymorphus, Polymorphites polymorphus F.A. von Quenstedt, 1845 † - (POLYMORPHITIDAE) (FOSSIL)
- polymorphus, Unio polymorphus B.H. Wright, 1899 - syn of: Elliptio monroensis I. Lea, 1843 - (UNIONIDAE)
- polymorphus fluviatilis, Mytilus polymorphus fluviatilis P.S. Pallas, 1771 - syn of: Dreissena polymorpha (P.S. Pallas, 1771) - (MYTILIDAE)
- polymorphus lineatus, Polymorphites polymorphus lineatus F.A. von Quenstedt, 1845 † - (POLYMORPHITIDAE) (FOSSIL)
- polynema, Glans polynema R. Tate, 1886 † - (CARDITIDAE) (FOSSIL)
- polynema, Promantellum polynema (R. Tate, 1886 †) - (LIMIDAE) (FOSSIL)
- Polynemamussium, syn of: Genus Parvamussium F. Sacco, 1897 (PROPEAMUSSIIDAE)
- polynematicus, Beringius polynematicus H.A. Pilsbry, 1907 - (BUCCINIDAE)
- polynematicus, Murex polynematicus Brouwn & H.A. Pilsbry, 1911 † - (MURICIDAE) (FOSSIL)
- polynematicus, Haustellum polynematicus J. Brown & H.A. Pilsbry, 1911 † - (MURICIDAE) (FOSSIL)
- polynematicus, Vokesimurex polynematicus (J. Brown & H.A. Pilsbry, 1911 †) - (MURICIDAE) (FOSSIL)
- polynesiae, Lyncina vitellus polynesiae F.A. Schilder & M. Schilder, 1939 - (CYPRAEIDAE)
- polynesiae, Serrata polynesiae A. Wakefield & T. McCleery, 2002 - (MARGINELLIDAE)
- polynesiae, Trivirostra polynesiae C.N. Cate, 1979 - (TRIVIIDAE)
- polynesianum, Parvamussium polynesianum H.H. Dijkstra & P. Maestrati, 2008 - (PROPEAMUSSIIDAE)
- polynesica, Nucula polynesica H.A. Rehder, 1980 - syn of: Nucula hawaiensis H.A. Pilsbry, 1921 - (NUCULIDAE)
- polynesica, Williamia polynesica H.A. Rehder, 1980 - syn of: Williamia radiata (W.H. Pease, 1860) - (SIPHONARIIDAE)
- polynesica, Indentina polynesica M. Huber, A. Langleit & K. Kreipl, 2015 - (TELLINIDAE)
- polynesica, Metaxia polynesica H.A. Rehder, 1980 - (TRIPHORIDAE)
- polynesiensis, Glyphostoma polynesiensis (L.A. Reeve, 1845) - (CLATHURELLIDAE)
- polynesiensis, Pleurotoma polynesiensis L.A. Reeve, 1845 - syn of: Glyphostoma polynesiensis (L.A. Reeve, 1845) - (TURRIDAE)
- Polynices, syn of: Genus Polinices P.D. Montfort, 1810 (NATICIDAE)
- polynyma, Columbella polynyma H.A. Pilsbry, 1901 - syn of: Anachis miser polynyma (H.A. Pilsbry, 1901) - (COLUMBELLIDAE)
- polynyma, Anachis miser polynyma (H.A. Pilsbry, 1901) - (COLUMBELLIDAE)
- polynyma, Mactromeris polynyma (W. Stimpson, 1860) - (MACTRIDAE)
- polynyma, Mactra polynyma W. Stimpson, 1860 - syn of: Mactromeris polynyma (W. Stimpson, 1860) - (MACTRIDAE)
- polynyma alaskana, Mactromeris polynyma alaskana (W.H. Dall, 1894) - (MACTRIDAE)
- polynyma voyi, Mactromeris polynyma voyi (W.M. Gabb, 1866) - (MACTRIDAE)
- Polyodanta, syn of: Genus Nucula J.B.P.A. Lamarck, 1799 (NUCULIDAE)
- polyodon, Helenoconcha polyodon (G.B. Sowerby, 1844) - (CHAROPIDAE)
- polyodon, Abida polyodon (J.P.R. Draparnaud, 1801) - (CHONDRINIDAE)
- polyodon, Abida polyodon A. Moquin-Tandon, 1856 - syn of: Abida cylindrica (A. Michaud, 1829) - (CHONDRINIDAE)
- polyodon, Serrustigma polyodon (A.E. Reuss, 1861 †) - (CLAUSILIIDAE) (FOSSIL)
- polyodonta, Abida polyodonta C. Chatenier, 1888 - syn of: Abida polyodon (J.P.R. Draparnaud, 1801) - (CHONDRINIDAE)
- polyodonta, Persicula polyodonta C. Vélain, 1877 - (CYSTISCIDAE)
- Polyodonta, syn of: Genus Pythia P.F. Röding, 1798 (ELLOBIIDAE)
- polyodontus, Brachidontes polyodontus J.R.C. Quoy & J.P. Gaimard, 1835 - syn of: Brachidontes erosus (J.B.P.A. Lamarck, 1819) - (MYTILIDAE)
- polyodontus, Mytilus polyodontus J.R.C. Quoy & J.P. Gaimard, 1835 - syn of: Brachidontes erosus (J.B.P.A. Lamarck, 1819) - (MYTILIDAE)
- polyolcum, Holcophylloceras polyolcum (Benecke, 1865 †) - (PHYLLOCERATIDAE) (FOSSIL)
- polyomma, Notarchus polyomma O.A.L. Mörch, 1863 - syn of: Stylocheilus striatus (J.R.C. Quoy & J.P. Gaimard, 1832) - (APLYSIIDAE)
- polyomma, Lucilina polyomma (J.R.M. Bergenhayn, 1932) - (CHITONIDAE)
- polyomma, Ceratosoma polyomma L.S.R. Bergh, 1880 - (CHROMODORIDIDAE)
- Polyomphala, Subgenus Humboldtiana (Polyomphala) F.G. Thompson & B.A. Brewer, 2000 (HUMBOLDTIANIDAE)
- polyonyx, Enoploteuthis polyonyx F.H. Troschel, 1857 - syn of: Ancistrocheirus lesueurii (A.V.M.D. D'Orbigny, 1842) - (ENOPLOTEUTHIDAE)
- polyophtalmus, Schizochiton polyophtalmus A. de Rochebrune, 1882 - syn of: Schizochiton incisus (G.B. II Sowerby, 1841) - (SCHIZOCHITONIDAE)
- polyophyllum, Oxynoticeras polyophyllum (C.T. Simpson, 1843 †) - (OXYNOTICERATIDAE) (FOSSIL)
- polyophyllus, Ammonites polyophyllus C.T. Simpson, 1843 † - syn of: Oxynoticeras polyophyllum (C.T. Simpson, 1843 †) - (AMMONITIDA (unassigned)) (FOSSIL)
- polyopsis, Placenticeras polyopsis (F. Dujardin, 1837 †) - (PLACENTICERATIDAE) (FOSSIL)
- polypapillata, Spengelomenia polypapillata L. Salvini-Plawén, 1978 - (AMPHIMENIIDAE)
- polypenus, Terebra polypenus H.A. Pilsbry & H.N. Lowe, 1932 - (TEREBRIDAE)
- polypetale, Popanoceras polypetale Ruzhentsev, 1940 † - (PARAPOPANOCERATIDAE) (FOSSIL)
- polyphemoides, Ceraunocochlis polyphemoides (de Koninck, 1881 †) - (MEEKOSPIRIDAE) (FOSSIL)
- polyphemoides, Macrochilina polyphemoides de Koninck, 1881 † - syn of: Ceraunocochlis polyphemoides (de Koninck, 1881 †) - (SOLENISCIDAE) (FOSSIL)
- Polyphemopsis, syn of: Genus Subulites Emmons, 1842 † (SUBULITIDAE) (FOSSIL)
- Polyphemopsis, syn of: Genus Subulites Emmons, 1842 † (SUBULITIDAE) (FOSSIL)
- polyphemus, Omphaloptycha polyphemus E.A.L. Kittl, 1899 † - (COELOSTYLINIDAE) (FOSSIL)
- polyphemus, Nesiocypraea teramachii polyphemus F.Jr. Lorenz, 2002 - (CYPRAEIDAE)
- polyphemus, Gyrostrea polyphemus (Coquand 1865) † - (GRYPHAEIDAE) (FOSSIL)
- polyphemus, Maclurites polyphemus Laube, 1868 † - (MACLURITIDAE) (FOSSIL)
- Polyphemus, syn of: Genus Oleacina P.F. Röding, 1798 (OLEACINIDAE)
- polyphillius, Gemixystus polyphillius (J.E. Tenison-Woods, 1879) - (MURICIDAE)
- polyphillus, Trophonopsis polyphillus J.E. Tenison-Woods, 1879 - syn of: Gemixystus polyphillius (J.E. Tenison-Woods, 1879) - (MURICIDAE)
- polyphragma, Serpulorbis polyphragma A. Sasso, 1827 - syn of: Thylacodes arenarius (C. Linnaeus, 1758) - (VERMETIDAE)
- polyphragma, Vermetus polyphragma A. Sasso, 1827 - syn of: Thylacodes arenarius (C. Linnaeus, 1758) - (VERMETIDAE)
- Polyphragma, syn of: Genus Petaloconchus H.C. Lea, 1843 (VERMETIDAE)
- polyphragma aletes, Vermetus polyphragma aletes O.A.L. Mörch, 1862 - syn of: Thylacodes arenarius (C. Linnaeus, 1758) - (VERMETIDAE)
- polyphragma anguina, Vermetus polyphragma anguina T.A. de M. Monterosato, 1892 - syn of: Thylacodes arenarius (C. Linnaeus, 1758) - (VERMETIDAE)
- polyphragma anguinus, Vermetus polyphragma anguinus T.A. de M. Monterosato, 1892 - syn of: Thylacodes arenarius (C. Linnaeus, 1758) - (VERMETIDAE)
- polyphragma major, Vermetus polyphragma major T.A. de M. Monterosato, 1892 - syn of: Thylacodes arenarius (C. Linnaeus, 1758) - (VERMETIDAE)
- polyphragma tortuosa, Vermetus polyphragma tortuosa T.A. de M. Monterosato, 1892 - syn of: Thylacodes arenarius (C. Linnaeus, 1758) - (VERMETIDAE)
- polyphragma tortuosus, Vermetus polyphragma tortuosus T.A. de M. Monterosato, 1892 - syn of: Thylacodes arenarius (C. Linnaeus, 1758) - (VERMETIDAE)
- polyphylla, Tethys polyphylla S. Macrì, 1825, 1816 - syn of: Tethys fimbria C. Linnaeus, 1767 - (TETHYDIDAE)
- polyphyllia, Gemixystus polyphyllia (Woods, 1879 †) - (MURICIDAE) (FOSSIL)
- polyphyllia, Trophon polyphyllia R. Tate † - syn of: Mitra plicifera Wood, 1848 † - (MURICIDAE) (FOSSIL)
- POLYPLACOPHORA (UNASSIGNED) - Family (POLYPLACOPHORA-) (FOSSIL)
- Polyplectites, Genus Polyplectites Mascke, 1907 † (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- Polyplectus, Genus Polyplectus Zittel, 1831 † (HILDOCERATIDAE) (FOSSIL)
- polypleura, Gravesia polypleura M.J. Hahn, 1963 † - syn of: Pseudogravesia hahni Hantzpergue, 1987 † - (AULACOSTEPHANIDAE) (FOSSIL)
- polypleura, Pleuroxia polypleura R. Tate, 1899 - (CAMAENIDAE)
- polypleura, Marshallena polypleura (R.A. Philippi, 1887 †) - (HORAICLAVIDAE) (FOSSIL)
- polypleura, Platyclymenia polypleura W.J. Raymond, 1909 † - syn of: Pleuroclymenia americana (W.J. Raymond, 1907 †) - (PLATYCLYMENIIDAE) (FOSSIL)
- polypleura, Brookula polypleura (C. Hedley, 1904) - (SEGUENZIOIDEA (UNASSIGNED))
- polypleura, Liotella polypleura (C. Hedley, 1904) - (SKENEIDAE)
- polypleura, Voluta polypleura J.C.H. Crosse, 1876 - (VOLUTIDAE)
- polypleura brunneocincta, Voluta polypleura brunneocincta G.T. Poppe, 2001 - (VOLUTIDAE)
- polypleura elfina, Pleuroxia polypleura elfina T. Iredale, 1939 - syn of: Pleuroxia elfina T. Iredale, 1939 - (CAMAENIDAE)
- polypleura hennequini, Voluta polypleura hennequini E.J. Petuch, 1995 - (VOLUTIDAE)
- polypleura hilli, Voluta polypleura hilli E.J. Petuch, 1987 - (VOLUTIDAE)
- polypleura kotorai, Voluta polypleura kotorai (E.J. Petuch, 1981) - (VOLUTIDAE)
- polypleura retemirabilis, Voluta polypleura retemirabilis (E.J. Petuch, 1981) - (VOLUTIDAE)
- polypleura sunderlandi, Voluta polypleura sunderlandi (E.J. Petuch, 1987) - (VOLUTIDAE)
- polypleuratus, Tritonofusus polypleuratus W.H. Dall, 1907 - syn of: Plicifusus kroeyeri (H.P.C. Møller, 1842) - (BUCCINIDAE)
- polypleurum, Dentalium polypleurum Seyfert, 1959 † - (DENTALIIDAE) (FOSSIL)
- polypleurus, Murex polypleurus J.W. Brazier, 1894 - syn of: Murexsul planiliratus (L.A. Reeve, 1845) - (MURICIDAE)
- Polyplex, syn of: Genus Trophon P.D. Montfort, 1810 (MURICIDAE)
- polyplicatum, Kionoceras polyplicatum Flower, 1952 † - (KIONOCERATIDAE) (FOSSIL)
- polyplocum, Bostrychoceras polyplocum (F.A. Roemer, 1841 †) - (NOSTOCERATIDAE) (FOSSIL)
- polyplocus, Inoceramus polyplocus F.A. Roemer, 1857 † - syn of: Mytiloceramus polyplocus (F.A. Roemer, 1857 †) - (INOCERAMIDAE) (FOSSIL)
- polyplocus, Mytiloceramus polyplocus (F.A. Roemer, 1857 †) - (PTERIIDA (UNASSIGNED)) (FOSSIL)
- polyploka, Clavatula polyploka J. Gardner, 1938 † - (CLAVATULIDAE) (FOSSIL)
- polypoda, Phyllocheilus polypoda (Buvignier, 1852 †) - (HARPAGODIDAE) (FOSSIL)
- polypreon, Polymegalites polypreon Buckman † - (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- polyptycha, Melanopsis gorceixi polyptycha M. von Neumayr, 1880 † - (MELANOPSIDAE) (FOSSIL)
- Polyptychephora, syn of: Subgenus Oospira (Formosana) O. Böttger, 1877 (CLAUSILIIDAE)
- polyptychia, Plectopylis polyptychia O.F. von Möllendorff - (PLECTOPYLIDAE)
- Polyptychites, Genus Polyptychites Pavlow , 1892 † (POLYPTYCHITIDAE) (FOSSIL)
- POLYPTYCHITIDAE Wedekind, 1918 † - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-AMMONITIDA [Order]-PERISPHINCTOIDEA [Superfamily]) (FOSSIL)
- Polyptychoceras, Genus Polyptychoceras Yabe , 1927 † (DIPLOMOCERATIDAE) (FOSSIL)
- polyptychus, Polyptychites polyptychus (Keyserling, 1846 †) - (POLYPTYCHITIDAE) (FOSSIL)
- polyptyelus, Milax polyptyelus J.R. Bourguignat, 1859 - syn of: Milax gagates (J.P.R. Draparnaud, 1801) - (MILACIDAE)
- polyptyx, Pseudidyla polyptyx (O. Boettger, 1877) † - (CLAUSILIIDAE) (FOSSIL)
- Polyptyxis, Genus Polyptyxis Wenz in Schindewolf, 1940 † (NERINEIDAE) (FOSSIL)
- polypum, Stigmaulax polypum A.A. Olsson & A. Harbison, 1953 † - (NATICIDAE) (FOSSIL)
- Polypus, Genus Polypus W.E. Leach, 1817 (OCTOPODIDAE)
- polypus, Sepia polypus L. Oken, 1815 - syn of: Octopus vulgaris G.L.C.F.D. Cuvier, 1797 - (SEPIIDAE)
- Polypylis, Subgenus Segmentina (Polypylis) H.A. Pilsbry, 1906 (PLANORBIDAE)
- Polyrhitis, syn of: Genus Lymnaea J.B.P.A. Lamarck, 1801 (LYMNAEIDAE)
- Polyrhytis, syn of: Genus Lymnaea J.B.P.A. Lamarck, 1801 (LYMNAEIDAE)
- Polysacos, Genus Polysacos Vendrasco & al., 2004 † (HERCOLEPADIDAE) (FOSSIL)
- polysarca, Cypraea polysarca A.E.M. Cossmann, 1903 † - (CYPRAEIDAE) (FOSSIL)
- polysarca, Ecrobia ventrosa polysarca (A.E.M. Cossmann & M.A. Peyrot, 1918 †) - (HYDROBIIDAE) (FOSSIL)
- polysarca, Bela polysarca P. Dautzenberg & H. Fischer, 1896 - syn of: Gymnobela frielei (A.E. Verrill, 1885) - (MANGELIIDAE)
- polysarca, Pleurotomella polysarca P. Dautzenberg & H. Fischer, 1896 - syn of: Gymnobela frielei (A.E. Verrill, 1885) - (RAPHITOMIDAE)
- polysarca, Siphopsis polysarca A.E.M. Cossmann, 1889 † - (TURRIDAE) (FOSSIL)
- polysarca, Pleurotoma polysarca P. Dautzenberg & H. Fischer, 1896 - syn of: Gymnobela frielei (A.E. Verrill, 1885) - (TURRIDAE)
- polysarca major, Bela polysarca major É.A.A. Locard, 1897 - syn of: Gymnobela frielei (A.E. Verrill, 1885) - (MANGELIIDAE)
- polysarca minor, Bela polysarca minor É.A.A. Locard, 1897 - syn of: Gymnobela frielei (A.E. Verrill, 1885) - (MANGELIIDAE)
- polysarca ventricosa, Bela polysarca ventricosa É.A.A. Locard, 1897 - syn of: Gymnobela frielei (A.E. Verrill, 1885) - (MANGELIIDAE)
- polysarchosa, Thalotia polysarchosa C. Vilvens, 2012 - (TROCHIDAE)
- polysarcus, Arcestes polysarcus Mojsisovics, 1875 † - (ARCESTIDAE) (FOSSIL)
- polysarcus, Potamides polysarcus A.E.M. Cossmann & G. Pissarro, 1913 † - (POTAMIDIDAE) (FOSSIL)
- polysarkon, Calliostoma polysarkon C. Vilvens, 2014 - (CALLIOSTOMATIDAE)
- polysarkon, Euchelus polysarkon Vilvens, 2017 - (CHILODONTIDAE)
- Polyschides, Genus Polyschides H.A. Pilsbry & B. Sharp, 1898 (GADILIDAE)
- polyschides, Emileia polyschides (L. Waagen 1867 †) - (OTOITIDAE) (FOSSIL)
- Polyscides, syn of: Genus Dischides J.G. Jeffreys, 1867 (GADILIDAE)
- polysculptum, Glyphostoma polysculptum A.A. Olsson & A. Harbison, 1953 † - (CLATHURELLIDAE) (FOSSIL)
- polyskista, Linopyrga polyskista (L. de Folin & J.P.L. Périer, 1879) - (PYRAMIDELLIDAE)
- polyspeirum, Parabuccinum polyspeirum (R.K. Dell, 1990) - (BUCCINIDAE)
- Polysphinctes, syn of: Genus Polysphinctites Buckman, 1922 † (MORPHOCERATIDAE) (FOSSIL)
- Polysphinctites, Genus Polysphinctites Buckman, 1922 † (MORPHOCERATIDAE) (FOSSIL)
- polysphinctus, Stenarcestes polysphinctus (Mojsisovics, 1875 †) - (ARCESTIDAE) (FOSSIL)
- polysphinctus, Polysphinctites polysphinctus Buckman † - (MORPHOCERATIDAE) (FOSSIL)
- polyspinosum, Spinocrioceras polyspinosum Kemper, 1973 † - (CRIOCERATITIDAE) (FOSSIL)
- polyspira, Dentimargo polyspira A.A. Olsson & A. Harbison, 1953 † - (MARGINELLIDAE) (FOSSIL)
- Polyspirella, syn of: Genus Cingulina A. Adams, 1861 (PYRAMIDELLIDAE)
- Polystephanus, Genus Polystephanus Buckman, 1922 † (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- polystephanus, Cryptogemma polystephanus (W.H. Dall, 1908) - (TURRIDAE)
- polysticha, Turritella polysticha H.B. Stenzel & H. Turner, 1940 † - (TURRITELLIDAE) (FOSSIL)
- polysticta, Lamprotula polysticta (P.M. Heude, 1877) - (UNIONIDAE)
- Polystira, Genus Polystira W.P. Woodring, 1928 (TURRIDAE)
- polystreptus, Macroceramus polystreptus H.B. Tristram, 1861 - syn of: Microceramus concisus (P.M.A. Morelet, 1849) - (UROCOPTIDAE)
- polystriata, Valvata polystriata P.S. Pavlovic, 1927 † - (VALVATIDAE) (FOSSIL)
- polystrigma, Clistaxis polystrigma W.H. Dall, 1908 - syn of: Woodbridgea polystrigma (W.H. Dall, 1908) - (CYLICHNIDAE)
- polystrigma, Woodbridgea polystrigma (W.H. Dall, 1908) - (DIAPHANIDAE)
- polystrigma, Philine polystrigma W.H. Dall, 1908 - syn of: Woodbridgea polystrigma (W.H. Dall, 1908) - (PHILINIDAE)
- polystrophum, Cerithium polystrophum W.H. Hudleston, 1889 † - (CERITHIIDAE) (FOSSIL)
- polysulcata, Pisinna polysulcata (C.C. Finlay, 1924 †) - (ANABATHRIDAE) (FOSSIL)
- Polytaenia, syn of: Subgenus Cepolis (Hemitrochus) W.J. Swainson, 1840 (CEPOLIDAE)
- polythalamia, Kuphus polythalamia (C. Linnaeus, 1767) - (TEREDINIDAE)
- polythele, Typhlomangelia polythele K.H. Barnard, 1963 - (BORSONIIDAE)
- polytimeticum, Odhneripisidium polytimeticum Z.I. Izzatullaev & Y.I. Starobogatov, 1986 - syn of: Pisidium annandalei B. Prashad, 1925 - (SPHAERIIDAE)
- polytomus, Prodichotomites polytomus (A. von Koenen, 1902 †) - (POLYPTYCHITIDAE) (FOSSIL)
- polytorta, Drillia polytorta W.H. Dall, 1881 - syn of: Hindsiclava polytorta (W.H. Dall, 1881) - (DRILLIIDAE)
- polytorta, Hindsiclava polytorta (W.H. Dall, 1881) - (PSEUDOMELATOMIDAE)
- polytorta, Compsodrillia polytorta W.H. Dall, 1881 - syn of: Hindsiclava polytorta (W.H. Dall, 1881) - (PSEUDOMELATOMIDAE)
- polytorta, Pleurotoma polytorta W.H. Dall, 1881 - syn of: Hindsiclava polytorta (W.H. Dall, 1881) - (TURRIDAE)
- Polytoxon, Subgenus Trichotoxon (Polytoxon) H.R. Simroth, 1897 (UROCYCLIDAE)
- Polytremaria, Genus Polytremaria D'Orbigny, 1850 † (POLYTREMARIIDAE) (FOSSIL)
- POLYTREMARIIDAE Wenz, 1938 † - Family (GASTROPODA-VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]) (FOSSIL)
- polytricha, Leiostracus polytricha H.F.A. von Ihering, 1912 - (SIMPULOPSIDAE)
- Polytrichia, syn of: Subgenus Helicella (Xerotricha) T.A. de M. Monterosato, 1892 (HYGROMIIDAE)
- polytropa, Cardiola polytropa (Anderson, 1958 †) - (CARDIOLIDAE) (FOSSIL)
- Polytropa, syn of: Genus Nucella P.F. Röding, 1798 (MURICIDAE)
- polytropa, Rissoina polytropa C. Hedley, 1899 - syn of: Isseliella mirabilis (H.C. Weinkauff, 1881) - (RISSOINIDAE)
- polytropa, Lophiotoma polytropa (G.S. Helbling, 1779) - (TURRIDAE)
- polytropa, Pelecyora polytropa (Anderson, 1958 †) - (VENERIDAE) (FOSSIL)
- polytropa, Pitar polytropa Anderson, 1958 † - syn of: Pelecyora polytropa (Anderson, 1958 †) - (VENERIDAE) (FOSSIL)
- polytropa, Stosicia polytropa C. Hedley, 1899 - syn of: Isseliella mirabilis (H.C. Weinkauff, 1881) - (ZEBINIDAE)
- polytropa augerea, Rissoina polytropa augerea C.F. Laseron, 1956 - syn of: Isseliella mirabilis (H.C. Weinkauff, 1881) - (RISSOINIDAE)
- polytropa augerea, Stosicia polytropa augerea C.F. Laseron, 1956 - syn of: Isseliella mirabilis (H.C. Weinkauff, 1881) - (ZEBINIDAE)
- polytropa nysti, Pelecyora polytropa nysti (Orbigny, 1852) † - (VENERIDAE) (FOSSIL)
- polytropa suborbicularis, Pelecyora polytropa suborbicularis (G.A. Goldfuss, 1841) † - (VENERIDAE) (FOSSIL)
- Polytropalicus, syn of: Genus Nucella P.F. Röding, 1798 (MURICIDAE)
- polytropida, Hydrobia polytropida Š. Brusina, 1892 † - (HYDROBIIDAE) (FOSSIL)
- Polytropina, syn of: Genus Poleumita Clarke & Ruedemann, 1903 † (EUOMPHALIDAE) (FOSSIL)
- Polytropis, syn of: Genus Poleumita Clarke & Ruedemann, 1903 † (EUOMPHALIDAE) (FOSSIL)
- polytropus, Murex polytropus G.S. Helbling, 1779 - syn of: Lophiotoma polytropa (G.S. Helbling, 1779) - (MURICIDAE)
- polytyla, Cathaica polytyla (O.F. von Möllendorff, 1899) - (BRADYBAENIDAE)
- polytypus, Eligmus polytypus Eudes-Deslongchamps, 1856 † - (MALLEIDAE) (FOSSIL)
- polyvincta, Attenuata polyvincta (Finlay, 1924 †) - (RISSOIDAE) (FOSSIL)
- polyzenia, Amphioctopus polyzenia (J.E. Gray, 1849) - (OCTOPODIDAE)
- polyzona, Camaena hainanensis polyzona O.F. von Möllendorff, 1884 - (CAMAENIDAE)
- polyzona, Omalogyra polyzona T.A. de M. Monterosato, 1878 - syn of: Omalogyra atomus polyzona Š. Brusina, 1872 - (OMALOGYRIDAE)
- polyzona, Omalogyra atomus polyzona Š. Brusina, 1872 - (OMALOGYRIDAE)
- polyzonalis, Ranella polyzonalis J.B.P.A. Lamarck, 1816 - syn of: Argobuccinum pustulosum (J. Lightfoot, 1786) - (RANELLIDAE)
- polyzonalis, Voluta polyzonalis J.B.P.A. Lamarck, 1811 - syn of: Voluta virescens J. Lightfoot, 1786 - (VOLUTIDAE)
- polyzonata, Chemnitzia polyzonata P.P. Carpenter, 1856 - (PYRAMIDELLIDAE)
- polyzonata, Sinotaia polyzonata (G.R. von Frauenfeld, 1862) - (VIVIPARIDAE)
- polyzonata, Angulyagra polyzonata (G.R. von Frauenfeld, 1862) - syn of: Sinotaia polyzonata (G.R. von Frauenfeld, 1862) - (VIVIPARIDAE)
- polyzonatum, Lagochilus polyzonatum O.F. von Möllendorff, 1882 - (CYCLOPHORIDAE)
- polyzonatum, Tropidophora polyzonatum (P.M.A. Morelet, 1885) - (POMATIIDAE)
- polyzonias, Conus polyzonias J.F. Gmelin, 1791 - syn of: Vituliconus planorbis (I. von Born, 1778) - (CONIDAE)
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