- Reubenia, Genus Reubenia Cox, 1924 (PTERIIDA (UNASSIGNED)) (FOSSIL)
- reulauxi, Strigileuxina reulauxi (O. Böttger, 1887) - (CLAUSILIIDAE)
- reuleauxi, Strigileuxina reuleauxi (O. Böttger, 1887) - (CLAUSILIIDAE)
- reuleauxi, Tandonia reuleauxi (S. Clessin, 1887) - (MILACIDAE)
- reuleauxi discedens, Strigileuxina reuleauxi discedens (O. von Retowski, 1889) - (CLAUSILIIDAE)
- reum, Morum reum P.F. Röding, 1798 - syn of: Morum oniscus (C. Linnaeus, 1767) - (HARPIDAE)
- Reuma, syn of: Genus Mammilla H.C.F. Schumacher, 1817 (NATICIDAE)
- reuningi, Noetia reuningi Bohm & Weisfermel, 1913 † - (NOETIIDAE) (FOSSIL)
- reunionensis, Seila reunionensis M. Jay & J. Drivas, 2002 - syn of: Cerithiella reunionensis (M. Jay & J. Drivas, 2002) - (CERITHIOPSIDAE)
- reunionensis, Mitrella reunionensis J. Drivas & M. Jay, 1990 - (COLUMBELLIDAE)
- reunionensis, Murexsul reunionensis R. Houart, 1985 - (MURICIDAE)
- reunionensis, Nassarius reunionensis W.O. Cernohorsky, 1988 - (NASSARIIDAE)
- reunionensis, Cerithiella reunionensis (M. Jay & J. Drivas, 2002) - (NEWTONIELLIDAE)
- reunionensis, Clathroterebra reunionensis (T. Bratcher & W.O. Cernohorsky, 1985) - (TEREBRIDAE)
- reunionensis, Vanikoro reunionensis J. Drivas & M. Jay, 1989 - (VANIKORIDAE)
- reuselaarsi, Albinaria nivea reuselaarsi H. Nordsieck, 2005 - (CLAUSILIIDAE)
- reusingi, Trochonemella reusingi Rohr, 1988 † - (TROCHONEMATIDAE) (FOSSIL)
- Reussella, syn of: Genus Scissurella D'Orbigny, 1824 (SCISSURELLIDAE)
- reussi, Acteon reussi K. Martin, 1879 † - (ACTEONIDAE) (FOSSIL)
- reussi, Perissoptera reussi (H.B. Geinitz, 1842 †) - (APORRHAIDAE) (FOSSIL)
- reussi, Megalonoda reussi M. Hörnes, 1855 † - (ARCHAEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- reussi, Bulla reussi Martin, 1879 † - (BULLIDAE) (FOSSIL)
- reussi, Chiton reussi Prochazka, 1895 - syn of: Lepidopleurus cajetanus (G.S. Poli, 1791) - (CHITONIDAE)
- reussi, Persicula reussi (Martin, 1879 †) - (CYSTISCIDAE) (FOSSIL)
- reussi, Discohelix reussi J. Von Hauer, 1853 † - syn of: Pentagonodiscus reussii (J. Von Hauer, 1853 †) - (DISCOHELICIDAE) (FOSSIL)
- reussi, Erycites reussi (J. Von Hauer, 1856 †) - (HAMMATOCERATIDAE) (FOSSIL)
- reussi, Lepidopleurus reussi Prochazka, 1895 - syn of: Lepidopleurus cajetanus (G.S. Poli, 1791) - (LEPTOCHITONIDAE)
- reussi, Valenciennius reussi (M. von Neumayr in M. von Neumayr & C.R.C. Paul, 1875 †) - (LYMNAEIDAE) (FOSSIL)
- reussi, Marginella reussi Martin, 1879 † - syn of: Persicula reussi (Martin, 1879 †) - (MARGINELLIDAE) (FOSSIL)
- reussi, Nassa reussi Martin, 1879 † - (MURICIDAE) (FOSSIL)
- reussi, Nassarius reussi (K. Martin, 1880 †) - (NASSARIIDAE) (FOSSIL)
- reussi, Patella reussi Martin, 1879 † - (PATELLIDAE) (FOSSIL)
- reussi, Purpuroidea reussi M. Hörnes, 1855 † - syn of: Megalonoda reussi M. Hörnes, 1855 † - (PURPUROIDEIDAE) (FOSSIL)
- reussi, Callista reussi (Speyer, 1866 †) - (VENERIDAE) (FOSSIL)
- reussi, Aegopinella reussi (M. Hörnes, 1856) † - (ZONITIDAE) (FOSSIL)
- reussianum, Hyphantoceras reussianum (A.V.M.D. D'Orbigny, 1850 †) - (NOSTOCERATIDAE) (FOSSIL)
- reussii, Pentagonodiscus reussii (J. Von Hauer, 1853 †) - (EUOMPHALIDAE) (FOSSIL)
- reuteri, Eulimella reuteri M. Harzhauser, 2014 † - (PYRAMIDELLIDAE) (FOSSIL)
- revalensis, Subulites revalensis E.F.R.K. Koken, 1897 † - (SUBULITIDAE) (FOSSIL)
- revaliensis, Bucaniella revaliensis E.F.R.K. Koken, 1897 † - syn of: Bucanella revaliensis (E.F.R.K. Koken, 1897 †) - (BELLEROPHONTIDAE) (FOSSIL)
- revaliensis, Bucanella revaliensis (E.F.R.K. Koken, 1897 †) - (BUCANELLIDAE) (FOSSIL)
- revea, Haliotis revea P. Bartsch, 1940 - syn of: Haliotis fulgens R.A. Philippi, 1845 - (HALIOTIDAE)
- revectus, Bothriembryon revectus T. Iredale, 1939 - (BOTHRIEMBRYONTIDAE)
- revei, Nucula revei W. Bergmans, 1978 - (NUCULIDAE)
- revelata, Barbatia revelata (G.P. Deshayes in L. Maillard, 1863) - (ARCIDAE)
- revelata, Vexillum cadaverosum revelata J.C. Melvill, 1899 - (COSTELLARIIDAE)
- revelata, Haliotis revelata G.P. Deshayes, 1863 - syn of: Haliotis rugosa J.B.P.A. Lamarck, 1822 - (HALIOTIDAE)
- revelata, Ponentina revelata (A. Michaud, 1831) - (HYGROMIIDAE)
- revelata, Ponentina revelata A.E.J. Férussac, 1821 - syn of: Ponentina subvirescens (J.C. Bellamy, 1839) - (HYGROMIIDAE)
- revelata, Zenobiella revelata Pouchard, 1838 - syn of: Zenobiella subrufescens (J.S. Miller, 1822) - (HYGROMIIDAE)
- revelata, Craticula revelata (T.V. Wollaston, 1878) - (LAURIIDAE)
- revelata, Melanopsis revelata P.M. Pallary, 1920 † - (MELANOPSIDAE) (FOSSIL)
- revelerianus, Jeanrogericeras revelerianus (Courtiller, 1860 †) - (ACANTHOCERATIDAE) (FOSSIL)
- reveliereanus, Jeanrogericeras reveliereanus Wiedmann, 1960 † - (ACANTHOCERATIDAE) (FOSSIL)
- revellei, Mactrotoma revellei J.W. Durham, 1950 - syn of: Mactrotoma nasuta (Gould, 1851) - (MACTRIDAE)
- revellei, Mactra revellei J.W. Durham, 1950 - syn of: Mactrotoma nasuta (Gould, 1851) - (MACTRIDAE)
- revellei, Argopecten revellei J.W. Durham, 1950 † - (PECTINIDAE) (FOSSIL)
- reverdyi, Murchisonia reverdyi Oehlert, 1877 † - (MURCHISONIIDAE) (FOSSIL)
- reverendus, Almites reverendus Bogoslovskaya & A.M. Popov, 1986 † - (MARATHONITIDAE) (FOSSIL)
- reversa, Arca reversa G.B. I Sowerby, 1833 - syn of: Noetia reversa (G.B. I Sowerby, 1833) - (ARCIDAE)
- reversa, Histioteuthis reversa (A.E. Verrill, 1880) - (HISTIOTEUTHIDAE)
- reversa, Fronsella reversa C.F. Laseron, 1956 - (MONTACUTIDAE)
- reversa, Noetia reversa (G.B. I Sowerby, 1833) - (NOETIIDAE)
- reversa, Protoscaevogyra reversa (Kobayashi, 1935 †) - (PELAGIELLIDAE) (FOSSIL)
- reversa, Orbicularia reversa L.A. Reeve, 1857 - syn of: Orbicularia orbiculata (W. Wood, 1828) - (PHARIDAE)
- reversa, Biomphalaria reversa S.G. Cabrera, I. Martínez & Norbis, 2016 † - (PLANORBIDAE) (FOSSIL)
- reversa, Hiatula reversa L.A. Reeve, 1857 - syn of: Orbicularia orbiculata (W. Wood, 1828) - (PSAMMOBIIDAE)
- reversa, Merelina reversa C.F. Laseron, 1956 - syn of: Iravadia goliath (C.F. Laseron, 1956) - (RISSOIDAE)
- reversatum, Kindleoceras reversatum Foerste, 1924 † - (VALCOUROCERATIDAE) (FOSSIL)
- reversum, Rursiceras reversum (W.I. Bean in J. Leckenby, 1859 †) - (ASPIDOCERATIDAE) (FOSSIL)
- reversum, Caecum reversum P.P. Carpenter, 1857 - (CAECIDAE)
- reversum, Forbesiceras reversum J. Kennedy & A.S. Gale, 2017 † - (FORBESICERATIDAE) (FOSSIL)
- reversum, Cyrtoceras reversum (Blake, 1882 †) - (ONCOCERIDA (UNASSIGNED)) (FOSSIL)
- reversus, Antistreptus reversus (A.W.B. Powell, 1958) - (BUCCINIDAE)
- reversus, Onychochilus reversus (J.W. Hall, 1860 †) - (ONYCHOCHILIDAE) (FOSSIL)
- reverta, Metamelon reverta (Finlay, 1926 †) - (VOLUTIDAE) (FOSSIL)
- revertens, Gyraulus revertens (F.M. Hilgendorf, 1867 ) - (PLANORBIDAE)
- revili, Rehmannia rehmanni revili (C.F. Parona & Bonarelli, 1897 †) - (REINECKEIIDAE) (FOSSIL)
- revillaria, Siphonaria revillaria S. Kiel & K. Bandel, 2001 † - (SIPHONARIIDAE) (FOSSIL)
- Revilloceras, syn of: Genus Dombarites Librovitch , 1957 (DELEPINOCERATIDAE) (FOSSIL)
- revimentalis, Callomysia revimentalis (J.C. Melvill & R. Standen, 1907) - (MONTACUTIDAE)
- revincta, Miralda revincta (C. Hedley, 1912) - (PYRAMIDELLIDAE)
- revinctum, Chondropoma revinctum (F. Poey, 1851) - (POMATIIDAE)
- revinctum biserranum, Chondropoma revinctum biserranum C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- revinctus, Scutalus revinctus L.H. Hupé, 1857 - (BULIMULIDAE)
- revinctus altorum, Scutalus revinctus altorum F. Haas, 1951 - (BULIMULIDAE)
- revirescens, Sonninia revirescens Buckman † - (SONNINIIDAE) (FOSSIL)
- revisa, Besla revisa E. Saurin, 1959 - (PYRAMIDELLIDAE)
- revizee, Opalia revizee Lima & M.L. Christoffersen, 2014 - (EPITONIIDAE)
- revocatum, Chondropoma revocatum (J. Gundlach in L. Pfeiffer, 1857) - (POMATIIDAE)
- revoili, Georgia revoili J.R. Bourguignat, 1882 - (POMATIIDAE)
- revoili, Rochebrunia revoili J.R. Bourguignat, 1882 - syn of: Otopoma perrieri J.R. Bourguignat, 1881 - (POMATIIDAE)
- revoili, Valvata revoili J.R. Bourguignat, 1889 - (VALVATIDAE)
- Revoilia, syn of: Genus Georgia J.R. Bourguignat, 1882 (POMATIIDAE)
- revoluta, Tatara revoluta (Finlay, 1924 †) - (CANCELLARIIDAE) (FOSSIL)
- revoluta, Caryocorbula revoluta (G.B. Brocchi, 1814 †) - (CORBULIDAE) (FOSSIL)
- revoluta, Cycloscala revoluta (C. Hedley, 1899) - (EPITONIIDAE)
- revoluta, Epitonium revoluta C. Hedley, 1899 - syn of: Cycloscala revoluta (C. Hedley, 1899) - (EPITONIIDAE)
- revoluta, Plectopylis revoluta (L. Pfeiffer, 1867) - (PLECTOPYLIDAE)
- revoluta, Columella revoluta J.G. Jeffreys, 1830 - syn of: Columella edentula (J.P.R. Draparnaud, 1805) - (VERTIGINIDAE)
- revoluta avitensis, Caryocorbula revoluta avitensis A.E.M. Cossmann & M.A. Peyrot, 1909 - (CORBULIDAE)
- revoluta hoernesi, Caryocorbula revoluta hoernesi (A.E.M. Cossmann & M.A. Peyrot, 1909) - (CORBULIDAE)
- revolutum, Epitonium revolutum C. Hedley, 1899 - syn of: Cycloscala revoluta (C. Hedley, 1899) - (EPITONIIDAE)
- revolutus, Bulimus revolutus L. Parreyss in I. Krynicki, 1833 - syn of: Thoanteus gibber (I. Krynicki, 1833) - (BULIMULIDAE)
- revolutus, Bulimus revolutus E.A. Rossmässler, 1837 - syn of: Thoanteus gibber (I. Krynicki, 1833) - (BULIMULIDAE)
- revolutus, Valenciennius revolutus (V.V. Bogachev, 1931 †) - (LYMNAEIDAE) (FOSSIL)
- revolutus, Nelegerocornus revolutus Meshkova, 1974 † - (NELEGEROCORNIDAE) (FOSSIL)
- revolutus, Pecten revolutus O.G. Michelotti † - (PECTINIDAE) (FOSSIL)
- revolutus, Plectopylis revolutus L. Pfeiffer, 1867 - syn of: Plectopylis cyclaspis (W.H. Benson, 1859) - (PLECTOPYLIDAE)
- revolvens, Patellostium revolvens Williams & M. Breger, 1916 † - (BUCANIIDAE) (FOSSIL)
- revueltensis, Turbo revueltensis Stanton, 1947 † - (TURBINIDAE) (FOSSIL)
- rewa, Leporicypraea geographica rewa (W.R. Steadman & B.C. Cotton, 1943) - (CYPRAEIDAE)
- rewa, Turbonilla rewa A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- rex, Tropidoptera rex E.R. Sykes, 1904 - (AMASTRIDAE)
- rex, Ammonitoceras rex T.L. Casey, 1980 † - (ANCYLOCERATIDAE) (FOSSIL)
- rex, Opisoma rex Dubar, 1948 † - syn of: Opisoma excavatum Boehm, 1884 † - (ASTARTIDAE) (FOSSIL)
- rex, Tyrannoberingius rex Marincovich, 1981 † - (BUCCINIDAE) (FOSSIL)
- rex, Drymaeus rex A.S.H. Breure, 2009 - (BULIMULIDAE)
- rex, Grandinenia rex H. Nordsieck, 2007 - (CLAUSILIIDAE)
- rex, Grandinenia umbra rex H. Nordsieck, 2007 - (CLAUSILIIDAE)
- rex, Herilla bosniensis rex H. Nordsieck, 1971 - (CLAUSILIIDAE)
- rex, Megalophaedusa ducalis rex H.A. Pilsbry, 1905 - (CLAUSILIIDAE)
- rex, Gomphoceras rex Pacht, 1858 † - syn of: Mecynoceras rex (Pacht, 1858 †) - (DIESTOCERATIDAE) (FOSSIL)
- rex, Ogasawarana rex H. Minato, 1980 - (HELICINIDAE)
- rex, Malleus rex T. Iredale, 1939 - syn of: Malleus regula (P. Forsskål in C. Niebuhr, 1775) - (MALLEIDAE)
- rex, Volvarina rex (C.F. Laseron, 1957) - (MARGINELLIDAE)
- rex, Solamen rex T. Iredale, 1924 - syn of: Solamen spectabilis (A. Adams, 1862) - (MYTILIDAE)
- rex, Bolloceras rex Barrande, 1865 † - syn of: Metaphragmoceras verneuili (Barrande, 1865 †) - (NOTHOCERATIDAE) (FOSSIL)
- rex, Amphioctopus rex (A. Nateewathana & M.D. Norman, 1999) - (OCTOPODIDAE)
- rex, Pinacoceras rex Mojsisovics, 1873 † - (PINACOCERATIDAE) (FOSSIL)
- rex, Mecynoceras rex (Pacht, 1858 †) - (POTERIOCERATIDAE) (FOSSIL)
- rex, Comitas rex A.V. Sysoev, 1997 - (PSEUDOMELATOMIDAE)
- rex, Turbonilla rex K.H.J. Thiele, 1925 - (PYRAMIDELLIDAE)
- rex, Mormula rex (H.A. Pilsbry, 1904) - (PYRAMIDELLIDAE)
- rex, Rissoina rex H.A. Pilsbry, 1904 - syn of: Mormula rex (H.A. Pilsbry, 1904) - (RISSOINIDAE)
- rex, Sepia rex (T. Iredale, 1926) - (SEPIIDAE)
- rex, Grippina rex B.A. Marshall, 2002 - (SPHENIOPSIDAE)
- rex, Abranda rex T. Iredale, 1924 - (TELLINIDAE)
- rex, Coelotrochus rex (B.A. Marshall, 1998) - (TROCHIDAE)
- rex, Turbinella rex H.A. Pilsbry & Johnson, 1917 † - (TURBINELLIDAE) (FOSSIL)
- rex, Gongylostomella hilleri rex C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- rex, Lyria rex Hirase 1908 † - (VOLUTIDAE) (FOSSIL)
- Rexithaerus, Subgenus Macoma (Rexithaerus) Conrad, 1869 (TELLINIDAE) (FOSSIL)
- Rexithaerus, syn of: Genus Macoma W.E. Leach, 1819 (TELLINIDAE)
- Rexmela, Subgenus Melongena (Rexmela) Olsson & Harbison, 1953 (MELONGENIDAE) (FOSSIL)
- Rexmella, syn of: Subgenus Melongena (Rexmela) Olsson & Harbison, 1953 (MELONGENIDAE) (FOSSIL)
- reybaudia, Helix reybaudia A. Moquin-Tandon, 1855 - syn of: Chilostoma fontenillii alpinum (A. Michaud, 1831) - (HELICIDAE)
- reyeri, Pomacea reyeri A. Cousin, 1887 - (AMPULLARIIDAE)
- reyeri, Omphaloptycha reyeri E.A.L. Kittl, 1894 † - (COELOSTYLINIDAE) (FOSSIL)
- reyeri, Leislingites reyeri (Mojsisovics, 1893 †) - (THETIDITIDAE) (FOSSIL)
- reyesi, Ornatosinuitina reyesi (Fischer, 1969 †) - (BUCANELLIDAE) (FOSSIL)
- reyesi, Cancellaria reyesi Covacevich & D. Frassinetti, 1986 † - (CANCELLARIIDAE) (FOSSIL)
- reyesi, Araucanites reyesi Westermann & Riccardi, 1976 † - (SPHAEROCERATIDAE) (FOSSIL)
- reyesi, Sinuitina reyesi Fischer, 1969 † - syn of: Ornatosinuitina reyesi (Fischer, 1969 †) - (TROPIDODISCIDAE) (FOSSIL)
- reyi, Jimboiceras reyi M. Collignon, 1983 † - (DESMOCERATIDAE) (FOSSIL)
- Reymentella, Genus Reymentella Adegoke, 1977 (TURRITELLIDAE) (FOSSIL)
- reymenti, Benueites reymenti M. Collignon, 1966 † - (ACANTHOCERATIDAE) (FOSSIL)
- reymenti, Yubariceras reymenti (M. Collignon, 1967 †) - (ACANTHOCERATIDAE) (FOSSIL)
- reymenti, Cimomia reymenti O.S. Adegoke, 1977 † - (HERCOGLOSSIDAE) (FOSSIL)
- reymondi, Bulimus reymondi J.R. Bourguignat, 1863 - syn of: Bulimus raymondi J.R. Bourguignat, 1863 - (BULIMULIDAE)
- Reymondia, Genus Reymondia J.R. Bourguignat, 1885 (PALUDOMIDAE)
- reynali, Antillipecten reynali (D. Mongin, 1968 †) - (PECTINIDAE) (FOSSIL)
- reynaudi, Cellana reynaudi G.P. Deshayes, 1832 - syn of: Cellana radiata (I. von Born, 1778) - (NACELLIDAE)
- reynaudi, Patella reynaudi G.P. Deshayes, 1832 - syn of: Cellana radiata (I. von Born, 1778) - (PATELLIDAE)
- reynaudii, Loligo reynaudii D'Orbigny, 1841 - (LOLIGINIDAE)
- reynei, Neoteredo reynei (P. Bartsch, 1920) - (TEREDINIDAE)
- reynei, Teredo reynei P. Bartsch, 1920 - syn of: Neoteredo reynei (P. Bartsch, 1920) - (TEREDINIDAE)
- reynelli, Glessula reynelli G.P.L.K. Gude, 1914 - (SUBULINIDAE)
- reynelli immitis, Glessula reynelli immitis G.P.L.K. Gude, 1914 - (SUBULINIDAE)
- Reynellona, Genus Reynellona T. Iredale, 1917 (PICKWORTHIIDAE)
- Reynesella, syn of: Genus Hyperlioceras Buckman, 1907 (GRAPHOCERATIDAE) (FOSSIL)
- reynesi, Asteroceras reynesi (Fucini, 1903 †) - (ARIETITIDAE) (FOSSIL)
- reynesi, Tetraspidoceras reynesi (Reynes, 1879 †) - (COELOCERATIDAE) (FOSSIL)
- reynesi, Osperleioceras reynesi (Monestier, 1921 †) - (HILDOCERATIDAE) (FOSSIL)
- reynesi, Hildoceras reynesi Fucini, 1908 † - syn of: Arieticeras bertrandi Kilian, 1889 † - (HILDOCERATIDAE) (FOSSIL)
- Reynesia, Genus Reynesia Buckman, 1902 (GRAPHOCERATIDAE) (FOSSIL)
- reynesiana, Theodoxus reynesiana Dubreuil, 1869 - syn of: Theodoxus fluviatilis (C. Linnaeus, 1758) - (NERITIDAE)
- reynesianum, Hildoceras reynesianum Fucini, 1908 † - syn of: Arieticeras bertrandi Kilian, 1889 † - (HILDOCERATIDAE) (FOSSIL)
- Reynesoceras, Genus Reynesoceras Spath , 1936 (DACTYLIOCERATIDAE) (FOSSIL)
- Reynesocoeloceras, Genus Reynesocoeloceras Geczy , 1976 (DACTYLIOCERATIDAE) (FOSSIL)
- reyniesii, Bythinella reyniesii D. Dupuy, 1851 - syn of: Avenionia brevis reyniesii (D. Dupuy, 1851) - (BYTHINELLIDAE)
- reyniesii, Avenionia brevis reyniesii (D. Dupuy, 1851) - (HYDROBIIDAE)
- reynoldsi, Graysonites reynoldsi Kellum & Mintz, 1962 † - (ACANTHOCERATIDAE) (FOSSIL)
- reynoldsi, Montanomelon reynoldsi G.A. Solem, 1993 - (CAMAENIDAE)
- reynoldsii, Dendronotus reynoldsii J.P.Y. Couthouy, 1838 - syn of: Dendronotus frondosus (P. Ascanius, 1774) - (DENDRONOTIDAE)
- reynoldsii, Tritonia reynoldsii J.P.Y. Couthouy, 1838 - syn of: Dendronotus frondosus (P. Ascanius, 1774) - (TRITONIIDAE)
- reyrei, Pomacea reyrei A. Cousin, 1887 - syn of: Pomacea reyeri A. Cousin, 1887 - (AMPULLARIIDAE)
- reyrei, Columbinia reyrei (F.P. Jousseaume, 1887) - (CLAUSILIIDAE)
- reyrei, Lamellolucina reyrei (M. Nicklés, 1955) - (LUCINIDAE)
- reyteri, Pacaudina reyteri J.J. Vermeulen & al., 2010 † - (ANAHAMULINIDAE) (FOSSIL)
- reyti, Collonia reyti (A.E.M. Cossmann & M.A. Peyrot, 1916 †) - (COLLONIIDAE) (FOSSIL)
- reyti, Peasiella reyti A.E.M. Cossmann & M.A. Peyrot, 1917 † - syn of: Risella girondica É.A. Benoist, 1874 † - (LITTORINIDAE) (FOSSIL)
- reyti, Pseudonina reyti A.E.M. Cossmann & M.A. Peyrot, 1916 - syn of: Collonia reyti (A.E.M. Cossmann & M.A. Peyrot, 1916 †) - (NYSTIELLIDAE)
- reziae, Myophoria reziae Stoppani, 1861 † - (MYOPHORIIDAE) (FOSSIL)
- rezvoji, Camptoceras rezvoji (W.A. Lindholm, 1929) - (PLANORBIDAE)
- rhabdea, Mangelia rhabdea W.H. Dall, 1927 - (MANGELIIDAE)
- RHABDIDAE Chistikov, 1975 - Family (SCAPHOPODA-DENTALIIDA [Order])
- Rhabdiferoceras, Genus Rhabdiferoceras Flower, 1964 (BALTOCERATIDAE) (FOSSIL)
- Rhabdiferous, Genus Rhabdiferous (ELLESMEROCERIDA (UNASSIGNED)) (FOSSIL)
- rhabdiferum, Anrangeroceras rhabdiferum (Hook & Flower, 1977 †) - (RANGEROCERATIDAE) (FOSSIL)
- Rhabdites, Genus Rhabdites Zhuravleva, 1978 (ORTHOCERIDA (UNASSIGNED)) (FOSSIL)
- Rhabdobelus, Genus Rhabdobelus Dumortier, 1866 (HASTITIDAE) (FOSSIL)
- Rhabdocantha, Genus Rhabdocantha Fletcher, 1958 (PLATYCERATIDAE) (FOSSIL)
- Rhabdoceras, Genus Rhabdoceras Hauer , 1860 (RHABDOCERATIDAE) (FOSSIL)
- RHABDOCERATIDAE Tozer, 1979 - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-CERATITIDA [Order]-CHORISTOCERATOIDEA [Superfamily]) (FOSSIL)
- Rhabdochila, syn of: Genus Rostanga L.S.R. Bergh, 1879 (DISCODORIDIDAE)
- rhabdocolpoides, Pseudocerithium rhabdocolpoides F. Haas, 1953 † - (CRYPTAULACIDAE) (FOSSIL)
- Rhabdocolpus, Subgenus Procerithium (Rhabdocolpus) Fischer, 1964 (PROCERITHIIDAE) (FOSSIL)
- Rhabdoconcha, Subgenus Pseudomelania (Rhabdoconcha) Gemmellaro, 1878 (PSEUDOMELANIIDAE) (FOSSIL)
- Rhabdocycloceras, syn of: Genus Protocycloceras Hyatt & Zittel, 1900 (PROTOCYCLOCERATIDAE) (FOSSIL)
- rhabdodes, Rhabdodites rhabdodes Buckman † - (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- Rhabdodites, Genus Rhabdodites Buckman, 1923 (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- Rhabdoena, syn of: Genus Zebrina F. Held, 1837 (ENIDAE)
- Rhabdogulella, Subgenus Gulella (Rhabdogulella) F. Haas, 1934 (STREPTAXIDAE)
- Rhabdoherpia, Genus Rhabdoherpia L. Salvini-Plawιn, 1978 (HETEROHERPIIDAE)
- rhabdoides, Turbonilla rhabdoides (R.B. Watson, 1886) - (PYRAMIDELLIDAE)
- Rhabdokonia, syn of: Subgenus Ceratopoma (Palaeohelicina) A. Wagner, 1905 (HELICINIDAE)
- Rhabdopitaria, Genus Rhabdopitaria Palmer 1927 (VENERIDAE) (FOSSIL)
- Rhabdospira, syn of: Genus Beraunia Knight, 1937 (ORIOSTOMATIDAE) (FOSSIL)
- Rhabdostropha, Genus Rhabdostropha Donald, 1905 (LOXONEMATIDAE) (FOSSIL)
- rhabdota, Unitas rhabdota (J.F. Bayan, 1873 †) - (CANCELLARIIDAE) (FOSSIL)
- rhabdota, Xerocrassa rhabdota (R. Sturany, 1901) - (HYGROMIIDAE)
- rhabdota, Littorina rhabdota P. Dautzenberg & H. Fischer, 1915 - syn of: Littorina obtusata (C. Linnaeus, 1758) - (LITTORINIDAE)
- rhabdota, Turbonilla rhabdota (R.B. Watson, 1886) - (PYRAMIDELLIDAE)
- rhabdota, Valvata rhabdota R. Sturany, 1894 - (VALVATIDAE)
- rhabdota, Lyropupa rhabdota C.M. Cooke & H.A. Pilsbry, 1920 - (VERTIGINIDAE)
- rhabdota baldwiniana, Lyropupa rhabdota baldwiniana C.M. Cooke, 1920 - (VERTIGINIDAE)
- rhabdota lanaiensis, Lyropupa rhabdota lanaiensis C.M. Cooke, 1920 - (VERTIGINIDAE)
- rhabdota pluris, Lyropupa rhabdota pluris H.A. Pilsbry & C.M. Cooke, 1920 - (VERTIGINIDAE)
- Rhabdotakra, syn of: Subgenus Cochlostoma (Obscurella) S. Clessin, 1889 (COCHLOSTOMATIDAE)
- Rhabdotocochlis, Genus Rhabdotocochlis Knight, 1933 (EUOMPHALIDAE) (FOSSIL)
- rhabdotoides, Candidula rhabdotoides (A.J. Wagner, 1928) - (HYGROMIIDAE)
- Rhabdotophorus, Genus Rhabdotophorus Russell, 1935 (UNIONIDAE)
- rhabdotum, Striodentalium rhabdotum (H.A. Pilsbry, 1905) - (DENTALIIDAE)
- rhabdotus, Naesiotus rhabdotus F. Haas, 1951 - (BULIMULIDAE)
- Rhabdotus, syn of: Genus Rabdotus J.A. Albers, 1850 (BULIMULIDAE)
- rhabdotus, Amphidromus rhabdotus O.F. von Möllendorff, 1901 - syn of: Amphidromus rhodostylus O.F. von Möllendorff, 1901 - (CAMAENIDAE)
- rhabdus, Pterides rhabdus H.A. Pilsbry, 1909 - (LITHOGLYPHIDAE)
- Rhabdus, Genus Rhabdus H.A. Pilsbry & B. Sharp, 1897 (RHABDIDAE)
- rhabdus, Rectaxis rhabdus (H.A. Pilsbry, 1907) - (SPIRAXIDAE)
- Rhachidina, Genus Rhachidina K.H.J. Thiele, 1911 (CERASTUIDAE)
- Rhachis, Genus Rhachis J.A. Albers, 1850 (CERASTUIDAE)
- Rhachistia, Genus Rhachistia M.T. Connolly, 1925 (CERASTUIDAE)
- rhachitica, Turrithyra sinuosa rhachitica (C. de la Torre & P. Bartsch, 1938) - (POMATIIDAE)
- Rhachopea, syn of: Genus Schizopea Butts, 1926 (SINUOPEIDAE) (FOSSIL)
- rhacioformis, Wintonia rhacioformis Clark, 1965 † - (TURRILITIDAE) (FOSSIL)
- Rhacoceras, Genus Rhacoceras Hyatt, 1867 (PHYLLOCERATIDAE) (FOSSIL)
- Rhacodoris, syn of: Genus Dendrodoris C.G. Ehrenberg, 1831 (DENDRODORIDIDAE)
- Rhacophyllites, Genus Rhacophyllites Zittel , 1884 (DISCOPHYLLITIDAE) (FOSSIL)
- Rhacothyas, Genus Rhacothyas Εstrφm & Oliver, 2017 (THYASIRIDAE)
- Rhadella, Subgenus Macrochlamys (Rhadella) H.H. Godwin-Austen, 1914 (ARIOPHANTIDAE)
- rhadina, Parabalea peruviana rhadina H.A. Pilsbry, 1949 - (CLAUSILIIDAE)
- rhadina, Subcancilla rhadina (W.P. Woodring, 1928) - (MITRIDAE)
- rhadina, Nesopupa wesleyana rhadina C.M. Cooke & H.A. Pilsbry, 1920 - (VERTIGINIDAE)
- Rhadinites, Genus Rhadinites Saunders, 1973 (STENOGLAPHYRITIDAE) (FOSSIL)
- Rhadinoceras, Genus Rhadinoceras Hyatt, 1894 (NEPHRITICERATIDAE) (FOSSIL)
- rhadinus, Aphaostracon rhadinus F.G. Thompson, 1968 - (COCHLIOPIDAE)
- rhaeba, Vitreolina rhaeba (J.C. Melvill, 1906) - (EULIMIDAE)
- Rhaeboceras, Genus Rhaeboceras Meek , 1876 (SCAPHITIDAE) (FOSSIL)
- Rhaetavicula, Genus Rhaetavicula Cox, 1962 (PTERIIDAE) (FOSSIL)
- rhaetica, Protocardia rhaetica M.S. Merian, 1853 † - (CARDIIDAE) (FOSSIL)
- rhaetica, Chilostoma rhaetica P. von Ströbel, 1857 - (HELICIDAE)
- rhaetica, Turritella rhaetica (Moore) † - (TURRITELLIDAE) (FOSSIL)
- rhaetica, Periglypta rhaetica (Henry, 1876 †) - (VENERIDAE) (FOSSIL)
- rhaeticum, Choristoceras rhaeticum (Gümbel, 1861 †) - (CHORISTOCERATIDAE) (FOSSIL)
- rhaeticum, Chilostoma adelozona rhaeticum (P. von Ströbel, 1857) - (HELICIDAE)
- rhaeticum, Grypoceras rhaeticum Engeser & Reitner, 1992 † - (TAINOCERATIDAE) (FOSSIL)
- rhaeticus, Arcestes rhaeticus Clark, 1887 † - (ARCESTIDAE) (FOSSIL)
- rhaeticus, Arion rhaeticus H.R. Simroth, 1910 - syn of: Arion intermedius N.A.J. Normand, 1852 - (ARIONIDAE)
- rhaeticus, Chiton rhaeticus Moore, 1861 † - (CHITONIDAE) (FOSSIL)
- rhaeticus, Gryphochiton rhaeticus (C. Moore, 1861 †) - (GRYPHOCHITONIDAE) (FOSSIL)
- Rhaetidia, Genus Rhaetidia Bittner, 1895 (CARDIIDA (UNASSIGNED)) (FOSSIL)
- Rhaetomegalodon, Genus Rhaetomegalodon Vegh-Neubrandt, 1970 (MEGALODONTIDAE) (FOSSIL)
- Rhagada, Genus Rhagada J.A. Albers, 1860 (CAMAENIDAE)
- Rhaiphiale, Genus Rhaiphiale Saul, 1993 (VENERIDAE) (FOSSIL)
- rhambaensis, Turbonilla rhambaensis H.B. Preston, 1914 - syn of: Turbonilla rambhanensis (H.B. Preston, 1914) - (PYRAMIDELLIDAE)
- rhamnonota, Neophlycticeras rhamnonota Breistroffer 1947 † - (LYELLICERATIDAE) (FOSSIL)
- rhamnonotus, Ammonites rhamnonotus Seeley, 1865 † - syn of: Neophlycticeras blancheti (Pictet & Campiche, 1859 †) - (AMMONITIDA (unassigned)) (FOSSIL)
- rhamnonotus, Stoliczkaia rhamnonotus (Seeley) † - (LYELLICERATIDAE) (FOSSIL)
- rhamphidia, Salinator rhamphidia R.E. Golding, W.F. Ponder & M.M. Byrne, 2007 - (AMPHIBOLIDAE)
- Rhamphidoceras, Genus Rhamphidoceras Kennedy & Cobban, 1990 (ACANTHOCERATIDAE) (FOSSIL)
- Rhamphidonta, Genus Rhamphidonta F.R. Bernard, 1975 (LASAEIDAE)
- rhamphodes, Protapes rhamphodes (P.G. Oliver & E.A. Glover, 1996) - (VENERIDAE)
- rhamphodon, Acinolaemus rhamphodon F.G. Thompson & E.S. Upatham, 1997 - (HYPSELOSTOMATIDAE)
- Rhamphopoma, Genus Rhamphopoma F. Haas, 1955 (COCHLIOPIDAE)
- Rhampidoceras, Genus Rhampidoceras (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- rhanemensis, Platygoniatites rhanemensis W. Korn & Ebbighausen, 2006 † - (DELEPINOCERATIDAE) (FOSSIL)
- Rhaphaulus, syn of: Genus Raphaulus L. Pfeiffer, 1856 (PUPINIDAE)
- Rhaphibelus, Genus Rhaphibelus Naef, 1922 (BELEMNITIDA (UNASSIGNED)) (FOSSIL)
- Rhaphica, Subgenus Iglica (Rhaphica) H. Schόtt, 1975 (HYDROBIIDAE)
- Rhaphiellus, Subgenus Naesiotus (Rhaphiellus) L. Pfeiffer, 1856 (BULIMULIDAE)
- Rhaphiellus, syn of: Genus Naesiotus J.A. Albers, 1850 (BULIMULIDAE)
- Rhaphischisma, Genus Rhaphischisma Knight, 1936 (RHAPHISCHISMATIDAE) (FOSSIL)
- RHAPHISCHISMATIDAE Knight, 1956 - Family (GASTROPODA-VETIGASTROPODA [Subclass]-PLEUROTOMARIOIDEA [Superfamily]) (FOSSIL)
- Rhaphistoma, syn of: Genus Raphistoma Hall, 1847 (RAPHISTOMATIDAE) (FOSSIL)
- Rhaphistomella, Genus Rhaphistomella Kittl , 1891 (RHAPHISTOMELLIDAE) (FOSSIL)
- RHAPHISTOMELLIDAE Bandel, 2009 - Family (GASTROPODA-VETIGASTROPODA [Subclass]-PTYCHOMPHALOIDEA [Superfamily]) (FOSSIL)
- rhaphium, Eulima rhaphium R.B. Watson, 1897 - syn of: Vitreolina philippi (A.G. de Rayneval & G. Ponzi, 1854) - (EULIMIDAE)
- Rhaphium, syn of: Genus Eulimella E. Forbes & M' Andrew, 1846 (PYRAMIDELLIDAE)
- Rhapinema, Genus Rhapinema F.G. Thompson, 1970 (HYDROBIIDAE)
- rhazensis, Margaritifera rhazensis D. Mongin, 1968 † - (MARGARITIFERIDAE) (FOSSIL)
- rhea, Ryssota rhea (L. Pfeiffer, 1853) - (CHRONIDAE)
- rhea, Turbonilla rhea P. Bartsch, 1927 - (PYRAMIDELLIDAE)
- Rhealaria, Genus Rhealaria de Ryckholt, 1862 (COLOMBELLINIDAE) (FOSSIL)
- rhecta, Meganipha rhecta F.G. Thompson, 1978 - (POMATIIDAE)
- rhectogrammicus, Turbo rhectogrammicus W.H. Dall, 1892 † - (TURBINIDAE) (FOSSIL)
- Rhectomyax, Genus Rhectomyax Stewart, 1930 (CARDIIDA (UNASSIGNED)) (FOSSIL)
- Rheda, syn of: Genus Cavolinia P.C. Abildgaard, 1791 (CAVOLINIIDAE)
- rhedarius, Hippostratites rhedarius Buckman † - (MOLLUSCA INCERTAE SEDIS) (FOSSIL)
- Rhedensia, Genus Rhedensia Senesse, 1939 (HIPPURITIDA (UNASSIGNED)) (FOSSIL)
- rheginus, Conus rheginus Seguenza, 1880 † - (CONIDAE) (FOSSIL)
- rhegminum, Vasticardium rhegminum (P.G. Oliver & H.C.G. Chesney, 1997) - (CARDIIDAE)
- rhegoides, Amnicola rhegoides P.M.A. Morelet, 1851 - syn of: Aroapyrgus rhegoides (P.M.A. Morelet, 1851) - (AMNICOLIDAE)
- rhegoides, Aroapyrgus rhegoides (P.M.A. Morelet, 1851) - (COCHLIOPIDAE)
- rhegoides, Paludina rhegoides P.M.A. Morelet, 1851 - syn of: Aroapyrgus rhegoides (P.M.A. Morelet, 1851) - (VIVIPARIDAE)
- Rheiacardia, Genus Rheiacardia Rogalla, 2007 (HIPPOCARDIIDAE) (FOSSIL)
- rhektos, Acteon rhektos Á. Valdés, 2008 - (ACTEONIDAE)
- rhenana, Archanodon rhenana (Beushausen, 1890 †) - (AMNIGENIIDAE) (FOSSIL)
- rhenana, Frechenia rhenana H. Nordsieck, 2014 † - (HELICIDAE) (FOSSIL)
- rhenana, Hippocardia rhenana Beushausen, 1895 † - (HIPPOCARDIIDAE) (FOSSIL)
- rhenana, Lartetia rhenana R. Lais, 1935 - syn of: Bythiospeum rhenanum (R. Lais, 1935) - (MOITESSIERIIDAE)
- rhenana, Pedasiola rhenana Spriesterbach, 1919 † - (PTEROTHECIDAE) (FOSSIL)
- rhenana, Viviparus rhenana C.R. Böttger, 1912 - syn of: Viviparus viviparus (C. Linnaeus, 1758) - (VIVIPARIDAE)
- Rhenania, Genus Rhenania Waagen, 1907 (TRIGONIIDA (UNASSIGNED)) (FOSSIL)
- Rhenanomya, Genus Rhenanomya La Rocque, 1969 (BIVALVIA INCERTAE SEDIS) (FOSSIL)
- rhenanum, Conocardium rhenanum Beushausen, 1895 † - syn of: Hippocardia rhenana Beushausen, 1895 † - (CONOCARDIIDAE) (FOSSIL)
- rhenanum, Carychium rhenanum Strauch, 1977 † - (ELLOBIIDAE) (FOSSIL)
- rhenanum, Bythiospeum rhenanum (R. Lais, 1935) - (HYDROBIIDAE)
- rhenanum turneri, Bythiospeum rhenanum turneri R. Bernasconi, 1997 - (HYDROBIIDAE)
- rhenanus, Jujubinus rhenanus (M.S. Merian in C.L.F. von Sandberger, 1860 †) - (TROCHIDAE) (FOSSIL)
- rhenanus, Unio rhenanus W. Kobelt, 1886 - syn of: Unio tumidus A. Retzius, 1788 - (UNIONIDAE)
- Rhenea, syn of: Genus Delos F.W. Hutton, 1904 (RHYTIDIDAE)
- rhenohercynia, Guerichina infundibulum rhenohercynia Alberti, 1997 † - (PENEAUIIDAE) (FOSSIL)
- Rhenomphalus, Genus Rhenomphalus Bandel & Frύda, 1998 (EUOMPHALOIDEA (UNASSIGNED)) (FOSSIL)
- Rhenozyga, Genus Rhenozyga Frύda, 2000 (PALAEOZYGOPLEURIDAE) (FOSSIL)
- rhensiensis, Goniophora rhensiensis Eichele, 2014 † - (MODIOMORPHIDAE) (FOSSIL)
- rheophila, Hydrobia rheophila J.C. Bequaert & W.J. Clench, 1936 - (HYDROBIIDAE)
- rheophilus, Somatogyrus rheophilus F.G. Thompson, 1984 - (LITHOGLYPHIDAE)
- rherisensis, Erfoudites rherisensis W. Korn, 1999 † - (SPORADOCERATIDAE) (FOSSIL)
- Rherisites, Genus Rherisites Klug , 2001 (MIMAGONIATITIDAE) (FOSSIL)
- rheuma, Fusus rheuma K.T. Menke, 1851 - syn of: Fusinus colus (C. Linnaeus, 1758) - (FASCIOLARIIDAE)
- rhicna, Architectonica rhicna W.P. Woodring, 1959 † - (ARCHITECTONICIDAE) (FOSSIL)
- Rhiglyphostoma, Subgenus Glyphostoma (Rhiglyphostoma) Woodring, 1970 (CLATHURELLIDAE) (FOSSIL)
- Rhiglyphostoma, syn of: Genus Glyphostoma W.M. Gabb, 1872 (CLATHURELLIDAE)
- rhigomaches, Mathilda rhigomaches J.C. Melvill & R. Standen, 1912 - (MATHILDIDAE)
- rhina, Calliotropis rhina (R.B. Watson, 1886) - (CALLIOTROPIDAE)
- rhina, Caymanabyssia rhina B.A. Marshall, 1986 - (CAYMANABYSSIIDAE)
- rhina, Solariella rhina (R.B. Watson, 1886) - (SOLARIELLIDAE)
- rhina, Trochus rhina R.B. Watson, 1886 - syn of: Calliotropis rhina (R.B. Watson, 1886) - (TROCHIDAE)
- Rhineoderma, Genus Rhineoderma de Koninck, 1883 (PLATYCERATIDAE) (FOSSIL)
- rhines, Ophiodermella rhines W.H. Dall, 1908 - syn of: Ophiodermella cancellata (P.P. Carpenter, 1864) - (BORSONIIDAE)
- rhinetes, Nassarius rhinetes S.S. Berry, 1953 - (NASSARIIDAE)
- rhinion, Holospira rhinion F.G. Thompson & E.L. Mihalcik, 2005 - (UROCOPTIDAE)
- Rhinocantha, syn of: Genus Bolinus G.G. Pusch, 1837 (MURICIDAE)
- rhinoceras, Callomphala rhinoceras (F.P. Jousseaume, 1881) - (SKENEIDAE)
- rhinoceras, Teinostoma rhinoceras F.P. Jousseaume, 1881 - syn of: Callomphala rhinoceras (F.P. Jousseaume, 1881) - (TORNIDAE)
- rhinoceros, Meioceras rhinoceros M. Pizzini, B.K. Raines & A. Vannozzi, 2013 - (CAECIDAE)
- rhinoceros, Blasicrura pallidula rhinoceros (S.M. Souverbie, 1865) - (CYPRAEIDAE)
- rhinoceros, Cymatium rhinoceros P.F. Röding, 1798 - syn of: Cymatium lotorium (C. Linnaeus, 1758) - (RANELLIDAE)
- rhinoceros, Anticlimax rhinoceros F. Rubio & E. Rolán, 2014 - (TORNIDAE)
- rhinoceros, Vasum rhinoceros (J.F. Gmelin, 1791) - (TURBINELLIDAE)
- rhinoceros, Voluta rhinoceros J.F. Gmelin, 1791 - syn of: Vasum rhinoceros (J.F. Gmelin, 1791) - (VOLUTIDAE)
- rhinoceros attolinoi, Vasum rhinoceros attolinoi T. Cossignani, 2017 - (TURBINELLIDAE)
- rhinocerotica, Chloritis rhinocerotica (P.M. Heude, 1890) - (CAMAENIDAE)
- rhinocerus, Coroceras rhinocerus (Mojsisovics, 1875 †) - (LOBITIDAE) (FOSSIL)
- rhinocerus, Vasum rhinocerus J.F. Gmelin, 1791 - syn of: Vasum rhinoceros (J.F. Gmelin, 1791) - (TURBINELLIDAE)
- Rhinoclama, Genus Rhinoclama A. Powell, 1937 (CUSPIDARIIDAE)
- Rhinoclavis, Genus Rhinoclavis W.J. Swainson, 1840 (CERITHIIDAE)
- Rhinoclavus, syn of: Genus Rhinoclavis W.J. Swainson, 1840 (CERITHIIDAE)
- Rhinocochlis, Genus Rhinocochlis K.H.J. Thiele, 1931 (DYAKIIDAE)
- Rhinocoryne, Genus Rhinocoryne E.C. Von Martens, 1900 (BATILLARIIDAE)
- Rhinoderma, syn of: Genus Rhineoderma de Koninck, 1883 (PLATYCERATIDAE) (FOSSIL)
- Rhinodiaphana, syn of: Genus Philine P. Ascanius, 1772 (PHILINIDAE)
- Rhinodomus, syn of: Genus Phos P.D. Montfort, 1810 (NASSARIIDAE)
- Rhinomelania, Genus Rhinomelania E.C. Von Martens, 1901 (PLEUROCERIDAE)
- Rhinomya, syn of: Genus Rhinoclama A. Powell, 1937 (CUSPIDARIIDAE)
- rhinophora, Glyphiteuthis rhinophora A. Fuchs & al., 2010 † - (TROCHOLITIDAE) (FOSSIL)
- rhinorma, Okenia rhinorma W.B. Rudman, 2007 - (GONIODORIDIDAE)
- Rhinus, Genus Rhinus J.A. Albers, 1860 (SIMPULOPSIDAE)
- Rhiopoma, Genus Rhiopoma F.G. Thompson, 1958 (TRUNCATELLIDAE) (FOSSIL)
- Rhiostoma, Genus Rhiostoma W.H. Benson, 1860 (CYCLOPHORIDAE)
- rhiostoma, Opisthoporus rhiostoma P.V. Gredler, 1902 - (CYCLOPHORIDAE)
- rhipaeum, Aenigmatoceras rhipaeum Ruzhencev & Bogoslovskaya, 1978 † - (CRAVENOCERATIDAE) (FOSSIL)
- rhipaeum, Artioceras rhipaeum (Ruzhentsev, 1939 †) - (MEDLICOTTIIDAE) (FOSSIL)
- rhipaeus, Lagowites rhipaeus Bogoslovsky, 1957 † - (PRAEGLYPHIOCERATIDAE) (FOSSIL)
- rhipaeus, Michiganites rhipaeus Kuzina, 1980 † - (PROLECANITIDA (UNASSIGNED)) (FOSSIL)
- Rhiphaeites, syn of: Genus Eothinites Ruzhencev , 1933 (METALEGOCERATIDAE) (FOSSIL)
- Rhiphaeoceras, Genus Rhiphaeoceras Ruzhentsev & Shimanskiy, 1954 (RHIPHAEOCERATIDAE) (FOSSIL)
- RHIPHAEOCERATIDAE Ruzhentsev & Shimanskiy, 1954 - Family (CEPHALOPODA-NAUTILOIDEA [Subclass]-NAUTILIDA [Order]-TAINOCERATOIDEA [Superfamily]) (FOSSIL)
- Rhiphaeoclymenia, Genus Rhiphaeoclymenia Bogoslovskij, 1981 (BILOCLYMENIIDAE) (FOSSIL)
- Rhiphaeocyclus, Genus Rhiphaeocyclus Kuzina, 1973 (PERICYCLIDAE) (FOSSIL)
- Rhiphaeonautilus, Genus Rhiphaeonautilus Ruzhentsev & Shimanskiy, 1954 (RHIPHAEOCERATIDAE) (FOSSIL)
- RHIPHAEOTEUTHIDAE Doguzhaeva, 2002 - Family (CEPHALOPODA-COLEOIDEA [Subclass]-DONOVANICONIDA [Order]) (FOSSIL)
- Rhiphaeoteuthis, Genus Rhiphaeoteuthis Doguzhaeva, 2002 (RHIPHAEOTEUTHIDAE) (FOSSIL)
- rhiphaeum, Nipageroceras rhiphaeum P.A. Zhuravleva, 1972 † - syn of: Lysagoroceras subfusiforme (Münster, 1840 †) - (DISCOSORIDA (unassigned)) (FOSSIL)
- rhipidata, Annachlamys rhipidata Beu & Darragh 2001 † - (PECTINIDAE) (FOSSIL)
- Rhipidodonta, Genus Rhipidodonta O.A.L. Mφrch, 1853 (HYRIIDAE)
- Rhipidoherpia, Genus Rhipidoherpia L. Salvini-Plawιn, 1978 (RHIPIDOHERPIIDAE)
- RHIPIDOHERPIIDAE Salvini-Plawen, 1978 - Family (SOLENOGASTRES-SOLENOGASTRES [Subclass]-CAVIBELONIA [Order])
- Rhipophos, Genus Rhipophos Woodring, 1964 (NASSARIIDAE) (FOSSIL)
- rhips, Epitonium rhips (R.B. Watson, 1897) - (EPITONIIDAE)
- rhips, Rimula rhips D.G. Herbert & R.N. Kilburn, 1986 - (FISSURELLIDAE)
- Rhipsauchenia, syn of: Genus Cristataria W. von Vest, 1867 (CLAUSILIIDAE)
- Rhipsites, Genus Rhipsites Zhuravleva, 1978 (ORTHOCERIDA (UNASSIGNED)) (FOSSIL)
- rhissa, Aclis rhissa W.H. Dall, 1927 - syn of: Aclis rhyssa W.H. Dall, 1927 - (ACLIDIDAE)
- rhithymna, Xerocrassa rhithymna Hausdorf & Sauer, 2009 - (HYGROMIIDAE)
- rhitymna, Xerocrassa rhitymna B. Hausdorf & J. Sauer, 2009 - syn of: Xerocrassa rihitymna B. Hausdorf & J. Sauer, 2009 - (HYGROMIIDAE)
- Rhizobranchus, syn of: Genus Elysia A. Risso, 1818 (PLAKOBRANCHIDAE)
- Rhizochilus, Genus Rhizochilus J.J.S. Steenstrup, 1850 (MURICIDAE)
- Rhizoconus, Genus Rhizoconus O.A.L. Mφrch, 1852 (CONIDAE)
- rhizoecus, Keletistes rhizoecus P.G. Oliver, 1986 - (LUCINIDAE)
- rhizophila, Mainwaringia rhizophila D.G. Reid, 1986 - (LITTORINIDAE)
- rhizophorae, Crassostrea rhizophorae (L. Guilding, 1828) - (OSTREIDAE)
- rhizophorae, Ividella rhizophorae (L.G. Hertlein & A.M. Strong, 1951) - (PYRAMIDELLIDAE)
- rhizophorae praia, Crassostrea rhizophorae praia (J.B.P.A. Lamarck, 1819) - syn of: Crassostrea praia (J.B.P.A. Lamarck, 1819) - (OSTREIDAE)
- rhizophorae praia, Ostrea rhizophorae praia H.F.A. von Ihering, 1907 - syn of: Crassostrea praia (J.B.P.A. Lamarck, 1819) - (OSTREIDAE)
- rhizophorarum, Andrefrancia rhizophorarum (J. Gassies, 1865) - (ENDODONTIDAE)
- rhizophorarum, Cerithidea rhizophorarum A. Adams, 1855 - (POTAMIDIDAE)
- rhizophorarum freytagi, Cerithidea rhizophorarum freytagi W. Kobelt, 1898 - (POTAMIDIDAE)
- rhizophorarum morchii, Cerithidea rhizophorarum morchii A. Adams, 1855 - (POTAMIDIDAE)
- rhizophorarum rollei, Cerithidea rhizophorarum rollei W. Kobelt, 1890 - syn of: Cerithidea scalariformis (T. Say, 1825) - (POTAMIDIDAE)
- rhizophorarum weyersi, Cerithidea rhizophorarum weyersi (P. Dautzenberg, 1899) - syn of: Cerithidea weyersi (P. Dautzenberg, 1899) - (POTAMIDIDAE)
- Rhizophorimurex, syn of: Genus Naquetia F.P. Jousseaume, 1880 (MURICIDAE)
- RHIZORIDAE Dell, 1952 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-CEPHALASPIDEA [Order]-BULLOIDEA [Superfamily])
- Rhizorus, Genus Rhizorus P.D. Montfort, 1810 (RHIZORIDAE)
- rhoadsae, Volutaxis rhoadsae (H.A. Pilsbry, 1899) - (SPIRAXIDAE)
- rhoadsi, Drymaeus rhoadsi H.A. Pilsbry, 1932 - (BULIMULIDAE)
- rhoadsi, Marinula rhoadsi H.A. Pilsbry, 1910 - (ELLOBIIDAE)
- rhoadsi, Linisia rhoadsi (H.A. Pilsbry, 1899) - (POLYGYRIDAE)
- rhoadsi, Proameria rhoadsi (H.A. Pilsbry, 1899) - (SPIRAXIDAE)
- rhoadsi, Lyroconus rhoadsi (H.A. Pilsbry, 1919) - (THYSANOPHORIDAE)
- rhoadsi, Metasterkia eyriesii rhoadsi (H.A. Pilsbry, 1899) - (VERTIGINIDAE)
- rhoadsi, Glyphyalinia rhoadsi H.A. Pilsbry, 1899 - (ZONITIDAE)
- rhoda, Sepia rhoda (T. Iredale, 1954) - (SEPIIDAE)
- Rhodacmaea, syn of: Genus Rhodacmea B. Walker, 1917 (PLANORBIDAE)
- rhodacme, Peronaeus rhodacme (L. Pfeiffer, 1842) - (BULIMULIDAE)
- rhodacme, Lienardia rhodacme (J.C. Melvill & R. Standen, 1896) - (CLATHURELLIDAE)
- rhodacme, Mangelia rhodacme J.C. Melvill & R. Standen, 1896 - syn of: Lienardia rhodacme (J.C. Melvill & R. Standen, 1896) - (MANGELIIDAE)
- Rhodacme, syn of: Genus Rhodacmea B. Walker, 1917 (PLANORBIDAE)
- Rhodacmea, Genus Rhodacmea B. Walker, 1917 (PLANORBIDAE)
- rhodae, Anachis rhodae G.E. Radwin, 1968 - (COLUMBELLIDAE)
- rhodanense, Neophlycticeras rhodanense Delamette, 1983 † - (LYELLICERATIDAE) (FOSSIL)
- rhodani, Moitessieria rhodani Coutagne, 1883 - (MOITESSIERIIDAE)
- rhodani, Anodonta rhodani J.R. Bourguignat, 1881 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- rhodanica, Dumortieria rhodanica Haug, 1887 † - syn of: Dumortieria radians (Reinecke, 1818 †) - (HILDOCERATIDAE) (FOSSIL)
- rhodanica, Ardesciella rhodanica (Mazenot, 1939 †) - (HIMALAYITIDAE) (FOSSIL)
- rhodanica, Melanopsis rhodanica É.A.A. Locard, 1883 † - (MELANOPSIDAE) (FOSSIL)
- rhodanica, Anodonta rhodanica É.A.A. Locard, 1893 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- rhodanicum, Tetraspidoceras rhodanicum (Buckman, 1918 †) - (COELOCERATIDAE) (FOSSIL)
- rhodanicum, Lytoceras rhodanicum Monestier, 1931 † - (LYTOCERATIDAE) (FOSSIL)
- rhodanos, Gemixystus rhodanos R. Houart, 2004 - (MURICIDAE)
- rhodanus, Gemixystus rhodanus R. Houart, 2004 - syn of: Gemixystus rhodanos R. Houart, 2004 - (MURICIDAE)
- rhodarion, Austromitra rhodarion (R.N. Kilburn, 1972) - (COSTELLARIIDAE)
- rhodea, Acanthochitona rhodea (H.A. Pilsbry, 1893) - (ACANTHOCHITONIDAE)
- Rhodea, Genus Rhodea H. Adams & A. Adams, 1855 (SUBULINIDAE)
- rhodense, Deroceras rhodense L. Forcart, 1972 - (AGRIOLIMACIDAE)
- rhodensis, Corymbina rhodensis Bukowski, 1892 † - (LYMNAEIDAE) (FOSSIL)
- rhodensis, Viviparus rhodensis Bukowski, 1892 † - (VIVIPARIDAE) (FOSSIL)
- rhodensis acramiticus, Viviparus rhodensis acramiticus Bukowski, 1892 † - (VIVIPARIDAE) (FOSSIL)
- rhodensis athiadica, Corymbina rhodensis athiadica Bukowski, 1892 † - (LYMNAEIDAE) (FOSSIL)
- rhodensis monachorum, Corymbina rhodensis monachorum Bukowski, 1892 † - (LYMNAEIDAE) (FOSSIL)
- rhodensis monolithicus, Viviparus rhodensis monolithicus Willmann, 1981 † - (VIVIPARIDAE) (FOSSIL)
- rhodensis sulcatus, Viviparus rhodensis sulcatus (Magrograssi, 1928 †) - (VIVIPARIDAE) (FOSSIL)
- rhodesiensis, Homo rhodesiensis Woodward, 1921 † - syn of: Homo heidelbergensis Schoetensack, 1908 † - (Hominidae) (FOSSIL)
- rhodesiensis, Biomphalaria rhodesiensis G. Mandahl-Barth, 1957 - (PLANORBIDAE)
- rhodestoma, Australium rhodestoma J.B.P.A. Lamarck, 1822 † - (TURBINIDAE) (FOSSIL)
- rhodia, Granopupa rhodia (J.R. Roth, 1839) - (CHONDRINIDAE)
- rhodia, Albinaria brevicollis rhodia (C. Pollonera, 1916) - (CLAUSILIIDAE)
- rhodia, Metafruticicola pellita rhodia (A.E.J. Férussac, 1819) - (HYGROMIIDAE)
- rhodia, Margarites rhodia W.H. Dall, 1921 - (MARGARITIDAE)
- rhodia, Mitra rhodia L.A. Reeve, 1845 - syn of: Mitra carbonaria W.J. Swainson, 1822 - (MITRIDAE)
- rhodia, Sandalia rhodia A. Adams, 1854 - syn of: Sandalia triticea (J.B.P.A. Lamarck, 1810) - (OVULIDAE)
- rhodia, Primovula rhodia J.K. Allan, 1956 - syn of: Sandalia triticea (J.B.P.A. Lamarck, 1810) - (OVULIDAE)
- rhodia, Primovula rhodia A. Adams, 1854 - syn of: Sandalia triticea (J.B.P.A. Lamarck, 1810) - (OVULIDAE)
- rhodia, Ovula rhodia A. Adams, 1854 - syn of: Sandalia triticea (J.B.P.A. Lamarck, 1810) - (OVULIDAE)
- rhodia, Primovula rhodia F.A. Schilder, 1932 - syn of: Simnia aperta (G.B. II Sowerby, 1849) - (OVULIDAE)
- rhodia taurica, Granopupa rhodia taurica (J.R. Roth, 1839) - (CHONDRINIDAE)
- rhodiensis, Rhodopyrgula rhodiensis (Bukowski, 1896 †) - (HYDROBIIDAE) (FOSSIL)
- rhodiensis, Hydrobia rhodiensis J.R. Tournouër in Fischer, 1877 † - (HYDROBIIDAE) (FOSSIL)
- rhodiensis, Theodoxus rhodiensis (J.R. Tournouër in Fischer, 1877 †) - (NERITIDAE) (FOSSIL)
- rhodiensis solida, Rhodopyrgula rhodiensis solida Willmann, 1981 † - (HYDROBIIDAE) (FOSSIL)
- Rhodigina, syn of: Genus Gymnodoris W. Stimpson, 1855 (GYMNODORIDIDAE)
- rhodina, Calliclava rhodina J.H. McLean & L.H. Poorman, 1971 - (DRILLIIDAE)
- Rhodina, syn of: Genus Plicaxis E.R. Sykes, 1903 (SUBULINIDAE)
- Rhodinoliotia, Genus Rhodinoliotia J.R. le B. Tomlin & L.J. Shackleford, 1915 (LIOTIIDAE)
- rhodinosphaera, Pusia rhodinosphaera J.C. Melvill, 1888 - syn of: Atlantilux rubra (W.J. Broderip, 1836) - (COSTELLARIIDAE)
- rhodinostoma, Bulimus rhodinostoma D'Orbigny, 1835 - syn of: Bahiensis rhodinostoma (A.V.M.D. D'Orbigny, 1835) - (BULIMULIDAE)
- rhodinostoma, Helix rhodinostoma D'Orbigny, 1835 - syn of: Bahiensis rhodinostoma (A.V.M.D. D'Orbigny, 1835) - (HELICIDAE)
- rhodinostoma, Bahiensis rhodinostoma (A.V.M.D. D'Orbigny, 1835) - (ODONTOSTOMIDAE)
- rhodium, Neptunea antiqua rhodium W.H. Dall, 1919 - (BUCCINIDAE)
- rhodium, Ovula rhodium A. Adams, 1854 - syn of: Sandalia triticea (J.B.P.A. Lamarck, 1810) - (OVULIDAE)
- rhodium lyperium, Buccinum rhodium lyperium D.O. Alexeyev, 2002 - syn of: Buccinum lyperium W.H. Dall, 1919 - (BUCCINIDAE)
- rhodius, Zonites rhodius E.C. Von Martens, 1889 - (ZONITIDAE)
- rhodius elatior, Zonites rhodius elatior E.C. Von Martens, 1889 - (ZONITIDAE)
- rhodius martensi, Zonites rhodius martensi G.J. Pfeffer, 1930 - (ZONITIDAE)
- rhodius symius, Zonites rhodius symius G.J. Pfeffer, 1930 - (ZONITIDAE)
- Rhodocephala, Subgenus Rhodacmea (Rhodocephala) B. Walker, 1917 (PLANORBIDAE)
- rhodoceras, Acanthodoris rhodoceras T.D.A. Cockerell & C.N.E. Eliot, 1905 - (ONCHIDORIDIDAE)
- rhodocheilus, Eurytus rhodocheilus (L.A. Reeve, 1849) - (AMPHIBULIMIDAE)
- rhodocheilus, Dryptus rhodocheilus L.A. Reeve, 1848 - syn of: Eurytus rhodocheilus (L.A. Reeve, 1849) - (AMPHIBULIMIDAE)
- rhodocheilus, Murex rhodocheilus P.P. King & W.J. Broderip, 1832 - syn of: Hexaplex brassica (J.B.P.A. Lamarck, 1822) - (MURICIDAE)
- rhodochroa, Vexillum rhodochroa R.P.J. Hervier, 1897 - syn of: Atlantilux rubra (W.J. Broderip, 1836) - (COSTELLARIIDAE)
- rhodochroa, Agladrillia rhodochroa (P. Dautzenberg, 1900) - (DRILLIIDAE)
- rhodochroa, Mitra rhodochroa R.P.J. Hervier, 1898 - syn of: Atlantilux rubra (W.J. Broderip, 1836) - (MITRIDAE)
- rhodocolpa, Theodoxus rhodocolpa G.J. De Cristofori & G. Jan, 1830 - syn of: Theodoxus fluviatilis (C. Linnaeus, 1758) - (NERITIDAE)
- rhododendron, Conus rhododendron J.C. Jay, 1839 - syn of: Textilia adamsonii (W.J. Broderip, 1836) - (CONIDAE)
- rhododendronis, Vitrea rhododendronis F. Riedel, 1966 - (PRISTILOMATIDAE)
- Rhododerma, Subgenus Helix (Rhododerma) P. Hesse, 1918 (HELICIDAE)
- Rhododerma, syn of: Genus Helix C. Linnaeus, 1758 (HELICIDAE)
- rhodolarynx, Bostryx rhodolarynx (L.A. Reeve, 1849) - (BULIMULIDAE)
- rhodolarynx apurimacensis, Bostryx rhodolarynx apurimacensis W.H. Dall, 1917 - (BULIMULIDAE)
- rhodolarynx papillatus, Bostryx rhodolarynx papillatus (P.M.A. Morelet, 1860) - (BULIMULIDAE)
- rhodolithophilus, Ischnochiton rhodolithophilus K.B. Clark, 2000 - (ISCHNOCHITONIDAE)
- rhodomphala, Ethaliella rhodomphala (E.A. Smith, 1903) - (TROCHIDAE)
- rhodomphalus, Monilea rhodomphalus S.M. Souverbie in S.M. Souverbie & R.P. Montrouzier, 1875 - (TROCHIDAE)
- rhodon, Tellina rhodon S.C.T. Hanley, 1844 - (TELLINIDAE)
- Rhodonyx, Subgenus Amphibulima (Rhodonyx) P. Fischer, 1873 (AMPHIBULIMIDAE)
- rhodoparum, Balea rhodoparum J. Urbanski, 1960 - (CLAUSILIIDAE)
- rhodope, Borsonella rhodope W.H. Dall, 1919 - syn of: Rhodopetoma diaulax (W.H. Dall, 1908) - (BORSONIIDAE)
- rhodope, Rhodopetoma rhodope W.H. Dall, 1919 - syn of: Rhodopetoma diaulax (W.H. Dall, 1908) - (PSEUDOMELATOMIDAE)
- Rhodope, Genus Rhodope R.A. von Koelliker, 1847 (RHODOPIDAE)
- rhodopensis, Bythinella rhodopensis P. Glöer & D.G. Georgiev, 2011 - (BYTHINELLIDAE)
- rhodopensis, Laciniaria plicata rhodopensis H. Nordsieck, 2008 - (CLAUSILIIDAE)
- rhodopensis, Helix rhodopensis W. Kobelt, 1906 - syn of: Campylaea trizona rumelica (E.A. Rossmässler, 1838) - (HELICIDAE)
- rhodopensis, Radomaniola rhodopensis P. Glöer & D.G. Georgiev, 2009 - (HYDROBIIDAE)
- rhodopensis, Vitrina rhodopensis A.J. Wagner, 1911 - syn of: Vitrina pellucida (O.F. Müller, 1774) - (VITRINIDAE)
- rhodopeplus, Iberus gualtieranus rhodopeplus J.B. Aguilar-Amat, 1925 - (HELICIDAE)
- Rhodopetala, Genus Rhodopetala W.H. Dall, 1921 (ACMAEIDAE)
- Rhodopetoma, Genus Rhodopetoma P. Bartsch, 1944 (PSEUDOMELATOMIDAE)
- rhodophila, Rothelix rhodophila D.M. Reeder & W.B. Miller, 1987 - (HELMINTHOGLYPTIDAE)
- RHODOPIDAE Ihering, 1876 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-MURCHISONELLOIDEA [Superfamily])
- Rhodopiella, syn of: Genus Laciniaria J.D.W. Hartmann, 1844 (CLAUSILIIDAE)
- Rhodoplana, Genus Rhodoplana A.J.B.M. Vayssiθre, 1906 (RHODOPIDAE) (FOSSIL)
- rhodoplax, Cryptoplax rhodoplax H.A. Pilsbry, 1901 - (CRYPTOPLACIDAE)
- Rhodoplax, syn of: Genus Ischnochiton J.E. Gray, 1847 (ISCHNOCHITONIDAE)
- rhodopos, Facelina rhodopos N. Yonow, 2000 - (FACELINIDAE)
- rhodopyga, Cyrenoida rhodopyga E.C. Von Martens, 1891 - syn of: Cyrenoida dupontia L. de Joannis, 1835 - (CYRENOIDIDAE)
- Rhodopyrgula, Genus Rhodopyrgula Willmann, 1981 (HYDROBIIDAE) (FOSSIL)
- rhodora, Tellina rhodora R.B. Hinds, 1845 - (TELLINIDAE)
- rhodoraphe, Achatinella rhodoraphe E.A. Smith, 1873 - syn of: Achatinella curta W. Newcomb, 1853 - (ACHATINELLIDAE)
- rhodospira, Auris rhodospira V.L.V. Potiez & A. Michaud, 1835 - (BULIMULIDAE)
- rhodospira vulgaris, Auris rhodospira vulgaris S. Moricand, 1836 - (BULIMULIDAE)
- rhodostoma, Archachatina rhodostoma (R.A. Philippi, 1849) - (ACHATINIDAE)
- rhodostoma, Acusta tourannensis rhodostoma (O.F. von Möllendorff, 1884) - (BRADYBAENIDAE)
- rhodostoma, Bursa rhodostoma (G.B. II Sowerby, 1835) - (BURSIDAE)
- rhodostoma, Cerithium rhodostoma A. Adams, 1855 - syn of: Ataxocerithium serotinum (Adams, 1855) - (CERITHIIDAE)
- rhodostoma, Cassidula rhodostoma J.B. Hombron & C.H. Jacquinot, 1848 - (ELLOBIIDAE)
- Rhodostoma, syn of: Genus Cassidula J.E. Gray, 1847 (ELLOBIIDAE)
- rhodostoma, Latirus rhodostoma (A. Adams, 1855) - (FASCIOLARIIDAE)
- rhodostoma, Benimakia rhodostoma (R.W. Dunker, 1860) - (FASCIOLARIIDAE)
- rhodostoma, Plicatella rhodostoma R.W. Dunker, 1860 - syn of: Benimakia rhodostoma (R.W. Dunker, 1860) - (FASCIOLARIIDAE)
- rhodostoma, Theba rhodostoma J.P.R. Draparnaud, 1801 - syn of: Theba pisana (O.F. Müller, 1774) - (HELICIDAE)
- rhodostoma, Helicina rhodostoma J.E. Gray, 1824 - (HELICINIDAE)
- rhodostoma, Rapana rhodostoma A. Adams, 1855 - syn of: Latirus rhodostoma (A. Adams, 1855) - (MURICIDAE)
- rhodostoma, Bullia rhodostoma L.A. Reeve, 1847 - (NASSARIIDAE)
- rhodostoma, Natica rhodostoma R.A. Philippi, 1842 - syn of: Tectonatica violacea (G.B. I Sowerby, 1825) - (NATICIDAE)
- rhodostoma, Ranella rhodostoma G.B. II Sowerby, 1835 - syn of: Bursa rhodostoma (G.B. II Sowerby, 1835) - (RANELLIDAE)
- rhodostoma, Turbinella rhodostoma R.W. Dunker, 1860 - syn of: Benimakia rhodostoma (R.W. Dunker, 1860) - (TURBINELLIDAE)
- rhodostoma, Astraea rhodostoma J.B.P.A. Lamarck, 1822 † - (TURBINIDAE) (FOSSIL)
- rhodostoma, Astraea rhodostoma J.T. Kuroda & T. Habe, 1952 - syn of: Astralium rhodostomus (J.B.P.A. Lamarck, 1822) - (TURBINIDAE)
- rhodostoma inermis, Helicina rhodostoma inermis A.J. Wagner, 1910 - syn of: Helicina rhodostoma J.E. Gray, 1824 - (HELICINIDAE)
- rhodostoma splendida, Archachatina rhodostoma splendida H.A. Pilsbry - (ACHATINIDAE)
- rhodostoma thomae, Bursa rhodostoma thomae (A.V.M.D. D'Orbigny, 1847) - (BURSIDAE)
- rhodostoma venustula, Bursa rhodostoma venustula (L.A. Reeve, 1844) - (BURSIDAE)
- rhodostoma xantostoma, Bursa rhodostoma xantostoma C.M. Tapparone-Canefri, 1878 - syn of: Bursa rhodostoma (G.B. II Sowerby, 1835) - (BURSIDAE)
- rhodostoma xantostoma, Ranella rhodostoma xantostoma C.M. Tapparone-Canefri, 1878 - syn of: Bursa rhodostoma (G.B. II Sowerby, 1835) - (RANELLIDAE)
- rhodostomus, Bothriembryon rhodostomus (J.E. Gray, 1834) - (BOTHRIEMBRYONTIDAE)
- rhodostomus, Bulimus rhodostomus J.E. Gray, 1834 - syn of: Bothriembryon rhodostomus (J.E. Gray, 1834) - (BULIMULIDAE)
- rhodostomus, Trochus rhodostomus J.B.P.A. Lamarck, 1822 - syn of: Astralium rhodostomus (J.B.P.A. Lamarck, 1822) - (TROCHIDAE)
- rhodostomus, Astralium rhodostomus (J.B.P.A. Lamarck, 1822) - (TURBINIDAE)
- rhodostomus grantianus, Bothriembryon rhodostomus grantianus T. Iredale, 1939 - syn of: Bothriembryon rhodostomus (J.E. Gray, 1834) - (BOTHRIEMBRYONTIDAE)
- rhodostomus hullianus, Bothriembryon rhodostomus hullianus T. Iredale, 1939 - syn of: Bothriembryon rhodostomus (J.E. Gray, 1834) - (BOTHRIEMBRYONTIDAE)
- rhodostomus perspectus, Bothriembryon rhodostomus perspectus T. Iredale, 1939 - syn of: Bothriembryon rhodostomus (J.E. Gray, 1834) - (BOTHRIEMBRYONTIDAE)
- rhodostomus wrightianus, Bothriembryon rhodostomus wrightianus T. Iredale, 1939 - syn of: Bothriembryon rhodostomus (J.E. Gray, 1834) - (BOTHRIEMBRYONTIDAE)
- rhodostylus, Amphidromus rhodostylus O.F. von Möllendorff, 1901 - (CAMAENIDAE)
- rhodotaenia, Rhachistia rhodotaenia (E.C. Von Martens, 1869) - (CERASTUIDAE)
- rhodotrema, Bulimulus rhodotrema E.C. Von Martens, 1868 - syn of: Mesembrinus tripictus J.A. Albers, 1857 - (BULIMULIDAE)
- rhoga, Januncia rhoga R.L. Squires & Saul, 1997 † - (NERITIDAE) (FOSSIL)
- Rhomalea, syn of: Genus Eurhomalea A.E.M. Cossmann, 1920 (VENERIDAE)
- rhomba, Cyphoma rhomba C.N. Cate, 1978 - (OVULIDAE)
- rhombadella, Patellilabia rhombadella Jeffery & al., 1994 † - (KNIGHTITIDAE) (FOSSIL)
- rhombea, Tegillarca rhombea (I. von Born, 1778) - (ARCIDAE)
- rhombea, Scapharca rhombea I. von Born, 1778 - syn of: Tegillarca rhombea (I. von Born, 1778) - (ARCIDAE)
- rhombea, Arca rhombea I. von Born, 1778 - syn of: Tegillarca rhombea (I. von Born, 1778) - (ARCIDAE)
- rhombea, Arca rhombea I. von Born, 1778 - syn of: Tegillarca rhombea (I. von Born, 1778) - (ARCIDAE)
- rhombea, Cunearca rhombea I. von Born, 1778 - syn of: Tegillarca rhombea (I. von Born, 1778) - (ARCIDAE)
- rhombea, Rhipidodonta rhombea (J.B. von Spix & J.A. Wagner, 1827) - (HYRIIDAE)
- rhombea, Rhomboidella rhombea Berkeley, 1827 - syn of: Rhomboidella prideaux (W.E. Leach, 1815) - (MYTILIDAE)
- rhombea enno, Rhipidodonta rhombea enno A.E. Ortmann, 1921 - (HYRIIDAE)
- rhombea pseudogranosa, Tegillarca rhombea pseudogranosa É. Lamy, 1903 - syn of: Tegillarca aequilatera (R.W. Dunker, 1868) - (ARCIDAE)
- rhombea pseudogranosa, Arca rhombea pseudogranosa É. Lamy, 1903 - syn of: Tegillarca aequilatera (R.W. Dunker, 1868) - (ARCIDAE)
- Rhombella, syn of: Genus Euconia Ulrich & Scofield, 1897 (SINUOPEIDAE) (FOSSIL)
- rhombeus, Unio rhombeus J.B. von Spix & J.A. Wagner, 1827 - syn of: Rhipidodonta rhombea (J.B. von Spix & J.A. Wagner, 1827) - (UNIONIDAE)
- rhombica, Cuneigervillia rhombica (A.E.M. Cossmann, 1904 †) - (BAKEVELLIIDAE) (FOSSIL)
- rhombica, Goniobasis rhombica (J.G. Anthony, 1854) - (PLEUROCERIDAE)
- rhombica, Glyptotoma rhombica Cooke, 1928 † - (TURRIDAE) (FOSSIL)
- rhombica, Alasmodon rhombica J.G. Anthony, 1865 - syn of: Strophitus undulatus (T. Say, 1817) - (UNIONIDAE)
- rhombica, Marsenina rhombica (W.H. Dall, 1871) - (VELUTINIDAE)
- Rhombiconus, Genus Rhombiconus J.K. Tucker & M.J. Tenorio, 2009 (CONIDAE)
- rhombicus, Concholepas rhombicus J.F. Mabille, 1886 - syn of: Concholepas concholepas (J.G. Bruguière, 1789) - (MURICIDAE)
- rhombifer, Lamelliphorus rhombifer (Uhlig, 1881 †) - (LAMELLIPHORIDAE) (FOSSIL)
- rhombifera, Worthenia rhombifera Korner, 1937 † - (LOPHOSPIRIDAE) (FOSSIL)
- rhombifera, Venus rhombifera J.B.G.M. Bory De Saint-Vincent, 1827 - syn of: Protapes gallus (J.F. Gmelin, 1791) - (VENERIDAE)
- rhombiferum, Pyrene rhombiferum P.F. Röding, 1798 - syn of: Pyrene punctata (J.G. Bruguière, 1789) - (COLUMBELLIDAE)
- rhombiferum, Columbella rhombiferum P.F. Röding, 1798 - syn of: Pyrene punctata (J.G. Bruguière, 1789) - (COLUMBELLIDAE)
- rhombiforme, Gundolficeras rhombiforme W. Korn, Bockwinkel & Ebbighausen, 2016 † - (TORNOCERATIDAE) (FOSSIL)
- rhombiformis, Uniformitheca rhombiformis (A.V. Sysoev, 1959 †) - (TURCUTHECIDAE) (FOSSIL)
- Rhombinella, Genus Rhombinella G.E. Radwin, 1968 (COLUMBELLIDAE)
- Rhombipoma, Genus Rhombipoma J.H. McLean, 2012 (COLLONIIDAE)
- Rhomboceras, Genus Rhomboceras Foerste, 1934 (ACLEISTOCERATIDAE) (FOSSIL)
- Rhombochiton, Subgenus Ischnochiton (Rhombochiton) Berry, 1919 (ISCHNOCHITONIDAE) (FOSSIL)
- Rhombochiton, syn of: Subgenus Lepidozona (Tripoplax) S.S. Berry, 1919 (ISCHNOCHITONIDAE)
- rhomboida, Bathytoma rhomboida McNeil, 1984 † - (BORSONIIDAE) (FOSSIL)
- rhomboidalis, Ambonychinia rhomboidalis Isberg, 1934 † - (AMBONYCHIIDAE) (FOSSIL)
- rhomboidalis, Anadara rhomboidalis (H.C.F. Schumacher, 1817) - (ARCIDAE)
- rhomboidalis, Arca rhomboidalis H. Lynge, 1909 - syn of: Anadara rhomboidalis (H.C.F. Schumacher, 1817) - (ARCIDAE)
- rhomboidalis, Arca rhomboidalis H.C.F. Schumacher, 1817 - syn of: Anadara rhomboidalis (H.C.F. Schumacher, 1817) - (ARCIDAE)
- rhomboidalis, Praeconia rhomboidalis (B. Phillips, 1829 †) - (ASTARTIDAE) (FOSSIL)
- rhomboidalis, Bathytoma rhomboidalis (J.E. Tenison-Woods, 1880 †) - (BORSONIIDAE) (FOSSIL)
- rhomboidalis, Mandolina rhomboidalis (J.P.S. Grateloup, 1847 †) - (CYPRAEIDAE) (FOSSIL)
- rhomboidalis, Lucinoma rhomboidalis R. von Cosel & P. Bouchet, 2008 - (LUCINIDAE)
- rhomboidalis, Nakamuranaia rhomboidalis H. Guo, 1987 † - (NAKAMURANAIADIDAE) (FOSSIL)
- rhomboidalis, Palaeomutela rhomboidalis (Scharpe †) - (PALAEOMUTELIDAE) (FOSSIL)
- rhomboidalis, Lissarca rhomboidalis J.C. Verco, 1907 - (PHILOBRYIDAE)
- rhomboidalis, Unionites rhomboidalis C. Chen & Zhang, 1974 † - (TRIGONODIDAE) (FOSSIL)
- rhomboidea, Cleionychia rhomboidea Ulrich, 1892 † - (AMBONYCHIIDAE) (FOSSIL)
- rhomboidea, Bathytoma rhomboidea McNeil, 1984 † - syn of: Bathytoma rhomboida McNeil, 1984 † - (BORSONIIDAE) (FOSSIL)
- rhomboidea, Cardita rhomboidea G.B. Brocchi, 1814 - syn of: Cardites antiquatus (C. Linnaeus, 1758) - (CARDITIDAE)
- rhomboidea, Cardites rhomboidea G.B. Brocchi, 1814 - syn of: Cardites antiquatus (C. Linnaeus, 1758) - (CARDITIDAE)
- rhomboidea, Chama rhomboidea G.B. Brocchi, 1814 - syn of: Cardites antiquatus (C. Linnaeus, 1758) - (CHAMIDAE)
- rhomboidea, Corbicula rhomboidea T. Prime, 1860 - syn of: Corbicula malaccensis G.P. Deshayes, 1854 - (CYRENIDAE)
- rhomboidea, Fasciolaria rhomboidea B. Rogers, 1839 † - (FASCIOLARIIDAE) (FOSSIL)
- rhomboidea, Coralliophila rhomboidea S. Kosuge & M. Oliverio, 2004 - (MURICIDAE)
- rhomboidea, Jolya rhomboidea (L.A. Reeve, 1857) - (MYTILIDAE)
- rhomboidea, Modiolus rhomboidea L.A. Reeve, 1857 - syn of: Jolya rhomboidea (L.A. Reeve, 1857) - (MYTILIDAE)
- rhomboidea, Nucula rhomboidea Phillips, 1848 † - (NUCULIDAE) (FOSSIL)
- rhomboidea, Palaeanodonta rhomboidea (Netschajew, 1894 †) - (PALAEANODONTIDAE) (FOSSIL)
- rhomboidea, Physa rhomboidea O.A. Crandall, 1901 - syn of: Haitia mexicana (R.A. Philippi, 1841) - (PHYSIDAE)
- rhomboidea, Gymnobela rhomboidea K.H.J. Thiele, 1925 - syn of: Gymnobela aquilarum (R.B. Watson, 1882) - (RAPHITOMIDAE)
- rhomboidea, Verticordia rhomboidea R. Tate, 1887 † - (VERTICORDIIDAE) (FOSSIL)
- rhomboidea, Haliris rhomboidea C. Hedley, 1906 - syn of: Haliris setosa (C. Hedley, 1907) - (VERTICORDIIDAE)
- rhomboidea sirahensis, Jolya rhomboidea sirahensis (F.P. Jousseaume, 1891) - (MYTILIDAE)
- rhomboidella, Barbatia rhomboidella (Lea, 1833 †) - (ARCIDAE) (FOSSIL)
- Rhomboidella, Genus Rhomboidella T.A. de M. Monterosato, 1884 (MYTILIDAE)
- Rhomboides, syn of: Genus Anadara J.E. Gray, 1847 (ARCIDAE)
- rhomboides, Cerastoderma rhomboides J.B.P.A. Lamarck, 1819 - syn of: Cerastoderma glaucum (J.G. Bruguière, 1789) - (CARDIIDAE)
- rhomboides, Salaputium rhomboides (E.A. Smith, 1885) - (CRASSATELLIDAE)
- rhomboides, Monetaria moneta rhomboides (J.B.P.A. Lamarck, 1810) - (CYPRAEIDAE)
- Rhomboides, syn of: Genus Hiatella L.A.G. d'A. Bosc, 1801 (HIATELLIDAE)
- rhomboides, Pteronitella rhomboides Zhang 1977 † - (PTERINEIDAE) (FOSSIL)
- rhomboides, Loxoglypta rhomboides (J.R.C. Quoy & J.P. Gaimard, 1835) - (TELLINIDAE)
- rhomboides, Tellina rhomboides J.F. Gmelin, 1791 - syn of: Hiatella arctica (C. Linnaeus, 1767) - (TELLINIDAE)
- rhomboides, Tellina rhomboides J.R.C. Quoy & J.P. Gaimard, 1833 - syn of: Loxoglypta rhomboides (J.R.C. Quoy & J.P. Gaimard, 1835) - (TELLINIDAE)
- rhomboides, Polititapes rhomboides (T. Pennant, 1777) - (VENERIDAE)
- rhomboides, Paphia rhomboides T. Pennant, 1777 - syn of: Polititapes rhomboides (T. Pennant, 1777) - (VENERIDAE)
- rhomboides, Venus rhomboides T. Pennant, 1777 - syn of: Polititapes rhomboides (T. Pennant, 1777) - (VENERIDAE)
- rhomboides, Tapes rhomboides T. Pennant, 1777 - syn of: Polititapes rhomboides (T. Pennant, 1777) - (VENERIDAE)
- rhomboides, Venerupis rhomboides T. Pennant, 1777 - syn of: Polititapes rhomboides (T. Pennant, 1777) - (VENERIDAE)
- rhomboides major, Tapes rhomboides major M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1893 - syn of: Polititapes rhomboides (T. Pennant, 1777) - (VENERIDAE)
- Rhomboidestoma, Genus Rhomboidestoma K. Martin, 1931 (CANCELLARIIDAE) (FOSSIL)
- rhomboideum, Sphaerium rhomboideum T. Say, 1822 - (SPHAERIIDAE)
- rhomboideus, Retroceramus rhomboideus (Voronetz 1937) † - (RETROCERAMIDAE) (FOSSIL)
- rhomboideus, Unio rhomboideus J.B.P.A. Lamarck, 1822 - syn of: Potomida littoralis (G.L.C.F.D. Cuvier, 1798) - (UNIONIDAE)
- rhomboideus minor, Unio rhomboideus minor P.M. Pallary, 1921 - syn of: Potomida littoralis (G.L.C.F.D. Cuvier, 1798) - (UNIONIDAE)
- Rhombopsis, Genus Rhombopsis Gardner, 1916 (MELONGENIDAE) (FOSSIL)
- Rhombopteria, Genus Rhombopteria Jackson , 1890 (RHOMBOPTERIIDAE) (FOSSIL)
- RHOMBOPTERIIDAE Korobkov, 1960 - Family (BIVALVIA-PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-RHOMBOPTERIOIDEA [Superfamily]) (FOSSIL)
- Rhombosepia, syn of: Subgenus Sepia (Rhombosepion) A. de Rochebrune, 1884 (SEPIIDAE)
- Rhombosepion, Subgenus Sepia (Rhombosepion) A. de Rochebrune, 1884 (SEPIIDAE)
- rhombostoma, Amnicola rhombostoma F.G. Thompson, 1968 - (AMNICOLIDAE)
- rhombostoma, Giardia rhombostoma (L. Pfeiffer, 1861) - (BRADYBAENIDAE)
- rhombostoma, Laminifera rhombostoma (O. Boettger, 1863) † - (CLAUSILIIDAE) (FOSSIL)
- rhombostoma, Aulacospira rhombostoma O.F. von Möllendorff - (HYPSELOSTOMATIDAE)
- Rhombostoma, Genus Rhombostoma G. Seguenza, 1876 (IRAVADIIDAE) (FOSSIL)
- Rhombothais, syn of: Genus Mipus A. De Gregorio, 1885 (MURICIDAE)
- rhombotoide, Calliostoma rhombotoide Gardner, 1947 † - (CALLIOSTOMATIDAE) (FOSSIL)
- rhombotum, Calliostoma rhombotum W.C. Mansfield, 1925 † - (CALLIOSTOMATIDAE) (FOSSIL)
- Rhombovomeria, Genus Rhombovomeria Kollmann, 2009 (HARPAGODIDAE) (FOSSIL)
- Rhomboxiphus, Genus Rhomboxiphus S.D. Chistikov, 1983 (ENTALINIDAE)
- rhombula, Unio rhombula J.B.P.A. Lamarck, 1819 - syn of: Unio abbevillensis I. Lea, 1857 - (UNIONIDAE)
- Rhombunio, syn of: Genus Potomida W.J. Swainson, 1840 (UNIONIDAE)
- Rhombuniopsis, Genus Rhombuniopsis F. Haas, 1920 (UNIONIDAE)
- Rhombus, syn of: Genus Rhombiconus J.K. Tucker & M.J. Tenorio, 2009 (CONIDAE)
- rhombus, Solecurtus rhombus (L. Spengler, 1794) - (SOLECURTIDAE)
- rhombus, Thysanoteuthis rhombus F.H. Troschel, 1857 - (THYSANOTEUTHIDAE)
- rhombus quoyi, Solecurtus rhombus quoyi G.P. Deshayes, 1874 - (SOLECURTIDAE)
- rhomlifera, Worthenia rhomlifera Korner, 1937 † - syn of: Worthenia rhombifera Korner, 1937 † - (LOPHOSPIRIDAE) (FOSSIL)
- rhondae, Naquetia rhondae R. Houart & F.Jr. Lorenz, 2015 - (MURICIDAE)
- rhopalia, Megalophaedusa rhopalia (H.A. Pilsbry, 1902) - (CLAUSILIIDAE)
- rhopalicum, Ceratosoma rhopalicum A. de Rochebrune, 1894 - syn of: Ceratosoma tenue F.D. Abraham, 1876 - (CHROMODORIDIDAE)
- rhopalicus, Rhopalimurex rhopalicus (R.A. Philippi, 1887 †) - (MURICIDAE) (FOSSIL)
- Rhopalimurex, Genus Rhopalimurex Nielsen, 2003 (MURICIDAE) (FOSSIL)
- Rhopalites, Subgenus Clavilithes (Rhopalites) Grabau, 1904 (FASCIOLARIIDAE) (FOSSIL)
- Rhopalithes, Genus Rhopalithes Grabau, 1904 (FASCIOLARIIDAE) (FOSSIL)
- Rhopalocaulis, syn of: Genus Imerinia T.D.A. Cockerell, 1891 (VERONICELLIDAE)
- Rhopalogonium, Genus Rhopalogonium E. Degner, 1932 (UROCYCLIDAE)
- rhopaloides, Atractophaedusa rhopaloides (O.F. von Möllendorff, 1901) - (CLAUSILIIDAE)
- rhopaloides, Bulimeulima rhopaloides P.A. Maxwell, 1992 † - (EULIMIDAE) (FOSSIL)
- rhopaloides leptospira, Atractophaedusa rhopaloides leptospira (O.F. von Möllendorff, 1901) - (CLAUSILIIDAE)
- rhopaloides microthyra, Atractophaedusa rhopaloides microthyra (O.F. von Möllendorff, 1901) - (CLAUSILIIDAE)
- Rhopalomenia, Genus Rhopalomenia H.R. Simroth, 1893 (RHOPALOMENIIDAE)
- RHOPALOMENIIDAE Salvini-Plawen, 1978 - Family (SOLENOGASTRES-SOLENOGASTRES [Subclass]-CAVIBELONIA [Order])
- Rhopalopleura, syn of: Genus Acanthopleura L. Guilding, 1829 (CHITONIDAE)
- rhopalotecta, Asperspina rhopalotecta (L. Salvini-Plawén, 1973) - (ASPERSPINIDAE)
- rhopalotecta, Hedylopsis rhopalotecta L. Salvini-Plawén, 1973 - syn of: Asperspina rhopalotecta (L. Salvini-Plawén, 1973) - (HEDYLOPSIDAE)
- Rhopaloteuthis, Genus Rhopaloteuthis Zeuschner, 1869 (DUVALIIDAE) (FOSSIL)
- Rhophodon, Genus Rhophodon C. Hedley, 1924 (CHAROPIDAE)
- rhotomagense, Acanthoceras rhotomagense (A. Brongniart, 1822 †) - (ACANTHOCERATIDAE) (FOSSIL)
- rhotomagense sussexiense, Acanthoceras rhotomagense sussexiense (Mantell †) - (ACANTHOCERATIDAE) (FOSSIL)
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