- hesdoensis, Euomphalus hesdoensis Sahni & Dutt, 1959 † - syn of: Keeneia hesdoensis (Sahni & Dutt, 1959 †) - (EUOMPHALIDAE) (FOSSIL)
- hesdoensis, Eurydesma hesdoensis Sahni & Dutt, 1959 † - syn of: Eurydesma manendragarhensis Sahni & Dutt, 1959 † - (EURYDESMATIDAE) (FOSSIL)
- hesdoensis, Keeneia hesdoensis (Sahni & Dutt, 1959 †) - (PLATYCERATIDAE) (FOSSIL)
- heshanensis, Naticopsis heshanensis Pan & Erwin, 2002 † - (DELPHINULOPSIDAE) (FOSSIL)
- heshanensis, Royalella heshanensis Pan & Erwin, 2002 † - (DONALDINIDAE) (FOSSIL)
- heshanensis, Patellilabia heshanensis (Pan, 1983 †) - (KNIGHTITIDAE) (FOSSIL)
- heshanensis, Extendilabrum heshanensis Pan, 1983 † - syn of: Patellilabia heshanensis (Pan, 1983 †) - (KNIGHTITIDAE) (FOSSIL)
- heshanensis, Microlampra heshanensis Pan & Erwin, 2002 † - (ORTHONEMIDAE) (FOSSIL)
- heshanensis, Trachyspira heshanensis Pan & Erwin, 2002 † - (TRACHYSPIRIDAE) (FOSSIL)
- heshangouensis, Shaanxiconcha heshangouensis H.X. Liu, 1980 † - (SHAANXICONCHIDAE) (FOSSIL)
- Heshanietta, Genus Heshanietta Nützel & al., 2002 † (ORTHONEMIDAE) (FOSSIL)
- heshuiense, Kailiceras heshuiense C. Chen, 1981 † - (CEPHALOPODA (UNASSIGNED)) (FOSSIL)
- hesione, Crockerella hesione (W.H. Dall, 1919) - (CLATHURELLIDAE)
- hesione, Trochonema hesione J. Perner, 1907 † - syn of: Berouniconcha hesione (J. Perner, 1907 †) - (TROCHONEMATIDAE) (FOSSIL)
- hesione, Berouniconcha hesione (J. Perner, 1907 †) - (ZYGOPLEURIDAE) (FOSSIL)
- hesitata, Umbilia hesitata (T. Iredale, 1916) - (CYPRAEIDAE)
- hesitata beddomei, Umbilia hesitata beddomei (F.A. Schilder, 1930) - (CYPRAEIDAE)
- hesitata howelli, Umbilia hesitata howelli T. Iredale, 1931 - (CYPRAEIDAE)
- hesitata nordica, Umbilia hesitata nordica L. Raybaudi Massilia, 1986 - syn of: Umbilia oriettae F.Jr. Lorenz & D. Massiglia, 2005 - (CYPRAEIDAE)
- Heslingtonia, Genus Heslingtonia Fleming, 1987 † (TRIGONIIDAE) (FOSSIL)
- hesnlowianum inappendiculatum, Pisidium hesnlowianum inappendiculatum A. Moquin-Tandon, 1855 - syn of: Pisidium supinum A. Schmidt, 1850 - (SPHAERIIDAE)
- hespelerense, Phragmoceras hespelerense Foerste, 1929 † - (PHRAGMOCERATIDAE) (FOSSIL)
- hespelerensis, Loxoplocus hespelerensis J.J.F. Whiteaves, 1884 † - syn of: Loxoplocus gothlandicus Ulrich & Scofield, 1897 † - (LOPHOSPIRIDAE) (FOSSIL)
- hespelerensis, Murchisonia hespelerensis Ulrich & Scofield, 1897 † - syn of: Loxoplocus gothlandicus Ulrich & Scofield, 1897 † - (MURCHISONIIDAE) (FOSSIL)
- hesper, Acanthohoplites hesper Stoyanow, 1949 † - (DESHAYESITIDAE) (FOSSIL)
- hespera, Platyzona hespera B.S. Kues & Batten, 2001 † - (GONIASMATIDAE) (FOSSIL)
- hespera, Turbonilla hespera P. Bartsch, 1927 - (PYRAMIDELLIDAE)
- Hesperancilla, Subgenus Ancilla (Hesperancilla) R.N. Kilburn, 1981 (ANCILLARIIDAE)
- Hesperaptyxis, Genus Hesperaptyxis Snyder & Vermeij, 2016 (FASCIOLARIIDAE)
- Hesperarion, Genus Hesperarion H.R. Simroth, 1891 (ARIOLIMACIDAE)
- Hespereolis, syn of: Genus Nossis L.S.R. Bergh, 1902 (FLABELLINIDAE)
- Hespererato, Genus Hespererato F.A. Schilder, 1932 (TRIVIIDAE)
- hesperia, Leptachatina oryza hesperia H.A. Pilsbry & C.M. Cooke, 1914 - (AMASTRIDAE)
- hesperia, Euhadra herklotsi hesperia H.A. Pilsbry, 1902 - (BRADYBAENIDAE)
- hesperia, Prisconatica hesperia R.L. Squires & Saul, 2004 † - (CAENOGASTROPODA (UNASSIGNED)) (FOSSIL)
- hesperia, Baluchicardia hesperia (Gardner, 1923 †) - (CARDITIDAE) (FOSSIL)
- hesperia, Mazatlania hesperia H.A. Pilsbry & H.N. Lowe, 1932 - syn of: Mazatlania fulgurata (R.A. Philippi, 1846) - (COLUMBELLIDAE)
- hesperia, Syntomodrillia hesperia P.J. Fallon, 2016 - (DRILLIIDAE)
- hesperia, Inodrillia hesperia P. Bartsch, 1943 - (HORAICLAVIDAE)
- hesperia, Mangelia hesperia H.A. Pilsbry & A.A. Olsson, 1941 † - (MANGELIIDAE) (FOSSIL)
- hesperia, Dentimargo hesperia (E.R. Sykes, 1905) - (MARGINELLIDAE)
- hesperia, Chondrothyra tosta hesperia C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- hesperia, Hysteroconcha hesperia S.S. Berry, 1960 - syn of: Lamelliconcha alternata (W.J. Broderip, 1835) - (VENERIDAE)
- hesperia, Pitar hesperia S.S. Berry, 1960 - syn of: Lamelliconcha alternata (W.J. Broderip, 1835) - (VENERIDAE)
- hesperianus, Mytilus hesperianus J.B.P.A. Lamarck, 1819 - syn of: Mytilus galloprovincialis J.B.P.A. Lamarck, 1819 - (MYTILIDAE)
- hesperica, Neptunea hesperica K. Fraussen & Y. Terryn, 2007 - (BUCCINIDAE)
- hesperica, Ekaterodonta hesperica Babin & Gutiérrez-Marco, 1991 † - (DIMYIDAE) (FOSSIL)
- hespericum, Craspedopoma hespericum P.M.A. Morelet & H. Drouët, 1857 - (CRASPEDOPOMATIDAE)
- hespericum, Rhytidopoma hespericum C. de la Torre & P. Bartsch, 1941 - (POMATIIDAE)
- hespericum, Cyclostoma hespericum P.M.A. Morelet & H. Drouët, 1857 - syn of: Craspedopoma hespericum P.M.A. Morelet & H. Drouët, 1857 - (POMATIIDAE)
- hespericus, Calagrassor hespericus K. Fraussen & P. Stahlschmidt, 2016 - (BUCCINIDAE)
- hesperidesi, Dorymenia hesperidesi Ó. García-Álvarez, V. Urgorri & L. Salvini-Plawén, 2000 - (PRONEOMENIIDAE)
- hesperidum, Trochoidea hesperidum (P.M.A. Morelet, 1880) - (HYGROMIIDAE)
- Hesperiella, Genus Hesperiella Holzapfel, 1889 † (PORCELLIIDAE) (FOSSIL)
- hesperina, Eclogavena coxeni hesperina (F.A. Schilder & R.H. Summers, 1963) - (CYPRAEIDAE)
- hesperis, Edaphoceras hesperis (K.E.I. von Eichwald, 1860 †) - (KONINCKIOCERATIDAE) (FOSSIL)
- hesperis, Nautilus hesperis K.E.I. von Eichwald, 1860 † - syn of: Edaphoceras hesperis (K.E.I. von Eichwald, 1860 †) - (NAUTILIDAE) (FOSSIL)
- Hesperisternia, Genus Hesperisternia J.A. Gardner, 1944 (BUCCINIDAE)
- hesperita, Arribazona hesperita B.S. Kues, 1990 † - (MURCHISONIIDAE) (FOSSIL)
- Hesperites, syn of: Genus Angulaticeras Fucini, 1903 † (SCHLOTHEIMIIDAE) (FOSSIL)
- Hesperiturris, Genus Hesperiturris Gardner , 1945 † (TURRIDAE) (FOSSIL)
- hesperium, Deroceras hesperium H.A. Pilsbry, 1944 - (AGRIOLIMACIDAE)
- hesperium, Cravenoceras hesperium Miller & Furnish, 1940 † - syn of: Stenoglaphyrites hesperius (Miller & Furnish, 1940 †) - (CRAVENOCERATIDAE) (FOSSIL)
- hesperium, Stearoceras hesperium Miller & Youngquist, 1949 † - (GRYPOCERATIDAE) (FOSSIL)
- hesperius, Stenoglaphyrites hesperius (Miller & Furnish, 1940 †) - (STENOGLAPHYRITIDAE) (FOSSIL)
- hesperius, Tomelasmus hesperius C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- hesperius barrerai, Tomelasmus hesperius barrerai C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- hesperius isabella, Tomelasmus hesperius isabella C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- Hesperoceras, Genus Hesperoceras Miller & Youngquist, 1947 † (MICHELINOCERATIDAE) (FOSSIL)
- Hesperocirrus, Genus Hesperocirrus Haas, 1953 † (CIRRIDAE) (FOSSIL)
- hesperum, Shasticrioceras hesperum F.M. Anderson, 1938 † - (MEGACRIOCERATIDAE) (FOSSIL)
- hesperus, Gyraulus hesperus T. Iredale, 1943 - (PLANORBIDAE)
- hesperus, Macoma hesperus W.H. Dall, 1908 - (TELLINIDAE)
- hesperus, Astraea hesperus N.H. Ludbrook, 1956 † - (TURBINIDAE) (FOSSIL)
- Hessea, Genus Hessea O. Böttger, 1911 (HELICIDAE)
- hessei, Achatina hessei C.R. Böttger, 1913 - (ACHATINIDAE)
- hessei, Arion hessei H.R. Simroth, 1893 - syn of: Arion intermedius N.A.J. Normand, 1852 - (ARIONIDAE)
- hessei, Assiminea hessei O. Böttger, 1887 - (ASSIMINEIDAE)
- hessei, Cerion hessei W.J. Clench & C.G. Aguayo, 1949 - (CERIONIDAE)
- hessei, Alinda biplicata hessei A.J. Wagner, 1914 - (CLAUSILIIDAE)
- hessei, Helix hessei M. von Kimakowicz, 1883 - (HELICIDAE)
- hessei, Belgrandiella hessei A.J. Wagner, 1928 - (HYDROBIIDAE)
- hessei, Tandonia hessei O. Böttger, 1882 - syn of: Tandonia sowerbyi (A.E.J. Férussac, 1823) - (MILACIDAE)
- hessei, Pseudoglessula hessei (O. Böttger, 1911) - (SUBULINIDAE)
- hesselinki, Rissoella hesselinki A.W. Janssen, 1983 † - (RISSOELLIDAE) (FOSSIL)
- Hessemilimax, Subgenus Vitrina (Hessemilimax) A.A. Schileyko, 1986 (VITRINIDAE)
- hessensis, Eothinites hessensis Miller & Furnish, 1940 † - (METALEGOCERATIDAE) (FOSSIL)
- hessensis, Omphalotrochus hessensis E.L. Yochelson, 1956 † - (OMPHALOTROCHIDAE) (FOSSIL)
- Hesseola, Subgenus Euomphalia (Hesseola) W.A. Lindholm, 1927 (HYGROMIIDAE)
- hessi, Scutalus hessi W.B. Marshall, 1932 - (BULIMULIDAE)
- hessi, Proclydonautilus hessi Smith, 1927 † - (CLYDONAUTILIDAE) (FOSSIL)
- hessi, Tropites hessi Smith, 1927 † - (TROPITIDAE) (FOSSIL)
- hesslerana, Acanthinula hesslerana Jooss, 1911 † - (VALLONIIDAE) (FOSSIL)
- hessleri, Manganesepta hessleri J.H. McLean & D.L. Geiger, 1998 - (FISSURELLIDAE)
- hessleri, Alviniconcha hessleri T.A. Okutani & S. Ohta, 1988 - (PROVANNIDAE)
- hessleri, Tindaria hessleri A. Sanders & J.A. Allen, 1977 - (TINDARIIDAE)
- Hessonia, Genus Hessonia Heidelberger, 2001 † (NERRHENIDAE) (FOSSIL)
- hesterae, Latirus hesterae J.C. Melvill, 1891 - (FASCIOLARIIDAE)
- hesteri, Prolecanites hesteri Moore, 1952 † - (PROLECANITIDAE) (FOSSIL)
- hesterna, Sonorella rinconensis hesterna H.A. Pilsbry & J.H. Ferriss, 1919 - (HELMINTHOGLYPTIDAE)
- hesterna, Mesoginella hesterna (J.A. Bartrum & Powell, 1928 †) - (MARGINELLIDAE) (FOSSIL)
- hesterna, Aartsenia hesterna (Wood, 1879 †) - (PYRAMIDELLIDAE) (FOSSIL)
- hesterna, Tellina hesterna (Powell & J.A. Bartrum, 1928 †) - (TELLINIDAE) (FOSSIL)
- hesternia, Strophiops hesternia C.J. Maynard & W.F. Clapp, 1915 - (CERIONIDAE)
- hestia, Sitala hestia (W.L.H. Dohrn, 1882) - (ARIOPHANTIDAE)
- hestica, Colotrachelus hestica B.A. Marshall, 1986 - (PSEUDOCOCCULINIDAE)
- hetaera, Euxina hetaera (L. Pfeiffer, 1848) - (CLAUSILIIDAE)
- Hetaera, syn of: Genus Euxina O. Böttger, 1877 (CLAUSILIIDAE)
- hetaerus, Perisphinctes hetaerus (Herbich, 1878 †) - (PERISPHINCTIDAE) (FOSSIL)
- Heterabralia, Subgenus Abralia (Heterabralia) Tsuchiya & Okutani, 1988 (ENOPLOTEUTHIDAE)
- Heteramastra, Subgenus Amastra (Heteramastra) H.A. Pilsbry, 1911 (AMASTRIDAE)
- Heteranomia, Genus Heteranomia R. Winckworth, 1922 (ANOMIIDAE)
- heterapex, Caecum heterapex T. Habe, 1963 - syn of: Caecum clarum É. Lamy, 1910 - (CAECIDAE)
- Heteraplocamus, syn of: Genus Kaloplocamus L.S.R. Bergh, 1892 (POLYCERIDAE)
- Hetereuclia, syn of: Subgenus Cancellaria (Euclia) H. Adams & A. Adams, 1854 (CANCELLARIIDAE)
- Heteroaclisina, Genus Heteroaclisina K. Bandel, 2002 † (DONALDINIDAE) (FOSSIL)
- HETEROBRANCHIA (UNASSIGNED) - Family (GASTROPODA-HETEROBRANCHIA [Subclass]) (FOSSIL)
- heterocanaliculus, Bellerophon heterocanaliculus Pan & Yu, 1993 † - (BELLEROPHONTIDAE) (FOSSIL)
- Heterocardia, Genus Heterocardia G.P. Deshayes, 1855 (MACTRIDAE)
- heterocarinata, Baylea heterocarinata Pan, 1985 † - (GOSSELETINIDAE) (FOSSIL)
- Heteroceras, Genus Heteroceras D'Orbigny , 1849 † (HETEROCERATIDAE) (FOSSIL)
- HETEROCERATIDAE Spath, 1922 † - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]) (FOSSIL)
- Heterocerithiopsis, Subgenus Cerithiopsis (Heterocerithiopsis) Olsson, 1916 † (CERITHIOPSIDAE) (FOSSIL)
- heterochaetus, Acanthochitona heterochaetus J.R.M. Bergenhayn, 1931 - syn of: Acanthochitona fascicularis (C. Linnaeus, 1758) - (ACANTHOCHITONIDAE)
- heterocheilus, Carswellena heterocheilus (H.A. Pilsbry, 1889) - (TURBINIDAE)
- Heterochiton, Genus Heterochiton Fucini, 1912 † (ISCHNOCHITONIDAE) (FOSSIL)
- heterochroa, Albinaria grisea heterochroa (C.A. Westerlund, 1894) - (CLAUSILIIDAE)
- heterochroa, Pleuropoma heterochroa (A.J. Wagner, 1905) - (HELICINIDAE)
- heterochromum, Caecum heterochromum B.K. Raines & M. Pizzini, 2005 - (CAECIDAE)
- heterocincta, Odostomia heterocincta P. Bartsch, 1912 - (PYRAMIDELLIDAE)
- Heterocithara, Genus Heterocithara C. Hedley, 1922 (MANGELIIDAE)
- Heteroclidus, Subgenus Pandora (Heteroclidus) W.H. Dall, 1903 (PANDORIDAE)
- heteroclita, Acteon heteroclita G. Montagu, 1808 - syn of: Blauneria heteroclita (G. Montagu, 1808) - (ACTEONIDAE)
- heteroclita, Pleuromeris heteroclita (J.B.P.A. Lamarck, 1805 †) - (CARDITIDAE) (FOSSIL)
- heteroclita, Blauneria heteroclita (G. Montagu, 1808) - (ELLOBIIDAE)
- heteroclita, Mitra salomacensis heteroclita M.A. Peyrot, 1930 † - (MITRIDAE) (FOSSIL)
- heteroclita, Liostrea heteroclita (J.L.M. Defrance in G.P. Deshayes, 1832 †) - (OSTREIDAE) (FOSSIL)
- heteroclita, Voluta heteroclita G. Montagu, 1808 - syn of: Blauneria heteroclita (G. Montagu, 1808) - (VOLUTIDAE)
- heteroclites, Cerithium heteroclites J.B.P.A. Lamarck, 1822 - (CERITHIIDAE)
- heteroclites, Helix heteroclites J.B.P.A. Lamarck, 1822 - syn of: Pleurodonte lucerna (O.F. Müller, 1774) - (HELICIDAE)
- heteroclitus, Turbo heteroclitus L.C. Kiener, 1847 - syn of: Lunella torquata whitleyi T. Iredale, 1949 - (TURBINIDAE)
- heteroclytes, Batillaria heteroclytes V.L.V. Potiez & A. Michaud, 1838 - syn of: Lampanella minima (J.F. Gmelin, 1791) - (BATILLARIIDAE)
- heteroclytes, Cerithium heteroclytes V.L.V. Potiez & A. Michaud, 1838 - syn of: Lampanella minima (J.F. Gmelin, 1791) - (CERITHIIDAE)
- heteroclytum, Gonatocyrtoceras heteroclytum (Barrande, 1866 †) - (ACLEISTOCERATIDAE) (FOSSIL)
- heteroclytum, Cyrtoceras heteroclytum Barrande, 1866 † - syn of: Gonatocyrtoceras heteroclytum (Barrande, 1866 †) - (ONCOCERIDA (unassigned)) (FOSSIL)
- Heterocoptis, Genus Heterocoptis M.L. Jaume & C. de la Torre, 1972 (UROCOPTIDAE)
- heterocostata, Criosarasinella heterocostata Mandov, 1976 † - syn of: Crioceratites heterocostatus Mandov, 1976 † - (NEOCOMITIDAE) (FOSSIL)
- heterocostatus, Crioceratites heterocostatus Mandov, 1976 † - (CRIOCERATITIDAE) (FOSSIL)
- heterocotylum, Pneumoderma violaceum heterocotylum (J.J. Tesch, 1903) - (PNEUMODERMATIDAE)
- Heteroctenus, Genus Heteroctenus Lyashenko, 1955 † (nomen nudum) (TENTACULITA (UNASSIGNED)) (FOSSIL)
- heterocurvatum, Beloitoceras heterocurvatum E. Strand, 1934 † - syn of: Richardsonoceras sinuososeptatum (F.A. Roemer, 1861 †) - (ONCOCERATIDAE) (FOSSIL)
- heterocyathi, Jousseaumia heterocyathi A.G. Bourne, 1906 - (MONTACUTIDAE)
- heterocycla, Angulasina heterocycla (Eudes-Deslongchamps, 1866 †) - (PSEUDOMELANIIDAE) (FOSSIL)
- heterocycla, Chemnitzia heterocycla Eudes-Deslongchamps, 1866 † - syn of: Angulasina heterocycla (Eudes-Deslongchamps, 1866 †) - (PYRAMIDELLIDAE) (FOSSIL)
- Heterocyclus, Genus Heterocyclus J.C.H. Crosse, 1872 (HYDROBIIDAE)
- Heterodens, syn of: Genus Pterotrachea P. Forsskål, 1775 (PTEROTRACHEIDAE)
- Heterodiceras, Genus Heterodiceras Munier-Chalmas, 1870 † (EPIDICERATIDAE) (FOSSIL)
- Heterodiscohelix, Genus Heterodiscohelix Bandel, 2010 † (HETEROBRANCHIA (UNASSIGNED)) (FOSSIL)
- Heterodiscus, syn of: Genus Syrioplanorbis F.C. Baker, 1945 (PLANORBIDAE)
- heterodon, Cerion heterodon H.A. Pilsbry, 1902 - (CERIONIDAE)
- heterodon, Chiton heterodon (H.A. Pilsbry, 1893) - (CHITONIDAE)
- heterodon, Rhyssoplax heterodon (H.A. Pilsbry, 1893) - syn of: Chiton heterodon (H.A. Pilsbry, 1893) - (CHITONIDAE)
- heterodon, Chondrina spelta heterodon H. Nordsieck, 1970 - (CHONDRINIDAE)
- heterodon, Leiostyla sphinctostoma heterodon H.A. Pilsbry, 1923 - (LAURIIDAE)
- heterodon, Atactodea heterodon (L.A. Reeve, 1854) - (MESODESMATIDAE)
- heterodon, Sphaerium heterodon H.A. Pilsbry, 1895 - syn of: Musculium lacustre (O.F. Müller, 1774) - (SPHAERIIDAE)
- heterodon, Alasmidonta heterodon (I. Lea, 1830) - (UNIONIDAE)
- heterodon savignyi, Callistochiton heterodon savignyi H.A. Pilsbry, 1893 - syn of: Chiton affinis A. Issel, 1869 - (CALLISTOPLACIDAE)
- Heterodonax, Genus Heterodonax O.A.L. Mörch, 1853 (PSAMMOBIIDAE)
- heterodonta, Cucullaria heterodonta (G.P. Deshayes, 1858 †) - (PARALLELODONTIDAE) (FOSSIL)
- heterodonta, Ashmunella levettei heterodonta H.A. Pilsbry, 1905 - (POLYGYRIDAE)
- Heterodoris, Genus Heterodoris A.E. Verrill & J.H. Emerton, 1882 (ARMINIDAE)
- heteroea, Linisia hindsi heteroea H.A. Pilsbry, 1956 - (POLYGYRIDAE)
- Heteroeuclia, syn of: Subgenus Cancellaria (Euclia) H. Adams & A. Adams, 1854 (CANCELLARIIDAE)
- Heterofusus, syn of: Genus Limacina L.A.G. d'A. Bosc, 1817 (LIMACINIDAE)
- Heterogen, Subgenus Viviparus (Heterogen) T.N. Annandale, 1921 (VIVIPARIDAE)
- heterogena, Corbula heterogena R.J.L. Guppy, 1898 † - syn of: Varicorbula limatula (T.A. Conrad, 1846 †) - (CORBULIDAE) (FOSSIL)
- heterogenes, Androgynoceras heterogenes A.T. Young & Bird, 1822 † - (LIPAROCERATIDAE) (FOSSIL)
- heterogeneum, Tropidoceras heterogeneum Meister & al., 2011 † - (POLYMORPHITIDAE) (FOSSIL)
- heterogeneus, Mesembrinus heterogeneus L. Pfeiffer, 1866 - (BULIMULIDAE)
- heteroglandulata, Alexandromenia heteroglandulata L. Salvini-Plawén & E. Schwabe, 2012 - (AMPHIMENIIDAE)
- heteroglypta, Satsuma japonica heteroglypta H.A. Pilsbry, 1900 - (CAMAENIDAE)
- heteroglypta, Crassatella heteroglypta H.A. Pilsbry, 1895 - syn of: Nipponocrassatella japonica (R.W. Dunker, 1882) - (CRASSATELLIDAE)
- heteroglypta, Nipponocrassatella heteroglypta H.A. Pilsbry, 1895 - syn of: Nipponocrassatella japonica (R.W. Dunker, 1882) - (CRASSATELLIDAE)
- Heteroglypta, Genus Heteroglypta E.C. Von Martens in K.A. Möbius, 1880 (PSAMMOBIIDAE)
- heterogramma, Xanthodaphne heterogramma (N.H. Odhner, 1960) - (RAPHITOMIDAE)
- heterogramma, Rhinus heterogramma (S. Moricand, 1836) - (SIMPULOPSIDAE)
- heterogyrata, Schobertinella heterogyrata A. Nützel & J. Gründel, 2015 † - (OMALOGYRIDAE) (FOSSIL)
- Heterogyrella, Genus Heterogyrella Wenz, 1938 † (CERITHIIDAE) (FOSSIL)
- heterogyrus, Neopetraeus heterogyrus (R.A. Philippi, 1869) - (BULIMULIDAE)
- Heteroherpia, Genus Heteroherpia L. Salvini-Plawén, 1978 (HETEROHERPIIDAE)
- HETEROHERPIIDAE Salvini-Plawen, 1978 - Family (SOLENOGASTRES-SOLENOGASTRES [Subclass]-STERROFUSTIA [Order])
- heterolira, Zebinella heterolira (C.R. Laws, 1941 †) - (RISSOINIDAE) (FOSSIL)
- heterolobatum, Nicimitoceras heterolobatum (Vohringer, 1960 †) - (GATTENDORFIIDAE) (FOSSIL)
- heterolobatum, Streeliceras heterolobatum Vohringer, 1960 † - syn of: Nicimitoceras heterolobatum (Vohringer, 1960 †) - (GATTENDORFIIDAE) (FOSSIL)
- heterolobatum, Imitoceras heterolobatum Vohringer, 1960 † - syn of: Nicimitoceras heterolobatum (Vohringer, 1960 †) - (PRIONOCERATIDAE) (FOSSIL)
- heterolobatum, Sporadoceras heterolobatum C.N. Lange, 1929 † - (SPORADOCERATIDAE) (FOSSIL)
- Heterololigo, Genus Heterololigo Natsukari, 1984 (LOLIGINIDAE)
- heterolopha, Turbonilla heterolopha W.H. Dall & P. Bartsch, 1909 - (PYRAMIDELLIDAE)
- Heteroloxonema, Genus Heteroloxonema Frýda, 2000 † (HETEROBRANCHIA (UNASSIGNED)) (FOSSIL)
- Heteromacoma, Genus Heteromacoma T. Habe, 1952 (TELLINIDAE)
- Heteromactra, syn of: Genus Cyamiomactra F. Bernard, 1897 (CYAMIIDAE)
- Heteromactra, Subgenus Mactra (Heteromactra) Lamy, 1906 † (MACTRIDAE) (FOSSIL)
- heteromorpha, Aetheria heteromorpha H.R. Simroth, 1894 - syn of: Etheria elliptica J.B.P.A. Lamarck, 1807 - (ETHERIIDAE)
- heteromorpha, Petasina leucozona heteromorpha (C.A. Westerlund, 1876) - (HYGROMIIDAE)
- heteromorpha, Patelloida heteromorpha (W.R.B. Oliver, 1926) - (LOTTIIDAE)
- heteromorpha, Canaliscala heteromorpha (G.P. Deshayes, 1861 †) - (POTAMIDIDAE) (FOSSIL)
- heteromorphum, Buccinulum heteromorphum A.W.B. Powell, 1929 - syn of: Buccinulum vittatum heteromorphum A.W.B. Powell, 1929 - (BUCCINIDAE)
- heteromorphum, Buccinulum vittatum heteromorphum A.W.B. Powell, 1929 - (BUCCINIDAE)
- heteromorphum, Parametacoceras heteromorphum Shimanskiy, 1967 † - (GZHELOCERATIDAE) (FOSSIL)
- heteromorphum, Loxonema heteromorphum C. Gemmellaro, 1889 † - (LOXONEMATIDAE) (FOSSIL)
- heteromorphum bucknilli, Buccinulum heteromorphum bucknilli A.W.B. Powell, 1929 - syn of: Buccinulum vittatum (J.R.C. Quoy & J.P. Gaimard, 1833) - (BUCCINIDAE)
- heteromphala, Tortigulella heteromphala H.A. Pilsbry, 1919 - (STREPTAXIDAE)
- heteromphalus, Chloritis heteromphalus H.A. Pilsbry, 1906 - (CAMAENIDAE)
- Heteromya, syn of: Genus Panopea M. Ménard De La Groye, 1807 (HIATELLIDAE)
- Heteronerita, Genus Heteronerita Gründel, 1998 † (HETERONERITIDAE) (FOSSIL)
- HETERONERITIDAE Gründel, 1998 † - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-PYRAMIDELLOIDEA [Superfamily]) (FOSSIL)
- Heteroninella, Genus Heteroninella Magne, 1941 † (TURBINIDAE) (FOSSIL)
- Heteronodosus, Genus Heteronodosus Pan & Zhang, 1983 † (EUOMPHALIDAE) (FOSSIL)
- Heteropecten, Genus Heteropecten Kegel & Da Costa, 1951 † (HETEROPECTINIDAE) (FOSSIL)
- HETEROPECTINIDAE Beurlen, 1954 † - Family (BIVALVIA-PTERIOMORPHIA [Subclass]-PECTINIDA [Order]-HETEROPECTINOIDEA [Superfamily]) (FOSSIL)
- Heteropholas, Genus Heteropholas Fischer, 1887 † (MYIDA (UNASSIGNED)) (FOSSIL)
- heterophylloides, Calliphylloceras disputabile heterophylloides (Oppel, 1856 †) - (PHYLLOCERATIDAE) (FOSSIL)
- heterophyllum, Phylloceras heterophyllum (Sowerby, 1820 †) - (PHYLLOCERATIDAE) (FOSSIL)
- heterophyllus, Nautilus heterophyllus J. Von Hauer, 1849 † - syn of: Juvavionautilus heterophyllus (J. Von Hauer, 1849 †) - (NAUTILIDAE) (FOSSIL)
- heterophyllus, Juvavionautilus heterophyllus (J. Von Hauer, 1849 †) - (SYRINGONAUTILIDAE) (FOSSIL)
- Heteropis, Genus Heteropis Böhm, 1893 † (CARDIIDA (UNASSIGNED)) (FOSSIL)
- heteropleuon, Opisthostoma heteropleuon J.J. Vermeulen, 1994 - (DIPLOMMATINIDAE)
- heteropleura, Phymatopleura heteropleura Elias, 1958 † - (PHYMATOPLEURIDAE) (FOSSIL)
- heteropleurum, Platylenticeras heteropleurum (M. von Neumayr & Uhlig, 1881 †) - (PLATYLENTICERATIDAE) (FOSSIL)
- heteropleurus, Planorbis heteropleurus H.A. Pilsbry & Vannata, 1896 - syn of: Biomphalaria andecola (A.V.M.D. D'Orbigny, 1835) - (PLANORBIDAE)
- heteropleurus, Taphius montanus heteropleurus H.A. Pilsbry & E.G. Vanatta - (PLANORBIDAE)
- heteroplicata, Biplica heteroplicata W.P. Popenoe, 1957 † - (RINGICULIDAE) (FOSSIL)
- Heteroplocamus, Genus Heteroplocamus W.R.B. Oliver, 1915 (POLYCERIDAE)
- Heteropoma, Genus Heteropoma O.F. von Möllendorff, 1894 (ASSIMINEIDAE)
- heteropoma, Bostrycapulus heteropoma R. Collin & E. Rolán, 2010 - (CALYPTRAEIDAE)
- heteropsammiae, Jousseaumia heteropsammiae A.G. Bourne, 1906 - (MONTACUTIDAE)
- heteropsis, Histioteuthis heteropsis (S.S. Berry, 1913) - (HISTIOTEUTHIDAE)
- heteroptera, Pteria heteroptera (J.B.P.A. Lamarck, 1819) - (PTERIIDAE)
- Heteroptycha, syn of: Genus Montenegrina O. Böttger, 1877 (CLAUSILIIDAE)
- Heteroptychia, syn of: Genus Montenegrina O. Böttger, 1877 (CLAUSILIIDAE)
- heteroptychus, Hoplites heteroptychus Pavlow, 1892 † - syn of: Neohoploceras arnoldi (Pictet & Campiche, 1860 †) - (HOPLITIDAE) (FOSSIL)
- Heteroptygmatis, Genus Heteroptygmatis Shikama & Yui, 1973 † (OPISTHOBRANCHIA (UNASSIGNED)) (FOSSIL)
- heteroptyx, Mundophaedusa heteroptyx (H.A. Pilsbry, 1902) - (CLAUSILIIDAE)
- heteroptyx, Cretica sublamellosa heteroptyx (O. Böttger, 1883) - (CLAUSILIIDAE)
- Heteropurpura, syn of: Genus Ocenebra J.E. Gray, 1847 (MURICIDAE)
- heteropus, Octopus heteropus C.S. Rafinesque, 1814 - syn of: Octopus vulgaris G.L.C.F.D. Cuvier, 1797 - (OCTOPODIDAE)
- Heterorissoa, syn of: Subgenus Rissoella (Jeffreysiella) K.H.J. Thiele, 1912 (RISSOELLIDAE)
- heteroschides, Polyschides heteroschides H. Niino & T. Habe, 1964 - (GADILIDAE)
- Heteroschisma, syn of: Genus Heteroschismoides N.H. Ludbrook, 1960 (ENTALINIDAE)
- Heteroschismoides, Genus Heteroschismoides N.H. Ludbrook, 1960 (ENTALINIDAE)
- Heteroschizodus, Genus Heteroschizodus Newell & Boyd, 1975 † (SCHIZODIDAE) (FOSSIL)
- heterosculpta, Mayesella heterosculpta (Stanton, 1901) † - (IOTRIGONIIDAE) (FOSSIL)
- heterosculpta, Gongylostoma heterosculpta (C. de la Torre, 1932) - (UROCOPTIDAE)
- Heterosepiola, syn of: Genus Sepiola W.E. Leach, 1817 (SEPIOLIDAE)
- heterosiphon, Xylophaga heterosiphon J.R. Voight, 2007 - (XYLOPHAGAIDAE)
- Heterosiphonaria, Subgenus Siphonaria (Heterosiphonaria) B. Hubendick, 1945 (SIPHONARIIDAE)
- heterospira, Conus heterospira R. Tate, 1890 † - (CONIDAE) (FOSSIL)
- Heterospira, Genus Heterospira Haas, 1953 † (EULIMIDAE) (FOSSIL)
- heterospira, Borestus heterospira (C. Gemmellaro, 1889 †) - (PHYMATOPLEURIDAE) (FOSSIL)
- heterospira, Pleurotomaria heterospira C. Gemmellaro, 1889 † - syn of: Borestus heterospira (C. Gemmellaro, 1889 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- heterospiralis, Littorina heterospiralis A.W. Grabau & S.G. King, 1928 - syn of: Littorina brevicula (R.A. Philippi, 1844) - (LITTORINIDAE)
- Heterostoma, Genus Heterostoma J.D.W. Hartmann, 1844 (HYGROMIIDAE)
- Heterostrea, Genus Heterostrea Jaworski, 1913 † (PTERIIDA (UNASSIGNED)) (FOSSIL)
- heterostropha, Clausilia heterostropha A. Risso, 1826 - syn of: Papillifera solida (J.P.R. Draparnaud, 1805) - (CLAUSILIIDAE)
- heterostropha, Jaminia heterostropha A. Risso, 1826 - syn of: Jaminia quadridens (O.F. Müller, 1774) - (ENIDAE)
- heterostropha, Schileykula heterostropha (O. Böttger, 1905) - (ORCULIDAE)
- heterostropha, Physella heterostropha (T. Say, 1817) - (PHYSIDAE)
- heterostropha, Vertigo heterostropha W. Turton, 1831 - syn of: Vertigo pusilla O.F. Müller, 1774 - (VERTIGINIDAE)
- HETEROSTROPHA (UNASSIGNED) - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-HETEROSTROPHA [Infraclass]) (FOSSIL)
- heterostropha commagenensis, Schileykula heterostropha commagenensis (E. Neubert, 1988) - (ORCULIDAE)
- heterostropha halei, Physella heterostropha halei I. Lea, 1864 - syn of: Haitia mexicana (R.A. Philippi, 1841) - (PHYSIDAE)
- heterostropha pomila, Physella heterostropha pomila (T.A. Conrad, 1834) - (PHYSIDAE)
- Heterosubulites, Genus Heterosubulites Bandel, 2002 † (HETEROSUBULITIDAE) (FOSSIL)
- HETEROSUBULITIDAE Bandel, 2002 † - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-GLACIDORBOIDEA [Superfamily]) (FOSSIL)
- heterosus, Fletcheripecten heterosus C.O. Waterhouse, 1982 † - (HETEROPECTINIDAE) (FOSSIL)
- heterotecta, Amboherpia heterotecta C. Handl & L. Salvini-Plawén, 2002 - (ACANTHOMENIIDAE)
- Heteroterma, Genus Heteroterma Gabb, 1868 † (PERISSITYIDAE) (FOSSIL)
- Heteroteuthis, Genus Heteroteuthis J.E. Gray, 1849 (SEPIOLIDAE)
- Heterotissotia, Genus Heterotissotia Peron, 1897 † (TISSOTIIDAE) (FOSSIL)
- Heterotrema, syn of: Genus Heteroterma Gabb, 1868 † (PERISSITYIDAE) (FOSSIL)
- heterotrichus, Rhinus heterotrichus (S. Moricand, 1836) - (SIMPULOPSIDAE)
- heterotrichus subtenuis, Rhinus heterotrichus subtenuis H.A. Pilsbry, 1897 - (SIMPULOPSIDAE)
- Heterotrigonia, Genus Heterotrigonia Cox, 1952 † (MEGATRIGONIIDAE) (FOSSIL)
- heterotropha, Physa heterotropha T. Say, 1817 - syn of: Physella heterostropha (T. Say, 1817) - (PHYSIDAE)
- Heteroturris, Genus Heteroturris A. Powell, 1964 (BORSONIIDAE)
- Heterovaginina, Genus Heterovaginina O. Kraus, 1953 (VERONICELLIDAE)
- Heterovaginula, Genus Heterovaginula C.F.F. von Krauss, 1953 (VERONICELLIDAE)
- Heterozaptyx, Genus Heterozaptyx H.A. Pilsbry, 1906 (CLAUSILIIDAE)
- Heterozona, Subgenus Ischnochiton (Heterozona) P.P. Carpenter in W.H. Dall, 1879 (ISCHNOCHITONIDAE)
- heterozona, Volvarina heterozona F.P. Jousseaume, 1875 - (MARGINELLIDAE)
- heterura, Deroceras heterura H.A. Pilsbry, 1944 - (AGRIOLIMACIDAE)
- hethitica, Armenica laevicollis hethitica H. Nordsieck, 1975 - (CLAUSILIIDAE)
- hetonaiana, Apiotrigonia hetonaiana Tashiro, 1978 † - (MEGATRIGONIIDAE) (FOSSIL)
- hetonaiense, Neophylloceras hetonaiense E. Matsumoto, 1942 † - (NEOPHYLLOCERATIDAE) (FOSSIL)
- hetonaiense, Nostoceras hetonaiense E. Matsumoto, 1977 † - (NOSTOCERATIDAE) (FOSSIL)
- hetonaiensis, Damesites hetonaiensis E. Matsumoto, 1942 † - (DESMOCERATIDAE) (FOSSIL)
- hetonaiensis, Cymbophora hetonaiensis T. Nagao & Otatume, 1938 † - (MACTRIDAE) (FOSSIL)
- hetra, Boucardicus hetra K.C. Emberton, 2010 - (CYCLOPHORIDAE)
- hetta, Elysia hetta A. Perrone, 1990 - (PLAKOBRANCHIDAE)
- hettangiensis, Hennocquia hettangiensis (Terquem, 1855 †) - (ACMAEIDAE) (FOSSIL)
- hettangiensis, Scurriopsis hettangiensis Terquem, 1855 † - syn of: Hennocquia hettangiensis (Terquem, 1855 †) - (ACMAEIDAE) (FOSSIL)
- hettangiensis, Cucullaea hettangiensis Terquem, 1855 † - syn of: Parallelodon hettangiensis (Terquem, 1855 †) - (CUCULLAEIDAE) (FOSSIL)
- hettangiensis, Pseudolimea hettangiensis (Terquem, 1855 †) - (LIMIDAE) (FOSSIL)
- hettangiensis, Neridomus hettangiensis Morris & J. Lycett 1915 † - (NERIDOMIDAE) (FOSSIL)
- hettangiensis, Neritina hettangiensis Terquem, 1855 † - syn of: Neridomus liasina (R.W. Dunker, 1844 †) - (NERITIDAE) (FOSSIL)
- hettangiensis, Parallelodon hettangiensis (Terquem, 1855 †) - (PARALLELODONTIDAE) (FOSSIL)
- hettangiensis, Patella hettangiensis Terquem, 1855 † - syn of: Hennocquia hettangiensis (Terquem, 1855 †) - (PATELLIDAE) (FOSSIL)
- hettangiensis, Pleurotomaria hettangiensis Terquem, 1855 † - (PLEUROTOMARIIDAE) (FOSSIL)
- hettematica, Gibbula hettematica É.A.A. Locard, 1897 - (TROCHIDAE)
- hettneri, Cancellaria hettneri Anderson, 1929 † - syn of: Euclia codazzii F.M. Anderson, 1929 † - (CANCELLARIIDAE) (FOSSIL)
- hettneri, Pachydon hettneri Anderson, 1928 † - (CORBULIDAE) (FOSSIL)
- heudeana, Hemizaptyx heudeana (O.F. von Möllendorff, 1882) - (CLAUSILIIDAE)
- heudeana, Pupilla heudeana O.F. von Möllendorff, 1884 - syn of: Gibbulinopsis cryptodon (P.M. Heude, 1880) - (PUPILLIDAE)
- Heudeana, Genus Heudeana Frierson, 1922 (UNIONIDAE)
- heudeana grandis, Pupilla heudeana grandis O.F. von Möllendorff, 1901 - syn of: Gibbulinopsis cryptodon (P.M. Heude, 1880) - (PUPILLIDAE)
- heudeanum, Spirostoma heudeanum H.A. Pilsbry, 1934 - (CYCLOPHORIDAE)
- heudei, Georissopsis heudei H.A. Pilsbry & Y. Hirase, 1908 - (HYDROCENIDAE)
- heudei, Gyraulus heudei (S. Clessin, 1886) - (PLANORBIDAE)
- heudei, Tricula heudei Z. Kang, 1986 - (POMATIOPSIDAE)
- heudei, Haploptychius heudei (P.B. Schmacker & O. Böttger, 1891) - (STREPTAXIDAE)
- heudei, Lamellaxis heudei H.A. Pilsbry, 1906 - (SUBULINIDAE)
- heudei, Cuneopsis heudei (P.M. Heude, 1874) - (UNIONIDAE)
- heudei, Anodonta heudei M. von Neumayr, 1899 - syn of: Anemina arcaeformis (P.M. Heude, 1877) - (UNIONIDAE)
- heudei guangdungensis, Sinotaia heudei guangdungensis (W. Kobelt, 1906) - syn of: Sinotaia guangdungensis (W. Kobelt, 1906) - (VIVIPARIDAE)
- Heudeia, Genus Heudeia J.C.H. Crosse, 1885 (HELICINIDAE)
- Heudiella, syn of: Genus Macrophaedusa O.F. von Möllendorff, 1883 (CLAUSILIIDAE)
- heuglini, Corbicula heuglini S. Clessin, 1897 - syn of: Corbicula consobrina (F. Cailliaud, 1827) - (CYRENIDAE)
- heuglini, Trophon heuglini O.A.L. Mörch, 1876 - syn of: Scabrotrophon fabricii (H.P.C. Møller, 1842) - (MURICIDAE)
- heugteni, Calliostoma heugteni C. Vilvens & F. Swinnen, 2003 - (CALLIOSTOMATIDAE)
- heukelomiana, Parajuga heukelomiana (L.A. Reeve, 1859) - (SEMISULCOSPIRIDAE)
- heukelomiana, Melania heukelomiana L.A. Reeve, 1859 - syn of: Parajuga heukelomiana (L.A. Reeve, 1859) - (THIARIDAE)
- Heurekoceras, Genus Heurekoceras Ruzhentsev & Shimanskiy, 1954 † (GZHELOCERATIDAE) (FOSSIL)
- heurni, Solarium heurni F.M. Bayer, 1940 - syn of: Architectonica perspectiva (C. Linnaeus, 1767) - (ARCHITECTONICIDAE)
- heurteli, Cryptoplax heurteli A. de Rochebrune, 1882 - syn of: Cryptoplax larvaeformis (E.J. Burrow, 1815) - (CRYPTOPLACIDAE)
- heussi, Belgrandia heussi C.R. Böttger, 1963 - (HYDROBIIDAE)
- heussi alcoaensis, Belgrandia heussi alcoaensis C.R. Böttger, 1963 - syn of: Belgrandia alcoaensis C.R. Böttger, 1963 - (HYDROBIIDAE)
- heva, Trigonia heva Dollfuss, 1863 † - (TRIGONIIDAE) (FOSSIL)
- hevassii, Conus hevassii A. Adams, 1855 - syn of: Rolaniconus varius (C. Linnaeus, 1758) - (CONIDAE)
- hevesensis, Phos hevesensis Baldi, 1966 † - (NASSARIIDAE) (FOSSIL)
- hewa, Simulamerelina hewa (E.A. Kay, 1979) - (RISSOIDAE)
- hewa, Merelina hewa E.A. Kay, 1979 - syn of: Simulamerelina hewa (E.A. Kay, 1979) - (RISSOIDAE)
- hewa, Manzonia hewa E.A. Kay, 1979 - syn of: Simulamerelina hewa (E.A. Kay, 1979) - (RISSOIDAE)
- hewardbelli, Pelecyora hewardbelli R.B. Newton, 1922 † - (VENERIDAE) (FOSSIL)
- hewittae, Clavus hewittae F.E. Wells, 1991 - (DRILLIIDAE)
- hewittae, Eatoniella hewittae W.F. Ponder & E.K. Yoo, 1978 - (EATONIELLIDAE)
- hewitti, Euspirocrommium hewitti G.D. Hanna & L.G. Hertlein, 1949 † - (AMPULLINIDAE) (FOSSIL)
- hewitti, Ischnochiton hewitti E.A. Ashby, 1931 - syn of: Ischnochiton bergoti (C. Vélain, 1877) - (ISCHNOCHITONIDAE)
- hewitti, Mitromorpha hewitti (J.R. le B. Tomlin, 1921) - (MITROMORPHIDAE)
- hewittorum, Elsothera hewittorum J. Stanisic, 1996 - (CHAROPIDAE)
- HEXABRANCHIDAE Bergh, 1891 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-POLYCEROIDEA [Superfamily])
- Hexabranchus, Genus Hexabranchus C.G. Ehrenberg, 1831 (HEXABRANCHIDAE)
- hexacarinata, Gonioviriatellina hexacarinata Ruan & Mu, 1984 † - (GONIONOWAKIIDAE) (FOSSIL)
- Hexachorda, syn of: Genus Dermomurex T.A. de M. Monterosato, 1890 (MURICIDAE)
- Hexaclymenia, Genus Hexaclymenia Schindewolf , 1923 † (CYRTOCLYMENIIDAE) (FOSSIL)
- Hexacorbula, Genus Hexacorbula A.A. Olsson, 1932 (CORBULIDAE)
- hexactes, Notochlamys hexactes (F. Péron in J.B.P.A. Lamarck, 1819) - (PECTINIDAE)
- hexactes, Pecten hexactes F. Péron in J.B.P.A. Lamarck, 1819 - syn of: Notochlamys hexactes (F. Péron in J.B.P.A. Lamarck, 1819) - (PECTINIDAE)
- hexactus, Chlamys hexactus J.B.P.A. Lamarck, 1819 - syn of: Notochlamys hexactes (F. Péron in J.B.P.A. Lamarck, 1819) - (PECTINIDAE)
- hexacyma, Hexacorbula hexacyma (J. Brown & H.A. Pilsbry, 1913 †) - (CORBULIDAE) (FOSSIL)
- hexadentatus, Limifossor hexadentatus L. Salvini-Plawén, 1986 - (LIMIFOSSORIDAE)
- Hexaglauconia, Genus Hexaglauconia Mennessier, 1984 † (CASSIOPIDAE) (FOSSIL)
- hexagona, Clymenia hexagona Wedekind, 1908 † - syn of: Hexaclymenia hexagona (Wedekind, 1908 †) - (CLYMENIIDAE) (FOSSIL)
- hexagona, Hexaclymenia hexagona (Wedekind, 1908 †) - (CYRTOCLYMENIIDAE) (FOSSIL)
- hexagona, Plagiostropha hexagona F.E. Wells, 1995 - (DRILLIIDAE)
- hexagona, Cytharella hexagona (W.M. Gabb, 1865) - (MANGELIIDAE)
- hexagona, Propebela hexagona (W.M. Gabb, 1865) - syn of: Cytharella hexagona (W.M. Gabb, 1865) - (MANGELIIDAE)
- hexagona, Carinodrillia hexagona (G.B. I Sowerby, 1834) - (PSEUDOMELATOMIDAE)
- hexagona, Rectoclymenia hexagona Wedekind, 1908 † - syn of: Hexaclymenia hexagona (Wedekind, 1908 †) - (RECTOCLYMENIIDAE) (FOSSIL)
- hexagona, Trimusculus hexagona H.H. Suter, 1906 - syn of: Trimusculus conicus (G.F. Angas, 1867) - (TRIMUSCULIDAE)
- hexagona, Pleurotoma hexagona G.B. I Sowerby, 1834 - syn of: Carinodrillia hexagona (G.B. I Sowerby, 1834) - (TURRIDAE)
- hexagonalis, Cyclochlamys hexagonalis (A.W.B. Powell, 1958) - (CYCLOCHLAMYDIDAE)
- hexagonalis, Solutofusus hexagonalis (R. Tate, 1888 †) - (FASCIOLARIIDAE) (FOSSIL)
- hexagonalis, Pseudorhaphitoma hexagonalis (L.A. Reeve, 1845) - (MANGELIIDAE)
- hexagonalis, Prosphingitoides hexagonalis (Zakharov, 1968 †) - (MELAGATHICERATIDAE) (FOSSIL)
- hexagonalis, Cyclopecten hexagonalis A.W.B. Powell, 1958 - syn of: Cyclochlamys hexagonalis (A.W.B. Powell, 1958) - (PROPEAMUSSIIDAE)
- hexagonalis, Astralium hexagonalis R.A. Philippi, 1841 - (TURBINIDAE)
- hexagonalis, Pleurotoma hexagonalis L.A. Reeve, 1845 - syn of: Pseudorhaphitoma hexagonalis (L.A. Reeve, 1845) - (TURRIDAE)
- Hexagonites, Genus Hexagonites Hayasaka, 1947 † (TAINOCERATIDAE) (FOSSIL)
- hexagonpyramidalis, Pyrazopsis hexagonpyramidalis M. Harzhauser, Hosgör & J.M. Pacaud, 2013 † - (BATILLARIIDAE) (FOSSIL)
- hexagonum, Paradentalium hexagonum (A.A. Gould, 1859) - (DENTALIIDAE)
- hexagonum, Epitonium hexagonum (G.B. II Sowerby, 1844) - (EPITONIIDAE)
- hexagonum, Domatoceras hexagonum (Koninck, 1843 †) - (GRYPOCERATIDAE) (FOSSIL)
- hexagonum, Paracenoceras hexagonum (Sowerby, 1826 †) - (PARACENOCERATIDAE) (FOSSIL)
- hexagonum, Synaptocochlea hexagonum (R.A. Philippi, 1850) - (TROCHIDAE)
- hexagonum, Pleurotoma hexagonum L. Pfeiffer, 1840 - (TURRIDAE)
- hexagonum sexcostatum, Dentalium hexagonum sexcostatum H.A. Pilsbry & B. Sharp, 1897 - syn of: Paradentalium hexagonum (A.A. Gould, 1859) - (DENTALIIDAE)
- hexagonus, Protacanthodiscus hexagonus Tavera, 1985 † - (HIMALAYITIDAE) (FOSSIL)
- hexagonus, Murexsul hexagonus (J.B.P.A. Lamarck, 1816) - (MURICIDAE)
- hexagonus, Nautilus hexagonus Sowerby, 1826 † - syn of: Paracenoceras hexagonum (Sowerby, 1826 †) - (NAUTILIDAE) (FOSSIL)
- hexagonus, Nautilus hexagonus Koninck, 1843 † - syn of: Domatoceras hexagonum (Koninck, 1843 †) - (NAUTILIDAE) (FOSSIL)
- hexagonus oxytata, Murex hexagonus oxytata M. Smith, 1938 - syn of: Murexsul oxytatus (M. Smith, 1938) - (MURICIDAE)
- hexagyrum, Opeas hexagyrum O. Böttger, 1890 - (SUBULINIDAE)
- hexalateratus, Marseniopsis hexalateratus E.N. Egorova, 2007 - (VELUTINIDAE)
- hexalyssion, Calliostoma hexalyssion C. Vilvens, 2009 - (CALLIOSTOMATIDAE)
- hexameri, Unio hexameri F. Haas, 1911 - syn of: Unio arcuatus N.R. Bouchard-Chantereaux, 1838 - (UNIONIDAE)
- Hexameroceras, Genus Hexameroceras Hyatt, 1884 † (HEMIPHRAGMOCERATIDAE) (FOSSIL)
- hexangulata, Thyasira hexangulata T.A. Okutani, 1962 - (THYASIRIDAE)
- Hexaplex, Genus Hexaplex G. Perry, 1811 (MURICIDAE)
- hexaploidus, Bulinus hexaploidus J.B. Burch, 1972 - (PLANORBIDAE)
- hexaprismatoides, Gonionowakia hexaprismatoides (Ruan & Mu, 1983 †) - (GONIONOWAKIIDAE) (FOSSIL)
- hexapterigius, Glaucus hexapterigius G.L.C.F.D. Cuvier, 1805 - syn of: Glaucus atlanticus F. Forster, 1777 - (GLAUCIDAE)
- hexapterygius, Glaucus hexapterygius G.L.C.F.D. Cuvier, 1805 - syn of: Glaucus atlanticus F. Forster, 1777 - (GLAUCIDAE)
- hexaschistum, Siphonodentalium hexaschistum (M. Boissevain, 1906) - (GADILIDAE)
- hexatuberculatus, Balatonites hexatuberculatus Monnet & Bucher, 2005 † - (BALATONITIDAE) (FOSSIL)
- hexianensis, Homo erectus hexianensis † - (Hominidae) (FOSSIL)
- hexodon, Pupa hexodon C.B. Adams, 1849 - syn of: Vertigo ovata T. Say, 1822 - (ACTEONIDAE)
- hexodon, Helicodiscus hexodon L.R. Hubricht, 1966 - (HELICODISCIDAE)
- hexodon, Leiostyla hexodon H.A. Pilsbry, 1923 - syn of: Leiostyla fuscidula P.M.A. Morelet, 1860 - (LAURIIDAE)
- heydeni, Balea heydeni H. von Maltzan, 1881 - (CLAUSILIIDAE)
- heydeni, Sieversia heydeni (O. Böttger, 1879) - (OXYCHILIDAE)
- heydenianum, Cochlostoma septemspiralis heydenianum (S. Clessin, 1879) - (COCHLOSTOMATIDAE)
- heynemanni, Limicolaria heynemanni W. Kobelt, 1909 - (ACHATINIDAE)
- heynemanni, Mesembrinus inglorius heynemanni L. Pfeiffer, 1866 - (BULIMULIDAE)
- heynemanni, Libera heynemanni (L. Pfeiffer, 1862) - (ENDODONTIDAE)
- heynemanni, Kilburnia heynemanni (R.W. Dunker, 1870) - (FASCIOLARIIDAE)
- heynemanni, Pleuroploca heynemanni R.W. Dunker, 1870 - syn of: Kilburnia heynemanni (R.W. Dunker, 1870) - (FASCIOLARIIDAE)
- heynemanni, Helix heynemanni L. Pfeiffer, 1862 - syn of: Libera heynemanni (L. Pfeiffer, 1862) - (HELICIDAE)
- heynemanni, Tritia heynemanni (H. von Maltzan, 1884 †) - (NASSARIIDAE) (FOSSIL)
- heynemanni, Annularisca heynemanni (L. Pfeiffer, 1864) - (POMATIIDAE)
- heynemanni, Uncinicoptis heynemanni (L. Pfeiffer, 1865) - (UROCOPTIDAE)
- heynemanni, Trichotoxon heynemanni (H.R. Simroth, 1888) - (UROCYCLIDAE)
- heynemanni, Phyllocaulis heynemanni H.R. Simroth, 1914 - syn of: Phyllocaulis soleiformis (A.V.M.D. D'Orbigny, 1835) - (VERONICELLIDAE)
- Heynemannia, syn of: Genus Limax C. Linnaeus, 1758 (LIMACIDAE)
- heyseana, Nucella heyseana (R.W. Dunker, 1882) - (MURICIDAE)
- Heysuccinea, Subgenus Succinea (Heysuccinea) Webb, 1953 (SUCCINEIDAE)
- Heyuncunoceras, Genus Heyuncunoceras Chen in Chen, Liu & Chen, 1981 † (CEPHALOPODA (UNASSIGNED)) (FOSSIL)
- heywoodi, Volsellina heywoodi C.O. Waterhouse, 1987 † - (MYTILIDAE) (FOSSIL)
- hiabundus, Drymaeus lattrei hiabundus E.C. Von Martens, 1893 - (BULIMULIDAE)
- Hiacana, syn of: Genus Hiatella L.A.G. d'A. Bosc, 1801 (HIATELLIDAE)
- hian, Pachychilus hian (I. Lea, 1850) - (PACHYCHILIDAE)
- Hianoginella, syn of: Genus Mesoginella C.F. Laseron, 1957 (MARGINELLIDAE)
- hians, Mosambicarca hians (L.A. Reeve, 1844) - (ARCIDAE)
- hians, Arca hians L.A. Reeve, 1844 - syn of: Mosambicarca hians (L.A. Reeve, 1844) - (ARCIDAE)
- hians, Argonauta hians J. Lightfoot, 1786 - (ARGONAUTIDAE)
- hians, Tutufella hians H.C.F. Schumacher, 1817 - syn of: Tutufella rubeta (C. Linnaeus, 1758) - (BURSIDAE)
- hians, Tutufa hians H.C.F. Schumacher, 1817 - syn of: Tutufella rubeta (C. Linnaeus, 1758) - (BURSIDAE)
- hians, Cardium hians G.B. Brocchi, 1814 † - syn of: Cardium indicum J.B.P.A. Lamarck, 1818 - (CARDIIDAE) (FOSSIL)
- hians, Albinaria hians (O. Böttger, 1885) - (CLAUSILIIDAE)
- hians, Asterolamia hians A. Warén, 1980 - (EULIMIDAE)
- hians, Eulima hians R.B. Watson, 1883 - (EULIMIDAE)
- hians, Lamychaena hians (J.F. Gmelin, 1791) - (GASTROCHAENIDAE)
- hians, Gastrochaena hians J.F. Gmelin, 1791 - syn of: Lamychaena hians (J.F. Gmelin, 1791) - (GASTROCHAENIDAE)
- hians, Gastrochaena hians J. Fleming, 1828 - syn of: Rocellaria dubia (T. Pennant, 1777) - (GASTROCHAENIDAE)
- hians, Troschelviana hians (F. Poey, 1852) - (HELICINIDAE)
- hians, Limaria hians (J.F. Gmelin, 1792) - (LIMIDAE)
- hians, Mactra hians R.A. Philippi, 1846 - (MACTRIDAE)
- hians, Mactra hians R. Pulteney, 1799 - syn of: Lutraria oblonga (J.F. Gmelin, 1791) - (MACTRIDAE)
- hians, Serrata hians F. Boyer, 2008 - (MARGINELLIDAE)
- hians, Semicorallidomus hians Isberg, 1934 † - (MODIOMORPHIDAE) (FOSSIL)
- hians, Ostrea hians J.F. Gmelin, 1791 - syn of: Limaria hians (J.F. Gmelin, 1792) - (OSTREIDAE)
- hians, Pholas hians J. Lightfoot, 1786 - syn of: Pholas dactylus C. Linnaeus, 1758 - (PHOLADIDAE)
- hians, Pholas hians J.F. Gmelin, 1791 - syn of: Lamychaena hians (J.F. Gmelin, 1791) - (PHOLADIDAE)
- hians, Gyraulus hians (H. Rolle, 1860) - (PLANORBIDAE)
- hians, Vulsella hians J.B.P.A. Lamarck, 1819 - syn of: Vulsella vulsella (C. Linnaeus, 1758) - (PTERIIDAE)
- hians, Pterinea hians F. McCoy, 1851 † - (PTERINEIDAE) (FOSSIL)
- hians, Odetta hians (E. Saurin, 1961) - (PYRAMIDELLIDAE)
- hians, Merelina hians C.F. Laseron, 1957 - syn of: Sansoniella minuta (A. Hornung & G. Mermod, 1927) - (RISSOIDAE)
- hians, Anodonta hians G.B. Sowerby, 1867 - syn of: Leila blainvilliana (I. Lea, 1834) - (UNIONIDAE)
- hians, Unio hians A. Valenciennes, 1821 - syn of: Alasmidonta undulata (T. Say, 1817) - (UNIONIDAE)
- hians, Chlamydarion hians (L. Pfeiffer, 1848) - (UROCYCLIDAE)
- hians, Tivela hians R.A. Philippi, 1851 - (VENERIDAE)
- hians, Sunetta hians L.A. Reeve, 1864 - syn of: Sunetta solanderii (J.E. Gray, 1825) - (VENERIDAE)
- hians, Venus hians W. Wood, 1828 - syn of: Sunetta solanderii (J.E. Gray, 1825) - (VENERIDAE)
- hians achaica, Albinaria hians achaica (O. Böttger, 1885) - (CLAUSILIIDAE)
- hians aurita, Argonauta hians aurita E.C. Von Martens, 1867 - syn of: Argonauta hians J. Lightfoot, 1786 - (ARGONAUTIDAE)
- hians conemenosi, Albinaria hians conemenosi (O. Böttger, 1883) - (CLAUSILIIDAE)
- hians cyclothyra, Albinaria hians cyclothyra (O. Böttger, 1878) - (CLAUSILIIDAE)
- hians gondola, Argonauta hians gondola L.W. Dillwyn, 1817 - (ARGONAUTIDAE)
- hians macrodera, Albinaria hians macrodera (O. Böttger, 1885) - (CLAUSILIIDAE)
- hians meditteranea, Limaria hians meditteranea T.A. de M. Monterosato, 1884 - syn of: Limaria hians (J.F. Gmelin, 1792) - (LIMIDAE)
- hians mutica, Argonauta hians mutica E.C. Von Martens, 1867 - syn of: Argonauta hians J. Lightfoot, 1786 - (ARGONAUTIDAE)
- hians obtusangula, Argonauta hians obtusangula E.C. Von Martens, 1867 - syn of: Argonauta hians J. Lightfoot, 1786 - (ARGONAUTIDAE)
- hians owenii, Argonauta hians owenii A. Adams & L.A. Reeve, 1848 - (ARGONAUTIDAE)
- hians perlactea, Albinaria hians perlactea H. Nordsieck, 1974 - (CLAUSILIIDAE)
- hians recta, Cardium hians recta Dollfuss, Cotter & R. Gomez, 1906 † - syn of: Cardium indicum J.B.P.A. Lamarck, 1818 - (CARDIIDAE) (FOSSIL)
- hians transiens, Limaria hians transiens S. Cerulli-Irelli, 1907 - syn of: Limaria hians (J.F. Gmelin, 1792) - (LIMIDAE)
- hians violascens, Albinaria hians violascens (C.A. Westerlund, 1894) - (CLAUSILIIDAE)
- hiantina, Mactra hiantina G.P. Deshayes, 1855 - syn of: Mactrotoma nasuta (Gould, 1851) - (MACTRIDAE)
- hiantina, Mactra hiantina G.P. Deshayes, 1855 - syn of: Mactrotoma nasuta (Gould, 1851) - (MACTRIDAE)
- hiantina, Mactrotoma hiantina G.P. Deshayes, 1855 - syn of: Mactrotoma nasuta (Gould, 1851) - (MACTRIDAE)
- hiantina, Marcia hiantina (J.B.P.A. Lamarck, 1818) - (VENERIDAE)
- hiantula, Eocypraea inflata hiantula (A.E.M. Cossmann, 1889 †) - (EOCYPRAEIDAE) (FOSSIL)
- hiantula, Dendrofissurella scutellum hiantula (J.B.P.A. Lamarck, 1822) - (FISSURELLIDAE)
- Hiata, syn of: Genus Hiatavolva J. Cate, 1974 (OVULIDAE)
- Hiatavolva, Genus Hiatavolva J. Cate, 1974 (OVULIDAE)
- Hiatella, Genus Hiatella L.A.G. d'A. Bosc, 1801 (HIATELLIDAE)
- hiatella, Hiatella hiatella J.C. Chenu, 1862 - syn of: Hiatella arctica (C. Linnaeus, 1767) - (HIATELLIDAE)
- HIATELLIDAE Gray, 1824 - Family (BIVALVIA-HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-HIATELLIDA [Order]-HIATELLOIDEA [Superfamily)
- hiatelloides, Thracia hiatelloides Š. Brusina, 1886 - syn of: Thracia distorta (G. Montagu, 1803) - (THRACIIDAE)
- Hiatodoris, Genus Hiatodoris B. Dayrat, 2010 (DISCODORIDIDAE)
- hiatula, Macroschisma hiatula W.J. Swainson, 1840 - (FISSURELLIDAE)
- hiatula, Agaronia hiatula (J.F. Gmelin, 1791) - (OLIVIDAE)
- Hiatula, Genus Hiatula Modeer, 1793 (PSAMMOBIIDAE)
- hiatula, Voluta hiatula J.F. Gmelin, 1791 - syn of: Agaronia hiatula (J.F. Gmelin, 1791) - (VOLUTIDAE)
- hiatula maculifera, Agaronia hiatula maculifera E.C. Von Martens, 1897 - syn of: Agaronia hiatula (J.F. Gmelin, 1791) - (OLIVIDAE)
- hiatula maltzani, Agaronia hiatula maltzani E.C. Von Martens, 1897 - syn of: Agaronia hiatula (J.F. Gmelin, 1791) - (OLIVIDAE)
- hiatula normalis, Agaronia hiatula normalis E.C. Von Martens, 1897 - syn of: Agaronia hiatula (J.F. Gmelin, 1791) - (OLIVIDAE)
- hiatulus, Penion hiatulus (Powell, 1947 †) - (BUCCINIDAE) (FOSSIL)
- hiatus, Cardium hiatus F.C. Meuschen, 1787 - syn of: Papyridea soleniformis (J.G. Bruguière, 1789) - (CARDIIDAE)
- hiberna, Neptunea hiberna K. Fraussen & Y. Terryn, 2007 - (BUCCINIDAE)
- hiberna, Tellina hiberna (S.C.T. Hanley, 1844) - (TELLINIDAE)
- hiberna, Eurytellina hiberna S.C.T. Hanley, 1844 - syn of: Tellina hiberna (S.C.T. Hanley, 1844) - (TELLINIDAE)
- Hiberneuglesa, syn of: Genus Pisidium L. Pfeiffer, 1821 (SPHAERIIDAE)
- hibernia, Wuxuanella hibernia (Heidelberger, 2001 †) - (MURCHISONIIDAE) (FOSSIL)
- hibernica, Glossus hibernica L.A. Reeve, 1845 - syn of: Glossus humanus (C. Linnaeus, 1758) - (GLOSSIDAE)
- hibernica, Hippocardia hibernica (J. de C. Sowerby, 1815 †) - (HIPPOCARDIIDAE) (FOSSIL)
- hibernica, Palaeoscurria hibernica Reed † - (METOPTOMATIDAE) (FOSSIL)
- hibernica, Foordella hibernica Longstaff † - (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- hibernica, Semilimax hibernica J.W. Taylor, 1908 - syn of: Semilimax pyrenaicus (A.E.J. Férussac, 1821) - (VITRINIDAE)
- Hibernicoceras, Genus Hibernicoceras Moore & Hodson, 1958 † (GONIATITIDAE) (FOSSIL)
- hibernicum, Loxonema hibernicum Longst, 1909 † - (LOXONEMATIDAE) (FOSSIL)
- hibernicum, Pisidium hibernicum C.A. Westerlund, 1894 - (SPHAERIIDAE)
- hibernicum normalis, Pisidium hibernicum normalis A. Stelfox, 1929 - syn of: Pisidium hibernicum C.A. Westerlund, 1894 - (SPHAERIIDAE)
- hibernicum portentosa, Pisidium hibernicum portentosa A. Ellis, 1940 - syn of: Pisidium hibernicum C.A. Westerlund, 1894 - (SPHAERIIDAE)
- hibernicus, Retispira hibernicus (Weir, 1931 †) - (KNIGHTITIDAE) (FOSSIL)
- hibicola, Lyrodus hibicola Kuronuma, 1931 - syn of: Lyrodus pedicellatus (J.L.A. Quatrefages, 1849) - (TEREDINIDAE)
- Hibolites, syn of: Genus Hibolithes Denys de Montfort , 1808 † (MESOHIBOLITHIDAE) (FOSSIL)
- Hibolithes, Genus Hibolithes Denys de Montfort , 1808 † (MESOHIBOLITHIDAE) (FOSSIL)
- hibrida, Orobophana uberta hibrida M.C. Neal, 1934 - (HELICINIDAE)
- hibridum, Eomarshallites hibridum F.A. Medina & Rinaldi, 1986 † - (KOSSMATICERATIDAE) (FOSSIL)
- hibyae, Coriocella hibyae W. Wellens, 1991 - (VELUTINIDAE)
- hicacoensis, Microceramus hicacoensis C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- hickersonensis, Parareineckeia hickersonensis Imlay, 1962 † - (REINECKEIIDAE) (FOSSIL)
- hickeyi, Dolomena hickeyi (R.C. Willan, 2000) - (STROMBIDAE)
- hickeyi, Labiostrombus hickeyi R.C. Willan, 2000 - syn of: Dolomena hickeyi (R.C. Willan, 2000) - (STROMBIDAE)
- Hickman, syn of: Genus Carinastele B.A. Marshall, 1988 (CALLIOSTOMATIDAE)
- hickmanae, Choristella hickmanae J.H. McLean, 1992 - (LEPETELLIDAE)
- hickmanae, Margarites hickmanae J.H. McLean, 1984 - (MARGARITIDAE)
- hickonis, Euhadra congenita hickonis W. Kobelt - (BRADYBAENIDAE)
- hickonis, Mesophaedusa hickonis (O. Böttger, 1877) - (CLAUSILIIDAE)
- hickonis awaensis, Mesophaedusa hickonis awaensis J.T. Kuroda & J.M. Abe, 1980 - (CLAUSILIIDAE)
- hickonis fultoni, Mesophaedusa hickonis fultoni (E.R. Sykes, 1895) - (CLAUSILIIDAE)
- hickonis mikawa, Mesophaedusa hickonis mikawa (H.A. Pilsbry, 1905) - (CLAUSILIIDAE)
- hicksi, Chama hicksi P.H. Valentich-Scott & E.V. Coan, 2010 - (CHAMIDAE)
- hicksii, Aglaoglypta hicksii (Whidborne, 1892 †) - (BELLEROPHONTIDAE) (FOSSIL)
- hicoriensis, Nerinea hicoriensis Cragin, 1893 † - (NERINEIDAE) (FOSSIL)
- hidachiensis, Semisulcospira hidachiensis H.A. Pilsbry, 1902 - (SEMISULCOSPIRIDAE)
- hidaensis, Sinica hidaensis H. OgaItô & H. Ieyama, 1997 - (DIPLOMMATINIDAE)
- hidagai, Diplommatina hidagai S. Panha, 1998 - (DIPLOMMATINIDAE)
- Hidagaienites, Genus Hidagaienites Niko, 2000 † (GOTLANDELLITIDAE) (FOSSIL)
- hidaigoi, Tornatellina hidaigoi J.C.H. Crosse, 1865 - syn of: Tubuaia gouldi (L. Pfeiffer, 1856) - (ACHATINELLIDAE)
- hidakense, Didymoceras hidakense Y. Shigeta, 2016 † - (NOSTOCERATIDAE) (FOSSIL)
- hidalgoana, Schasicheila hidalgoana W.H. Dall, 1897 - (HELICINIDAE)
- hidalgoana, Teinostoma hidalgoana H.A. Pilsbry - (TORNIDAE)
- hidalgoense, Metaptychoceras hidalgoense Cobban, Hook & J. Kennedy, 1989 † - (HAMITIDAE) (FOSSIL)
- hidalgoensis, Runcina hidalgoensis J.A. Ortea & L. Moro, 1999 - (RUNCINIDAE)
- hidalgoensis, Bostrichocentrum hidalgoensis P. Bartsch, 1906 - (UROCOPTIDAE)
- hidalgogatoae, Milicheilea hidalgogatoae J. Espinosa & J.A. Ortea, 2011 - (HIPPONICIDAE)
- hidalgoi, Limicolaria hidalgoi J.C.H. Crosse, 1867 - (ACHATINIDAE)
- hidalgoi, Paludinella hidalgoi (J. Gassies, 1869) - (ASSIMINEIDAE)
- hidalgoi, Assiminea hidalgoi J. Gassies, 1869 - syn of: Paludinella hidalgoi (J. Gassies, 1869) - (ASSIMINEIDAE)
- hidalgoi, Calocochlia hidalgoi O.F. von Möllendorff - (BRADYBAENIDAE)
- hidalgoi, Clea hidalgoi (J.C.H. Crosse, 1886) - (BUCCINIDAE)
- hidalgoi, Drymaeus hidalgoi S.I. Da Costa, 1898 - (BULIMULIDAE)
- hidalgoi, Narona hidalgoi F.P. Jousseaume, 1887 - syn of: Narona clavatula (Sowerby, 1832) - (CANCELLARIIDAE)
- hidalgoi, Cochlostoma hidalgoi (J.C.H. Crosse, 1864) - (COCHLOSTOMATIDAE)
- hidalgoi, Mitrella hidalgoi T.A. de M. Monterosato, 1889 - syn of: Mitrella broderipi (G.B. I Sowerby, 1844) - (COLUMBELLIDAE)
- hidalgoi, Barycypraea hidalgoi H.O.N. Shaw, 1909 † - syn of: Afrozoila teulerei (B. Cazenavette, 1846) - (CYPRAEIDAE) (FOSSIL)
- hidalgoi, Leucozonia triserialis hidalgoi J.C.H. Crosse, 1865 - (FASCIOLARIIDAE)
- hidalgoi, Marticia hidalgoi Š. Brusina, 1902 † - (HYDROBIIDAE) (FOSSIL)
- hidalgoi, Hydrocena hidalgoi J. Gassies, 1869 - syn of: Paludinella hidalgoi (J. Gassies, 1869) - (HYDROCENIDAE)
- hidalgoi, Diplodon hidalgoi F. Haas, 1916 - syn of: Rhipidodonta charruana (A.V.M.D. D'Orbigny, 1835) - (HYRIIDAE)
- hidalgoi, Potamolithus hidalgoi H.A. Pilsbry, 1896 - (LITHOGLYPHIDAE)
- hidalgoi, Nodilittorina hidalgoi R. Arango, 1880 - syn of: Echinolittorina meleagris (V.L.V. Potiez & A. Michaud, 1838) - (LITTORINIDAE)
- hidalgoi, Ziba hidalgoi G.B. III Sowerby, 1913 - syn of: Ziba interlirata (L.A. Reeve, 1844) - (MITRIDAE)
- hidalgoi, Favartia hidalgoi (J.C.H. Crosse, 1869) - (MURICIDAE)
- hidalgoi, Murex hidalgoi J.C.H. Crosse, 1869 - syn of: Favartia hidalgoi (J.C.H. Crosse, 1869) - (MURICIDAE)
- hidalgoi, Thais hidalgoi G.S. Coen, 1946 - syn of: Stramonita haemastoma (C. Linnaeus, 1767) - (MURICIDAE)
- hidalgoi, Glabaris hidalgoi J. Germain, 1908 - syn of: Anodontites elongata (W.J. Swainson, 1823) - (MYCETOPODIDAE)
- hidalgoi, Calaperostoma hidalgoi (J.C.H. Crosse, 1866) - (NEOCYCLOTIDAE)
- hidalgoi, Neritina hidalgoi J.C.H. Crosse, 1880 - syn of: Neritina velascoi M.de la Paz Graells, 1846 - (NERITIDAE)
- hidalgoi, Scaphander lignarius hidalgoi M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus - (SCAPHANDRIDAE)
- hidalgoi, Solariella hidalgoi P. Fischer, 1882 - syn of: Solariella affinis (H.B.S. Friele, 1877) - (SOLARIELLIDAE)
- hidalgoi, Tegula hidalgoi H.A. Pilsbry, 1900 - (TEGULIDAE)
- hidalgoi, Trivia hidalgoi E.W. Vredenburg, 1920 - syn of: Purpurcapsula corinneae (H.O.N. Shaw, 1909) - (TRIVIIDAE)
- hidalgoi, Turbinella hidalgoi J.C.H. Crosse, 1865 - syn of: Leucozonia triserialis hidalgoi J.C.H. Crosse, 1865 - (TURBINELLIDAE)
- hidalgoi, Turris hidalgoi J.L. Vera-Peláez, R. Vega-Luz & M.C. Lozano, 2000 - (TURRIDAE)
- hidalgoi, Uncinicoptis hidalgoi (R. Arango, 1879) - (UROCOPTIDAE)
- hidalgoi albida, Mitrella hidalgoi albida T.A. de M. Monterosato, 1889 - syn of: Mitrella broderipi (G.B. I Sowerby, 1844) - (COLUMBELLIDAE)
- hidalgoi cabrasensis, Uncinicoptis hidalgoi cabrasensis (H.A. Pilsbry & J. Henderson) - (UROCOPTIDAE)
- hidalgoi gonzalensi, Uncinicoptis hidalgoi gonzalensi (H.A. Pilsbry, 1903) - (UROCOPTIDAE)
- hidalgoi guamaensis, Uncinicoptis hidalgoi guamaensis C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- Hidalgoiana, syn of: Subgenus Cochlostoma (Obscurella) S. Clessin, 1889 (COCHLOSTOMATIDAE)
- hidalgonis, Epiphragmophora tranquelleonis hidalgonis (A. Doering, 1875) - (EPIPHRAGMOPHORIDAE)
- hidasensis, Myxas hidasensis Csepreghy-Meznerics, 1950 † - (LYMNAEIDAE) (FOSSIL)
- hidasensis, Sandbergerina hidasensis (Kókay, 1967 †) - (TRUNCATELLIDAE) (FOSSIL)
- hidasensis, Valvata hidasensis Kókay, 1967 † - syn of: Sandbergerina hidasensis (Kókay, 1967 †) - (VALVATIDAE) (FOSSIL)
- hidensis, Pleuromya hidensis I. Hayami, 1959 † - (PLEUROMYIDAE) (FOSSIL)
- hidius, Difuntites hidius (Ruzhentsev, 1976 †) - (MEDLICOTTIIDAE) (FOSSIL)
- hidryma, Opalia hidryma (J.C. Melvill, 1899) - (EPITONIIDAE)
- hiemalis, Aviculopecten hiemalis Salter, 1865 † - syn of: Etheripecten hiemalis (Salter, 1865 †) - (AVICULOPECTINIDAE) (FOSSIL)
- hiemalis, Bulla hiemalis J.P.Y. Couthouy, 1839 - syn of: Diaphana hiemalis (J.P.Y. Couthouy, 1839) - (BULLIDAE)
- hiemalis, Cuthonella hiemalis (I.S. Roginskaya, 1987) - (CUTHONELLIDAE)
- hiemalis, Diaphana hiemalis (J.P.Y. Couthouy, 1839) - (DIAPHANIDAE)
- hiemalis, Guyvalvoria hiemalis (I.S. Roginskaya, 1987) - syn of: Cuthonella hiemalis (I.S. Roginskaya, 1987) - (FIONIDAE)
- hiemalis, Etheripecten hiemalis (Salter, 1865 †) - (HETEROPECTINIDAE) (FOSSIL)
- hiemalis, Pseudoproptychites hiemalis (Diener, 1895 †) - (PROPTYCHITIDAE) (FOSSIL)
- hiemalis, Proptychites hiemalis Diener, 1895 † - syn of: Pseudoproptychites hiemalis (Diener, 1895 †) - (PROPTYCHITIDAE) (FOSSIL)
- hiemalis, Vitrina hiemalis F.C.L. Koch, 1876 - syn of: Vitrina pellucida (O.F. Müller, 1774) - (VITRINIDAE)
- hiemalis loveni, Diaphana hiemalis loveni H.B.S. Friele, 1886 - syn of: Diaphana hiemalis (J.P.Y. Couthouy, 1839) - (DIAPHANIDAE)
- hiemantium, Gyraulus hiemantium C.A. Westerlund - (PLANORBIDAE)
- hienghenensis, Compressidens hienghenensis V. Scarabino, 2008 - (PULSELLIDAE)
- hiera, Melanopsis hiera J.R. Bourguignat, 1884 - (MELANOPSIDAE)
- hierlatzensis, Eucyclomphalus hierlatzensis Ammon, 1892 † - (CHILODONTIDAE) (FOSSIL)
- hierlatzicus, Lytoconites hierlatzicus (D. Geyer, 1886 †) - (LYTOCERATIDAE) (FOSSIL)
- hierochuntina, Sphincterochila hierochuntina (A. Mousson, 1861) - (SPHINCTEROCHILIDAE)
- hierocontina, Xerocrassa langloisiana hierocontina (C.A. Westerlund, 1889) - (HYGROMIIDAE)
- hieroensis, Mitromorpha hieroensis C. Mifsud, 2001 - syn of: Mitromorpha hierroensis C. Mifsud, 2001 - (MITROMORPHIDAE)
- hieroglypha, Natica hieroglypha Klipstein, 1843 † - syn of: Abrekopsis depresispirus (Batten & A. Stokes, 1986 †) - (NATICIDAE) (FOSSIL)
- hieroglyphica, Acmaea hieroglyphica W.H. Dall, 1871 - syn of: Scurria ceciliana (A.V.M.D. D'Orbigny, 1841) - (ACMAEIDAE)
- hieroglyphica, Omphalotropis hieroglyphica (V.L.V. Potiez & A. Michaud, 1838) - (ASSIMINEIDAE)
- hieroglyphica, Fossacypraea hieroglyphica Schilder, 1923 † - (CYPRAEIDAE) (FOSSIL)
- hieroglyphica, Alabastrina hieroglyphica (A. Michaud, 1833) - (HELICIDAE)
- hieroglyphica, Nerita hieroglyphica L.W. Dillwyn, 1817 - syn of: Nerita litterata J.F. Gmelin, 1791 - (NERITIDAE)
- hieroglyphica, Oliva hieroglyphica L.A. Reeve, 1850 - syn of: Oliva panniculata P.L. Duclos, 1835 - (OLIVIDAE)
- hieroglyphica, Lioconcha hieroglyphica (T.A. Conrad, 1837) - (VENERIDAE)
- hieroglyphus, Arubaconus hieroglyphus (P.L. Duclos, 1833) - (CONIDAE)
- hieroglyphus, Gladioconus hieroglyphus P.L. Duclos, 1833 - syn of: Arubaconus hieroglyphus (P.L. Duclos, 1833) - (CONIDAE)
- hieronis, Sepia hieronis (G.C. Robson, 1924) - (SEPIIDAE)
- hieronymy, Epiphragmophora hieronymy A. Doering, 1875 - (EPIPHRAGMOPHORIDAE)
- hieronymy major, Epiphragmophora hieronymy major A. Doering, 1874 - (EPIPHRAGMOPHORIDAE)
- hierophanta, Theba hierophanta J.F. Mabille, 1882 - syn of: Theba geminata (A. Mousson, 1857) - (HELICIDAE)
- hierosolyma, Levantina hierosolyma A. Mousson, 1854 - syn of: Levantina spiriplana hierosolyma (A. Mousson, 1854) - (HELICIDAE)
- hierosolyma, Levantina spiriplana hierosolyma (A. Mousson, 1854) - (HELICIDAE)
- hierosolymarum, Calaxis hierosolymarum (J.R. Roth, 1856) - (FERUSSACIIDAE)
- hierosolymitana, Pyramidula hierosolymitana J.R. Bourguignat, 1852 - syn of: Pyramidula rupestris (J.P.R. Draparnaud, 1801) - (PYRAMIDULIDAE)
- hierredda, Sepia hierredda P.C.A.S.L. Rang, 1837 - (SEPIIDAE)
- hierroensis, Hemicycla hierroensis J.P.A. Grasset, 1857 - syn of: Hemicycla maugeana (R.J. Shuttleworth, 1852) - (HELICIDAE)
- hierroensis, Mitromorpha hierroensis C. Mifsud, 2001 - (MITROMORPHIDAE)
- hierroensis, Odostomia hierroensis A. Peñas & E. Rolán, 1999 - (PYRAMIDELLIDAE)
- hierroensis, Retinella hierroensis M.R. Alonso, D.T. Holyoak, Y. Yanes, Yurena & C.M. Ibáñez, 2013 - (ZONITIDAE)
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