- faasi, Turris faasi Klushnikov, 1958 † - (TURRIDAE) (FOSSIL)
- faba, Achatinella faba L. Pfeiffer, 1859 - (ACHATINELLIDAE)
- faba, Pyrene faba C. Linnaeus, 1758 - syn of: Glabella faba (C. Linnaeus, 1758) - (COLUMBELLIDAE)
- faba, Potamocorbula faba R.B. Hinds, 1843 - syn of: Potamocorbula fasciata (L.A. Reeve, 1843) - (CORBULIDAE)
- faba, Fabagella faba (G.P. Deshayes, 1824 †) - (CUSPIDARIIDAE) (FOSSIL)
- faba, Modiolarca faba L. Pfeiffer in E.C. Von Martens & L. Pfeiffer, 1886 - syn of: Gaimardia trapesina (J.B.P.A. Lamarck, 1819) - (CYAMIIDAE)
- faba, Taringa faba E. Ballesteros, E.M. Llera & J.A. Ortea, 1985 - (DISCODORIDIDAE)
- faba, Donax faba J.F. Gmelin, 1791 - (DONACIDAE)
- faba, Cassidula faba K.T. Menke - syn of: Cassidula sowerbyana (J.F. Gmelin, 1791) - (ELLOBIIDAE)
- faba, Pulicicochlea faba W.F. Ponder & R.U. Gooding, 1978 - (EULIMIDAE)
- faba, Amphilepida faba (G.P. Deshayes, 1856) - (GALEOMMATIDAE)
- faba, Gastrochaena faba R. Pulteney, 1799 - syn of: Rocellaria dubia (T. Pennant, 1777) - (GASTROCHAENIDAE)
- faba, Helicina faba W.H. Pease, 1884 - (HELICINIDAE)
- faba, Helicina faba A. Garrett, 1884 - syn of: Helicina faba W.H. Pease, 1884 - (HELICINIDAE)
- faba, Rhipidodonta charruana faba (A.V.M.D. D'Orbigny, 1835) - (HYRIIDAE)
- faba, Prelametila faba (J. Knudsen, 1970) - (LAMETILIDAE)
- faba, Laternula faba (L.A. Reeve, 1863) - (LATERNULIDAE)
- faba, Malletia faba W.H. Dall, 1897 - (MALLETIIDAE)
- faba, Glabella faba (C. Linnaeus, 1758) - (MARGINELLIDAE)
- faba, Colpomya faba (J.W. Hall, 1847 †) - (MODIOMORPHIDAE) (FOSSIL)
- faba, Arvella faba (O.F. Müller, 1776) - (MYTILIDAE)
- faba, Mytilus faba O.F. Müller, 1776 - syn of: Arvella faba (O.F. Müller, 1776) - (MYTILIDAE)
- faba, Natica faba M.M. Schepman, 1909 - (NATICIDAE)
- faba, Clithon faba (G.B. I Sowerby, 1836) - (NERITIDAE)
- faba, Nucula faba Wissmann, 1841 † - syn of: Nucula lineata G.A. Goldfuss, 1837 † - (NUCULIDAE) (FOSSIL)
- faba, Oliva faba F.P. Marrat, 1867 - (OLIVIDAE)
- faba, Partula faba (J.F. Gmelin, 1791) - (PARTULIDAE)
- faba, Phaseolus faba J. Knudsen, 1970 - syn of: Prelametila faba (J. Knudsen, 1970) - (PHASEOLIDAE)
- faba, Pholas faba R. Pulteney, 1799 - syn of: Rocellaria dubia (T. Pennant, 1777) - (PHOLADIDAE)
- faba, Praenucula faba Liljedahl, 1994 † - (PRAENUCULIDAE) (FOSSIL)
- faba, Algerina faba (Barrande, 1881 †) - (SPANILIDAE) (FOSSIL)
- faba, Diloma faba (J.F. Gmelin, 1791) - (TROCHIDAE)
- faba, Unio faba D'Orbigny, 1835 - syn of: Rhipidodonta charruana faba (A.V.M.D. D'Orbigny, 1835) - (UNIONIDAE)
- faba, Tapes faba L.A. Reeve, 1864 - syn of: Eumarcia fumigata (Sowerby, 1853) - (VENERIDAE)
- faba, Voluta faba C. Linnaeus, 1758 - syn of: Glabella faba (C. Linnaeus, 1758) - (VOLUTIDAE)
- faba olivaceofulva, Musculus faba olivaceofulva O.A.L. Mörch, 1871 - syn of: Arvella faba (O.F. Müller, 1776) - (MYTILIDAE)
- faba pusilla, Colpomya faba pusilla Foerste, 1914 † - (MODIOMORPHIDAE) (FOSSIL)
- faba smithi, Oliva faba smithi F.G. Bridgman, 1906 - (OLIVIDAE)
- fabacea, Hiatella fabacea Terquem, 1855 † - (HIATELLIDAE) (FOSSIL)
- fabaceus, Unio fabaceus I. Lea, 1861 - syn of: Villosa umbrans (I. Lea, 1857) - (UNIONIDAE)
- fabae, Fenimorea fabae P.J. Fallon, 2016 - (DRILLIIDAE)
- fabaeformis, Multidentata fabaeformis Kalishevich, 1973 † - syn of: Spineilo ornata Kalishevich, 1973 † - (NUCULANIDAE) (FOSSIL)
- fabaeformis, Prolobites fabaeformis Bogoslovsky, 1969 † - (PROLOBITIDAE) (FOSSIL)
- fabaformis, Modiolopsis fabaformis W.J. Raymond, 1905 † - (MODIOMORPHIDAE) (FOSSIL)
- Fabagella, Genus Fabagella A.E.M. Cossmann, 1886 † (CUSPIDARIIDAE) (FOSSIL)
- fabagella, Donax fabagella J.B.P.A. Lamarck, 1818 - syn of: Donax semistriatus G.S. Poli, 1795 - (DONACIDAE)
- fabagella, Lepton fabagella T.A. Conrad, 1832 - syn of: Kellia suborbicularis (G. Montagu, 1803) - (LASAEIDAE)
- fabagella, Heterocardia fabagella G.P. Deshayes, 1855 - syn of: Heterocardia gibbosula G.P. Deshayes, 1855 - (MACTRIDAE)
- fabagella, Tellina fabagella G.P. Deshayes, 1855 - syn of: Cadella semen (S.C.T. Hanley, 1845) - (TELLINIDAE)
- fabagella, Petricola fabagella J.B.P.A. Lamarck, 1818 - (VENERIDAE)
- fabagella, Venerupis fabagella G.P. Deshayes, 1853 - syn of: Venerupis anomala (J.B.P.A. Lamarck, 1818) - (VENERIDAE)
- fabagina, Zonaria fabagina (J.B.P.A. Lamarck, 1810 †) - (CYPRAEIDAE) (FOSSIL)
- fabagina, Oliva fabagina J.B.P.A. Lamarck, 1810 - syn of: Oliva bulbosa fabagina J.B.P.A. Lamarck, 1810 - (OLIVIDAE)
- fabagina, Oliva bulbosa fabagina J.B.P.A. Lamarck, 1810 - (OLIVIDAE)
- fabagina, Unionetta fabagina (G.P. Deshayes & A. Jullien, 1874) - (UNIONIDAE)
- fabagina apiceproducta, Cypraea fabagina apiceproducta A.E.M. Cossmann & M.A. Peyrot, 1923 † - syn of: Fossacypraea apiceproducta (A.E.M. Cossmann & M.A. Peyrot, 1923 †) - (CYPRAEIDAE) (FOSSIL)
- fabale, Dacrydium fabale C. Hedley, 1904 - (MYTILIDAE)
- fabale, Sphaerium fabale T. Prime, 1852 - (SPHAERIIDAE)
- fabale, Pisidium fabale V. Sterki, 1916 - syn of: Pisidium casertanum (Poli, 1791) - (SPHAERIIDAE)
- fabalis, Littorina fabalis (W. Turton, 1825) - (LITTORINIDAE)
- fabalis, Saccella fabalis A.A. Olsson, 1964 † - (NUCULANIDAE) (FOSSIL)
- fabalis, Phymatoceras fabalis (C.T. Simpson, 1855 †) - (PHYMATOCERATIDAE) (FOSSIL)
- fabalis, Abra fabalis Woods, 1850 † - (SEMELIDAE) (FOSSIL)
- fabalis, Turbo fabalis W. Turton, 1825 - syn of: Littorina fabalis (W. Turton, 1825) - (TURBINIDAE)
- fabalis, Villosa fabalis (I. Lea, 1831) - (UNIONIDAE)
- fabella, Angustopila fabella B. Páll-Gergely & A. Hunyadi, 2015 - (HYPSELOSTOMATIDAE)
- fabella, Lithophaga fabella Eudes-Deslongchamps, 1838 † - (MYTILIDAE) (FOSSIL)
- fabella, Natica fabella F.P. Jousseaume, 1884 - (NATICIDAE)
- Fabella, Genus Fabella T.A. Conrad, 1863 (SPORTELLIDAE)
- faber, Donaldina faber Longst, 1917 † - syn of: Donaldina pulchra (de Koninck, 1881 †) - (DONALDINIDAE) (FOSSIL)
- faberi, Telophaedusa faberi (O. Böttger & P.B. Schmacker, 1894) - (CLAUSILIIDAE)
- faberi, Aesopus faberi B.M. Landau, F. Da Silva & S.M. Heitz, 2016 † - (COLUMBELLIDAE) (FOSSIL)
- faberi, Oceanida faberi D. De Jong & H.E. Coomans, 1988 - (EULIMIDAE)
- faberi, Melanopsis faberi Š. Brusina, 1884 † - (MELANOPSIDAE) (FOSSIL)
- faberi, Modiolopsis faberi Miller 1882 † - (MODIOMORPHIDAE) (FOSSIL)
- faberi, Neolepton faberi J. van der Linden, 2003 - (NEOLEPTONIDAE)
- faberi, Palaeoconcha faberi Miller, 1889 † - (PRAENUCULIDAE) (FOSSIL)
- faberi, Parthenina faberi (J.J. Van Aartsen, E. Gittenberger & J. Goud, 2000) - (PYRAMIDELLIDAE)
- faberi, Chrysallida faberi J.J. Van Aartsen, E. Gittenberger & J. Goud, 2000 - syn of: Parthenina faberi (J.J. Van Aartsen, E. Gittenberger & J. Goud, 2000) - (PYRAMIDELLIDAE)
- faberi, Alvania faberi D. De Jong & H.E. Coomans, 1988 - (RISSOIDAE)
- faberi, Technophorus faberi (Miller, 1889 †) - (TECHNOPHORIDAE) (FOSSIL)
- faberi, Inella faberi E. Rolán & R. Fernández-Garcés, 2008 - (TRIPHORIDAE)
- faberi, Trocholites faberi Foerste, 1929 † - (TROCHOLITIDAE) (FOSSIL)
- faberiana, Moellendorffia faberiana (O.F. von Möllendorff, 1888) - (CAMAENIDAE)
- Faberoceras, Genus Faberoceras Flower, 1946 † (WESTONOCERATIDAE) (FOSSIL)
- fabia, Epitonium fabia T. Iredale, 1936 - syn of: Epitonium jukesianum (E. Forbes, 1852) - (EPITONIIDAE)
- fabianii, Neritopsis fabianii Toni, 1912 † - (NERITOPSIDAE) (FOSSIL)
- fabianus, Pupoides fabianus P.V. Gredler, 1875 - syn of: Pupoides coenopictus (F.W. Hutton, 1834) - (PUPILLIDAE)
- fabilis, Villosa fabilis I. Lea, 1831 - syn of: Villosa fabalis (I. Lea, 1831) - (UNIONIDAE)
- Fabius, syn of: Genus Cavolinia P.C. Abildgaard, 1791 (CAVOLINIIDAE)
- fabreae, Binelliceras fabreae (Thomel, 1965 †) - (CRIOCERATITIDAE) (FOSSIL)
- fabreana, Sarmatimactra fabreana (d'Orbigny 1844) † - (CARDIIDA (UNASSIGNED)) (FOSSIL)
- fabreana, Mactra fabreana A.V.M.D. D'Orbigny † - (MACTRIDAE) (FOSSIL)
- fabreana, Pycnoptychia oviedoiana fabreana (F. Poey in L. Pfeiffer, 1858) - (UROCOPTIDAE)
- fabreana, Cylindrovertilla fabreana (J.C.H. Crosse, 1872) - (VERTIGINIDAE)
- fabreanus, Maxacteon fabreanus (J.C.H. Crosse, 1874) - (ACTEONIDAE)
- fabreanus, Punctacteon fabreanus (J.C.H. Crosse, 1874) - syn of: Maxacteon fabreanus (J.C.H. Crosse, 1874) - (ACTEONIDAE)
- fabrefacta, Tellina fabrefacta H.A. Pilsbry, 1904 - syn of: Herouvalia caelata (A. Adams, 1854) - (TELLINIDAE)
- fabrefactus, Drymaeus fabrefactus (L.A. Reeve, 1848) - (BULIMULIDAE)
- fabrefactus, Nesodiscus fabrefactus (W.H. Pease, 1864) - (ENDODONTIDAE)
- fabrei, Torcapella fabrei (Torcapel, 1884 †) - (BARREMITIDAE) (FOSSIL)
- fabrei, Dendrodoris fabrei (J.C.H. Crosse, 1875) - (DENDRODORIDIDAE)
- fabrei, Pseudolioceras fabrei Monestier, 1931 † - syn of: Pseudolioceras boulbiense (A.T. Young & Bird, 1822 †) - (HILDOCERATIDAE) (FOSSIL)
- fabrei, Oliva fabrei A.M.P. Ducros De St.Germain, 1857 - syn of: Oliva vidua (P.F. Röding, 1798) - (OLIVIDAE)
- fabrei, Diplomphalus fabrei J.C.H. Crosse, 1875 - (RHYTIDIDAE)
- fabrei, Tectus fabrei R.P. Montrouzier in P. Fischer, 1878 - syn of: Trochus fabrei (R.P. Montrouzier in P. Fischer, 1878) - (TEGULIDAE)
- fabrei, Trochus fabrei (R.P. Montrouzier in P. Fischer, 1878) - (TROCHIDAE)
- fabriana, Cylindrovertilla fabriana J.C.H. Crosse - (VERTIGINIDAE)
- fabrianensis, Alzoniella fabrianensis (E. Pezzoli, 1969) - (HYDROBIIDAE)
- fabrianensis, Paladilhia fabrianensis E. Pezzoli, 1969 - syn of: Alzoniella fabrianensis (E. Pezzoli, 1969) - (MOITESSIERIIDAE)
- fabrica, Finella fabrica (C.F. Laseron, 1956) - (SCALIOLIDAE)
- fabricatum, Phylloceras fabricatum C.T. Simpson, 1855 † - (PHYLLOCERATIDAE) (FOSSIL)
- fabricii, Cardium fabricii G.P. Deshayes, 1855 - syn of: Serripes groenlandicus fabricii (G.P. Deshayes, 1855) - (CARDIIDAE)
- fabricii, Serripes groenlandicus fabricii (G.P. Deshayes, 1855) - (CARDIIDAE)
- fabricii, Dendronotus fabricii S.L. Lovén, 1847 ex H.H. Beck, MS - syn of: Dendronotus frondosus (P. Ascanius, 1774) - (DENDRONOTIDAE)
- fabricii, Gonatus fabricii (A.A.H. Lichtenstein, 1818) - (GONATIDAE)
- fabricii, Gonatus fabricii auct. non A.A.H. Lichtenstein, 1818 - syn of: Gonatus steenstrupi T.K. Kristensen, 1981 - (GONATIDAE)
- fabricii, Scabrotrophon fabricii (H.P.C. Møller, 1842) - (MURICIDAE)
- fabricii, Trophonopsis fabricii H.H. Beck in H.P.C. Møller, 1842 - syn of: Scabrotrophon fabricii (H.P.C. Møller, 1842) - (MURICIDAE)
- fabricii, Trophon fabricii H.P.C. Møller, 1842 - syn of: Scabrotrophon fabricii (H.P.C. Møller, 1842) - (MURICIDAE)
- fabricii, Boreotrophon fabricii H.P.C. Møller, 1842 - syn of: Scabrotrophon fabricii (H.P.C. Møller, 1842) - (MURICIDAE)
- fabricii, Onychoteuthis fabricii A.A.H. Lichtenstein, 1818 - syn of: Onychoteuthis banksii (W.E. Leach, 1817) - (ONYCHOTEUTHIDAE)
- fabricii, Pecten fabricii R.A. Philippi, 1844 - syn of: Chlamys islandica (O.F. Müller, 1776) - (PECTINIDAE)
- fabricii, Odostomia fabricii J.G. Jeffreys, 1877 - syn of: Menestho albula (O. Fabricius, 1780) - (PYRAMIDELLIDAE)
- fabricii, Tellina fabricii S.C.T. Hanley, 1846 - syn of: Macoma balthica (C. Linnaeus, 1758) - (TELLINIDAE)
- fabrizioi, Epitonium fabrizioi G. Pastorino & P.E. Penchaszadeh, 1998 - (EPITONIIDAE)
- fabrizioi, Bathycadulus fabrizioi V. Scarabino, 1995 - (GADILIDAE)
- fabula, Astarte fabula L.A. Reeve, 1855 † - syn of: Astarte biplicata Stefanini, 1939 † - (ASTARTIDAE) (FOSSIL)
- fabula, Cardita fabula L.A. Reeve, 1843 - syn of: Cardita calyculata (C. Linnaeus, 1758) - (CARDITIDAE)
- fabula, Columbella fabula G.B. I Sowerby, 1844 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- fabula, Pardalinops fabula G.B. I Sowerby, 1844 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- fabula, Conus fabula G.B. I Sowerby, 1833 - syn of: Leporiconus coffeae (J.F. Gmelin, 1791) - (CONIDAE)
- fabula, Melicerona felina fabula (L.C. Kiener, 1843) - (CYPRAEIDAE)
- fabula, Ellobium fabula A.E.J. Férussac, 1821 - (ELLOBIIDAE)
- fabula, Littorina fabula W. Kobelt, 1907 - syn of: Littorina fabalis (W. Turton, 1825) - (LITTORINIDAE)
- fabula, Myrtea fabula (L.A. Reeve, 1850) - (LUCINIDAE)
- fabula, Nuculana fabula G.B. I Sowerby, 1833 - syn of: Nuculana pella (C. Linnaeus, 1767) - (NUCULANIDAE)
- fabula, Nucula fabula G.B. I Sowerby, 1833 - syn of: Nuculana pella (C. Linnaeus, 1767) - (NUCULIDAE)
- fabula, Olivella fulgurata fabula F.P. Marrat, 1871 - (OLIVELLIDAE)
- fabula, Bellardiella fabula W.S.S. Van Benthem-Jutting, 1963 - (PUPINIDAE)
- fabula, Scrobicularia fabula Š. Brusina, 1865 - syn of: Abra segmentum (C.A. Récluz, 1843) - (SCROBICULARIIDAE)
- fabula, Sportella fabula A.E.M. Cossmann, 1887 † - (SPORTELLIDAE) (FOSSIL)
- fabula, Tellina fabula J.F. Gmelin, 1791 - (TELLINIDAE)
- fabula, Thracia fabula R.A. Philippi, 1844 - syn of: Thracia distorta (G. Montagu, 1803) - (THRACIIDAE)
- fabula, Pegias fabula (I. Lea, 1838) - (UNIONIDAE)
- fabula, Yoldiella fabula J.A. Allen, A. Sanders & G. Hannah, 1995 - (YOLDIIDAE)
- fabula fabuloides, Tellina fabula fabuloides J.F. Gmelin, 1791 - (TELLINIDAE)
- fabuliformis, Tellina fabuliformis É.A.A. Locard, 1886 - syn of: Tellina fabula J.F. Gmelin, 1791 - (TELLINIDAE)
- fabulina, Corbicula fabulina (Muller, 1774 †) - (CYRENIDAE) (FOSSIL)
- fabulina, Erycina fabulina W.H. Dall, 1900 † - (LASAEIDAE) (FOSSIL)
- fabulina, Tellina fabulina É.A.A. Locard, 1886 - syn of: Tellina fabula J.F. Gmelin, 1791 - (TELLINIDAE)
- Fabulina, syn of: Genus Tellina C. Linnaeus, 1758 (TELLINIDAE)
- fabuloides, Lucina fabuloides R. Tate, 1886 † - (LUCINIDAE) (FOSSIL)
- fabuloides, Tellina fabuloides T.A. de M. Monterosato, 1884 - syn of: Tellina fabula J.F. Gmelin, 1791 - (TELLINIDAE)
- fabuloides, Tellina fabula fabuloides J.F. Gmelin, 1791 - (TELLINIDAE)
- Facalana, Genus Facalana L.S.R. Bergh, 1888 (FACELINIDAE)
- Facelina, Genus Facelina J. Alder & A. Hancock, 1855 (FACELINIDAE)
- Facelinella, syn of: Genus Facelinopsis A. Pruvot-Fol, 1954 (FACELINIDAE)
- FACELINIDAE Bergh in Carus, 1889 - Family (GASTROPODA-HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-AEOLIDIOIDEA [Superfamily])
- Facelinopsis, Genus Facelinopsis A. Pruvot-Fol, 1954 (FACELINIDAE)
- faceta, Glyptoactis faceta (H.H. Suter, 1917 †) - (CARDITIDAE) (FOSSIL)
- faceta, Dictyotomaria faceta Hoare & al., 1997 † - (GOSSELETINIDAE) (FOSSIL)
- faceta, Murexiella faceta (E.H. Vokes, 1963 †) - (MURICIDAE) (FOSSIL)
- faceta, Oscilla faceta J.C. Melvill, 1904 - (PYRAMIDELLIDAE)
- faceta, Coluzea faceta M.G. Harasewych, 1991 - (TURBINELLIDAE)
- facetum, Ovaticeras facetum Repin, 1966 † - syn of: Tiltoniceras antiquum (Wright, 1882 †) - (HILDOCERATIDAE) (FOSSIL)
- facetus, Valenciennius facetus Taktakishvili, 1967 † - (LYMNAEIDAE) (FOSSIL)
- facetus, Gyrineum facetus T. Iredale, 1936 - syn of: Gyrineum lacunatum (J.W. Mighels, 1845) - (RANELLIDAE)
- facetus rotundus, Valenciennius facetus rotundus Taktakishvili, 1967 † - (LYMNAEIDAE) (FOSSIL)
- facifer, Staphylaea limacina facifer T. Iredale, 1935 - (CYPRAEIDAE)
- facifera, Cypraea facifera T. Iredale, 1935 - syn of: Erosaria turdus (J.B.P.A. Lamarck, 1810) - (CYPRAEIDAE)
- facilis, Notoplax facilis T. Iredale & A.F.B. Hull, 1931 - (ACANTHOCHITONIDAE)
- facillatus, Bulimus facillatus L.A. Reeve, 1848 - syn of: Drymaeus lattrei (L. Pfeiffer, 1846) - (BULIMULIDAE)
- facinerosa, Cominella facinerosa J.A. Bartrum & Powell, 1928 † - (BUCCINIDAE) (FOSSIL)
- facisfabae, Pyrgulina facisfabae Peñas & Rolán, 2017 - (PYRAMIDELLIDAE)
- fackenthallae, Cyanoplax lowei fackenthallae (S.S. Berry, 1919) - (LEPIDOCHITONIDAE)
- fackenthallae, Turbonilla fackenthallae A.G. Smith & W.J. Gordon, 1948 - (PYRAMIDELLIDAE)
- facki, Nassarius facki (A. von Koenen, 1872 †) - (NASSARIIDAE) (FOSSIL)
- Fackia, syn of: Genus Nassarius Duméril, 1805 (NASSARIIDAE)
- Facorhina, Subgenus Microcystis (Facorhina) F.C. Baker, 1933 (EUCONULIDAE)
- facta, Micrarionta facta (W. Newcomb, 1864) - (HELMINTHOGLYPTIDAE)
- facula, Anachis facula K. Monsecour & D. Monsecour, 2016 - (COLUMBELLIDAE)
- Fadaiella, Genus Fadaiella † (GASTROPODA INCERTAE SEDIS) (FOSSIL)
- Fadyenia, Genus Fadyenia E. Chitty, 1857 (HELICINIDAE)
- fadyeniana, Fadyenia fadyeniana (C.B. Adams, 1849) - (HELICINIDAE)
- faearium, Epitonium faearium D.T. Dockery, 1993 † - (EPITONIIDAE) (FOSSIL)
- faedata, Talostolida faedata G.R. Sulliotti, 1911 - syn of: Talostolida teres (J.F. Gmelin, 1791) - (CYPRAEIDAE)
- faerie, Leiostracus faerie R.B. Salvador & D.C. Cavallari, 2014 - (SIMPULOPSIDAE)
- faeroeensis, Gari faeroeensis H.S. Holten, 1802 - syn of: Gari fervensis (J.F. Gmelin, 1791) - (PSAMMOBIIDAE)
- faeroeensis, Tellina faeroeensis H.S. Holten, 1802 - syn of: Gari fervensis (J.F. Gmelin, 1791) - (TELLINIDAE)
- faeroensis, Bathypolypus faeroensis H.D. Russell, 1909 - syn of: Bathypolypus arcticus (V. Prosch, 1849) - (BATHYPOLYPODIDAE)
- faeroensis, Polycera faeroensis H.M. Lemche, 1929 - (POLYCERIDAE)
- faeroensis, Solecurtus faeroensis (J.H. Chemnitz, 1782 †) - (SOLECURTIDAE) (FOSSIL)
- faeroensis albida, Psammobia faeroensis albida M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1895 - syn of: Gari fervensis (J.F. Gmelin, 1791) - (PSAMMOBIIDAE)
- faeroensis violacea, Psammobia faeroensis violacea M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1895 - syn of: Gari fervensis (J.F. Gmelin, 1791) - (PSAMMOBIIDAE)
- fagea, Fulvia fagea R.P.A. Voskuil & W.J.H. Onverwagt, 1993 - syn of: Fulvia tenuicostata (J.B.P.A. Lamarck, 1819) - (CARDIIDAE)
- Fagesia, Genus Fagesia Pervinquiére , 1907 † (VASCOCERATIDAE) (FOSSIL)
- fagina, Polystira fagina A. Adams & L.A. Reeve, 1850 - syn of: Turris annulata (L.A. Reeve, 1843) - (TURRIDAE)
- fagina, Pleurotoma fagina A. Adams & L.A. Reeve, 1850 - syn of: Turris annulata (L.A. Reeve, 1843) - (TURRIDAE)
- Fagnastesia, Genus Fagnastesia Nielsen, Frassinetti & Bandel, 2003 † (TROCHIDAE) (FOSSIL)
- fagophilus, Arion fagophilus A.J. de Winter, 1986 - (ARIONIDAE)
- fagorum, Montenegrina dofleini fagorum H. Nordsieck, 1974 - (CLAUSILIIDAE)
- fagorum, Helix fagorum W. Kobelt, 1906 - syn of: Helix pomatia C. Linnaeus, 1758 - (HELICIDAE)
- fagoti, Obscurella fagoti J.R. Bourguignat, 1880 - syn of: Cochlostoma obscurum (J.P.R. Draparnaud, 1801) - (COCHLOSTOMATIDAE)
- fagoti, Helix fagoti J.R. Bourguignat in É.A.A. Locard, 1882 - syn of: Arianta xatarti J.N. Farines, 1834 - (HELICIDAE)
- fagoti, Helicella fagoti C.A. Westerlund - syn of: Helicella itala (C. Linnaeus, 1758) - (HYGROMIIDAE)
- fagoti, Moitessieria fagoti G. Coutagne, 1883 - syn of: Moitessieria simoniana (A.de Saint-Simon, 1848) - (MOITESSIERIIDAE)
- fagoti, Haploptychius fagoti (J.F. Mabille, 1887) - (STREPTAXIDAE)
- fagoti, Prosopeas fagoti (J.F. Mabille, 1887) - (SUBULINIDAE)
- fagoti, Opeas fagoti J.F. Mabille, 1887 - syn of: Prosopeas fagoti (J.F. Mabille, 1887) - (SUBULINIDAE)
- fagoti, Anodonta fagoti J.R. Bourguignat, 1881 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- Fagotia, Genus Fagotia J.R. Bourguignat, 1884 (MELANOPSIDAE)
- fagotiana, Abida fagotiana É.A.A. Locard, 1881 - syn of: Abida bigerrensis A. Moquin-Tandon, 1856 - (CHONDRINIDAE)
- fagotiana, Andraea fagotiana J.R. Bourguignat, 1877 - syn of: Andraea dubia geretica J.R. Bourguignat, 1877 - (CLAUSILIIDAE)
- fagotiana, Holandriana fagotiana (J.R. Bourguignat, 1884) - (PLEUROCERIDAE)
- fagotiana, Melanella fagotiana J.R. Bourguignat, 1884 - syn of: Holandriana fagotiana (J.R. Bourguignat, 1884) - (PLEUROCERIDAE)
- fagundesi, Lyrodes fagundesi (F. Haas, 1938) - (COCHLIOPIDAE)
- fahmii, Pachycrommium fahmii Abbass, 1967 † - (AMPULLINIDAE) (FOSSIL)
- fahrenkohli, Gordenella fahrenkohli (Rouillier, 1848 †) - (GORDENELLIDAE) (FOSSIL)
- faidherbei, Coelatura faidherbei F.P. Jousseaume, 1886 - syn of: Coelatura aegyptiaca (F. Cailliaud, 1827) - (UNIONIDAE)
- faini, Gyraulus faini W. Adam, 1957 - (PLANORBIDAE)
- fainzilberi, Erosaria lamarckii fainzilberi (F.Jr. Lorenz & A. Hubert, 1993) - (CYPRAEIDAE)
- fainzilberi, Diminovula fainzilberi D. Fehse, 2009 - (OVULIDAE)
- fairbanki, Mabilliella fairbanki (L. Pfeiffer, 1857) - (CERASTUIDAE)
- fairbanki, Pearsonia fairbanki (W.T. Blanford, 1869) - (CYCLOPHORIDAE)
- fairbanki, Opisthostoma fairbanki (W.T. Blanford, 1866) - (DIPLOMMATINIDAE)
- fairbanki, Cremnoconchus fairbanki S.C.T. Hanley & W. Theobald, 1876 - syn of: Cremnoconchus canaliculatus W.T. Blanford, 1870 - (LITTORINIDAE)
- fairbanki, Pseudorhaphitoma fairbanki (G. Nevill & H. Nevill, 1875) - (MANGELIIDAE)
- Fairbankia, Genus Fairbankia W.T. Blanford in F. Stoliczka, 1868 (IRAVADIIDAE)
- fairbanksensis, Pyrgulopsis fairbanksensis R. Hershler & D.W. Sada, 1987 - (HYDROBIIDAE)
- fairbanksi, Clionites fairbanksi A. Hyatt & Smith, 1905 † - syn of: Traskites fairbanksi (A. Hyatt & Smith, 1905 †) - (CLIONITITIDAE) (FOSSIL)
- fairbanksi, Helminthoglypta fairbanksi D.M. Reeder & W.B. Miller, 1986 - (HELMINTHOGLYPTIDAE)
- fairbanksi, Traskites fairbanksi (A. Hyatt & Smith, 1905 †) - (SANDLINGITIDAE) (FOSSIL)
- fairbridgei, Newmarracarroceras fairbridgei (Arkell, 1954 †) - (SONNINIIDAE) (FOSSIL)
- fairchildi, Asolene fairchildi W.J. Clench, 1933 - syn of: Pomacea sinamarina (J.G. Bruguière, 1792) - (AMPULLARIIDAE)
- fairchildi, Strophiops fairchildi W.J. Clench, 1933 - (CERIONIDAE)
- fairchildi, Cuspidaria fairchildi H.H. Suter, 1908 - (CUSPIDARIIDAE)
- fairchildi, Euomphalus fairchildi A.H. Clarke & Ruedemann, 1903 † - (EUOMPHALIDAE) (FOSSIL)
- fairchildi, Leptochiton fairchildi (T. Iredale & A.F.B. Hull, 1929) - (LEPTOCHITONIDAE)
- fairchildi, Liguus blainianus fairchildi W.J. Clench, 1934 - (ORTHALICIDAE)
- fairchildi, Solaropsis fairchildi (J.C. Bequaert & W.J. Clench, 1938) - (PLEURODONTIDAE)
- fairchildi, Scissurella fairchildi A.W.B. Powell, 1933 - syn of: Scissurella prendrevillei A.W.B. Powell, 1933 - (SCISSURELLIDAE)
- fairfieldae, Penion fairfieldae (A.W.B. Powell, 1947) - (BUCCINIDAE)
- fairiana, Pteropurpura fairiana (R. Houart, 1979) - (MURICIDAE)
- fairiana, Pteropurpura fairiana R. Houart, 1979 - syn of: Pteropurpura fairiana (R. Houart, 1979) - (MURICIDAE)
- fairmaireanus, Bulimus fairmaireanus S.A.A. Petit De La Saussaye, 1853 - (BULIMULIDAE)
- faizae, Boreoscala faizae Abbass, 1967 † - (EPITONIIDAE) (FOSSIL)
- faizae, Neritopsis faizae Abbass, 1972 † - (NERITOPSIDAE) (FOSSIL)
- faizai, Torquesia faizai Abbass, 1962 † - (TURRITELLIDAE) (FOSSIL)
- fajouensis, Dermomurex fajouensis B. Garrigues & D. Merle, 2014 - (MURICIDAE)
- fakaauensis, Turbo fakaauensis J. Tröndlé & Letourneux, 2012 † - (TURBINIDAE) (FOSSIL)
- faku, Natalites africanus faku E.C.N. van Hoepen, 1920 † - (KOSSMATICERATIDAE) (FOSSIL)
- falcaries, Arnioceras falcaries (F.A. von Quenstedt, 1858 †) - (ARIETITIDAE) (FOSSIL)
- falcata, Helicaulax falcata Böhm, 1891 † - (APORRHAIDAE) (FOSSIL)
- falcata, Khasiella falcata (W.T. Blanford) - (ARIOPHANTIDAE)
- falcata, Joachymia falcata Barrande , 1881 † - (CARDIOLIDAE) (FOSSIL)
- falcata, Styliola falcata A.A. Gould, 1852 - (CRESEIDAE)
- falcata, Melanella falcata (P.P. Carpenter, 1865) - (EULIMIDAE)
- falcata, Witchellia falcata Buckman † - (HAMMATOCERATIDAE) (FOSSIL)
- falcata, Simomactra falcata (Gould, 1850) - (MACTRIDAE)
- falcata, Mactra falcata A.A. Gould, 1850 - syn of: Simomactra falcata (Gould, 1850) - (MACTRIDAE)
- falcata, Margaritifera falcata (A.A. Gould, 1850) - (MARGARITIFERIDAE)
- falcata, Ocinebrellus falcata (G.B. II Sowerby, 1834) - (MURICIDAE)
- falcata, Myalina falcata A.W. Grabau, 1931 † - (MYALINIDAE) (FOSSIL)
- falcata, Mycetopodella falcata (H.C. Higgins, 1868) - (MYCETOPODIDAE)
- falcata, Agerostrea falcata (Morton, 1827 †) - (OSTREIDAE) (FOSSIL)
- falcata, Martesia falcata W. Wood, 1815 - syn of: Martesia striata (C. Linnaeus, 1758) - (PHOLADIDAE)
- falcata, Martesia falcata G.B. Sowerby, 1872 - syn of: Martesia cuneiformis (T. Say, 1822) - (PHOLADIDAE)
- falcata, Triodopsis falcata (A.A. Gould, 1850) - (POLYGYRIDAE)
- falcata, Pteria hirundo falcata (J.B.P.A. Lamarck, 1819) - (PTERIIDAE)
- falcata, Leptodesma falcata Boyd & Newell, 2001 † - (PTERINEIDAE) (FOSSIL)
- falcata, Leiopteria falcata F.S. Xu & C.K. Chang, 1980 † - syn of: Leiopteria zhangi Li, 1995 † - (PTERINEIDAE) (FOSSIL)
- falcata, Anodonta falcata H. Drouët, 1879 - syn of: Anodonta anatina (C. Linnaeus, 1758) - (UNIONIDAE)
- falcata, Alasmodon falcata A.A. Gould, 1850 - syn of: Margaritifera falcata (A.A. Gould, 1850) - (UNIONIDAE)
- falcatiformis, Pazinotus falcatiformis (K.H.J. Thiele, 1925) - (MURICIDAE)
- falcatinoda, Pagodea falcatinoda E.G. Linsley, 1968 † - (PSEUDOPHORIDAE) (FOSSIL)
- Falcatodonta, Genus Falcatodonta Cope, 1996 † (FALCATODONTIDAE) (FOSSIL)
- FALCATODONTIDAE Cope, 1996 † - Family (BIVALVIA-PTERIOMORPHIA [Subclass]-CYRTODONTIDA [Order]-FALCATODONTOIDEA [Superfamily]) (FOSSIL)
- falcatoides, Dombarites falcatoides Ruzhentsev & Bogoslovskaya, 1970 † - (DELEPINOCERATIDAE) (FOSSIL)
- falcatoides, Adula falcatoides T. Habe, 1955 - (MYTILIDAE)
- falcatulus, Unio tumidus falcatulus (H. Drouët, 1881) - (UNIONIDAE)
- falcatum, Hysteroceras falcatum van Hoepen, 1944 † - syn of: Hysteroceras subbinum Spath, 1934 † - (BRANCOCERATIDAE) (FOSSIL)
- falcatum, Tragoceras falcatum (Schlotheim, 1820 †) - (ESTONIOCERATIDAE) (FOSSIL)
- falcatum, Planctoceras falcatum Schlotheim, 1820 † - syn of: Tragoceras falcatum (Schlotheim, 1820 †) - (ESTONIOCERATIDAE) (FOSSIL)
- falcatum, Meekoceras falcatum L. Waagen, 1895 † - syn of: Xenodiscoides falcatus (L. Waagen, 1895 †) - (MEEKOCERATIDAE) (FOSSIL)
- falcatum, Stenopopanoceras falcatum Tozer, 1994 † - (PARAPOPANOCERATIDAE) (FOSSIL)
- falcatum, Falcitornoceras falcatum (Frech, 1887 †) - (TORNOCERATIDAE) (FOSSIL)
- falcatus, Prodeshayesites falcatus R. Casey 1964 † - (DESHAYESITIDAE) (FOSSIL)
- falcatus, Goniatites falcatus F.A. Roemer, 1850 † - (GONIATITIDAE) (FOSSIL)
- falcatus, Hyphoplites falcatus (Mantell, 1822 †) - (HOPLITIDAE) (FOSSIL)
- falcatus, Ischnochiton falcatus A.F.B. Hull, 1912 - (ISCHNOCHITONIDAE)
- falcatus, Indojuvavites falcatus Tozer, 1994 † - (JUVAVITIDAE) (FOSSIL)
- falcatus, Murex falcatus G.B. Sandri & F. Danilo, 1856 - syn of: Hexaplex trunculus (C. Linnaeus, 1758) - (MURICIDAE)
- falcatus, Mytilus falcatus D'Orbigny, 1846 - syn of: Mytella charruana (A.V.M.D. D'Orbigny, 1842) - (MYTILIDAE)
- falcatus, Araneites falcatus Bogoslovsky, 1971 † - (SPORADOCERATIDAE) (FOSSIL)
- falcatus, Pseudosirenites falcatus Tozer, 1994 † - (TRACHYCERATIDAE) (FOSSIL)
- falcatus, Xenodiscoides falcatus (L. Waagen, 1895 †) - (XENOCELTITIDAE) (FOSSIL)
- falcatus aurora, Hyphoplites falcatus aurora C.W. Wright & E.V. Wright, 1949 † - (HOPLITIDAE) (FOSSIL)
- falcatus interpolatus, Hyphoplites falcatus interpolatus C.W. Wright & E.V. Wright, 1949 † - (HOPLITIDAE) (FOSSIL)
- Falciclymenia, Genus Falciclymenia Schindewolf, 1923 † (RECTOCLYMENIIDAE) (FOSSIL)
- falcicosta, Clavus falcicosta (K.H. Barnard, 1958) - (DRILLIIDAE)
- falcicosta, Tylotiella falcicosta (K.H. Barnard, 1958) - syn of: Clavus falcicosta (K.H. Barnard, 1958) - (DRILLIIDAE)
- falcicostata, Buehreriella falcicostata M. Collignon, 1969 † - (MUNIERICERATIDAE) (FOSSIL)
- falcicostatum, Hysteroceras falcicostatum F. Haas, 1942 † - (BRANCOCERATIDAE) (FOSSIL)
- falcicula, Placostylus falcicula J. Gassies, 1871 - syn of: Placostylus fibratus (T. Martyn, 1784) - (BOTHRIEMBRYONTIDAE)
- falcicula, Bulimus falcicula J. Gassies, 1871 - syn of: Placostylus fibratus (T. Martyn, 1784) - (BULIMULIDAE)
- falciculum, Falcitornoceras falciculum House & J. Price, 1985 † - (TORNOCERATIDAE) (FOSSIL)
- falciculum constrictum, Falcitornoceras falciculum constrictum House & J. Price, 1985 † - syn of: Falcitornoceras constrictum House & J. Price, 1985 † - (TORNOCERATIDAE) (FOSSIL)
- Falcidens, Genus Falcidens L. Salvini-Plawén, 1968 (CHAETODERMATIDAE)
- falcifer, Goniatites falcifer G.G. Münster, 1840 † - syn of: Falciclymenia falcifer (G.G. Münster, 1840 †) - (GONIATITIDAE) (FOSSIL)
- falcifer, Walkericeras falcifer Maubeuge, 1950 † - (HILDOCERATIDAE) (FOSSIL)
- falcifer, Falciclymenia falcifer (G.G. Münster, 1840 †) - (RECTOCLYMENIIDAE) (FOSSIL)
- falcifera, Clausilia falcifera A.R.J.B. Bavay & P. Dautzenberg, 1899 - (CLAUSILIIDAE)
- falcifera, Clymenia falcifera G.G. Münster, 1840 † - syn of: Pricella falcifera (G.G. Münster, 1840 †) - (CLYMENIIDAE) (FOSSIL)
- falcifera, Pricella falcifera (G.G. Münster, 1840 †) - (CYRTOCLYMENIIDAE) (FOSSIL)
- falcifera, Loxonema falcifera Stoppani, 1857 † - syn of: Toxoconcha brocchi Stoppani, 1857 † - (LOXONEMATIDAE) (FOSSIL)
- falcifera, Tragula falcifera (R.B. Watson, 1881 †) - (PYRAMIDELLIDAE) (FOSSIL)
- falcifera, Odostomia falcifera (R.B. Watson, 1881 †) - syn of: Tragula falcifera (R.B. Watson, 1881 †) - (PYRAMIDELLIDAE) (FOSSIL)
- falcifera, Kusinia falcifera D. Korn & al., 2010 † - (TEMERTASSETIIDAE) (FOSSIL)
- falcifera, Melania falcifera Klipstein, 1843 † - syn of: Coelostylina crassa (Münster, 1841 †) - (THIARIDAE) (FOSSIL)
- falcifera, Canarivitrina falcifera C.M. Ibáñez & K. Groh, 2000 - (VITRINIDAE)
- Falciferella, Genus Falciferella Casey, 1954 † (OPPELIIDAE) (FOSSIL)
- falciferoides, Harpoceras falciferoides Buckman, 1927 † - syn of: Harpoceras falciferum J. de C. Sowerby, 1820 † - (HILDOCERATIDAE) (FOSSIL)
- falciferum, Harpoceras falciferum J. de C. Sowerby, 1820 † - (HILDOCERATIDAE) (FOSSIL)
- falciferum, Aphelaeceras falciferum Yin, 1933 † - (TRIGONOCERATIDAE) (FOSSIL)
- falciferus, Pleurodiscoides falciferus (O. Böttger, 1870 †) - (PLEURODISCIDAE) (FOSSIL)
- falciforme, Inversoceras perversurn falciforme (Barrande, 1865 †) - (TRIMEROCERATIDAE) (FOSSIL)
- falciformis, Anchura falciformis W.M. Gabb, 1864 † - (APORRHAIDAE) (FOSSIL)
- falciformis, Beyrichites falciformis Smith, 1914 † - syn of: Gymnotoceras blakei (W.M. Gabb, 1864 †) - (BEYRICHITIDAE) (FOSSIL)
- falciformis, Creseis conica falciformis J. Rampal, 2002 - (CRESEIDAE)
- falciformis, Runcina falciformis J.A. Ortea & G. Rodríguez, 1990 - (RUNCINIDAE)
- falciformis montana, Phaedusa falciformis montana O.F. von Möllendorff, 1901 - syn of: Notoptychia polydona montana (O.F. von Möllendorff, 1901) - (CLAUSILIIDAE)
- falcigera, Graphoceras falcigera (Buckman, 1904 †) - (GRAPHOCERATIDAE) (FOSSIL)
- falcigera, Oedania falcigera Buckman, 1904 † - syn of: Graphoceras falcigera (Buckman, 1904 †) - (GRAPHOCERATIDAE) (FOSSIL)
- falcigera, Saccella falcigera J. Marwick, 1965 † - (NUCULANIDAE) (FOSSIL)
- falciglans, Pyrgulopsis falciglans R. Hershler, T.J. Frest, H.P. Liu & E.J. Johannes, 2003 - (HYDROBIIDAE)
- Falcilituites, Genus Falcilituites Remelé, 1886 (ESTONIOCERATIDAE) (FOSSIL)
- Falcimytilus, Genus Falcimytilus Cox , 1937 † (MYTILIDAE) (FOSSIL)
- falciphallus, Philinopsis falciphallus T.M. Gosliner, 2011 - (AGLAJIDAE)
- falcistria, Agoniatites falcistria A. Fuchs, 1915 † - (AGONIATITIDAE) (FOSSIL)
- falcistria, Mimagoniatites falcistria A. Fuchs, 1915 † - syn of: Mimagoniatites fecundus (Barrande, 1865 †) - (MIMAGONIATITIDAE) (FOSSIL)
- falcistriata, Valdedorsella falcistriata (Anthula, 1899 †) - (DESMOCERATIDAE) (FOSSIL)
- falcisulcatum, Acrimeroceras falcisulcatum Becker, 1993 † - (DIMEROCERATIDAE) (FOSSIL)
- Falcitornoceras, Genus Falcitornoceras House & Price, 1985 † (TORNOCERATIDAE) (FOSSIL)
- falcki, Mayesella falcki (Rouillier & Vosinsky, 1894 †) - (IOTRIGONIIDAE) (FOSSIL)
- falcki, Trigonia falcki Rouillier & Vosinsky, 1849 † - syn of: Mayesella falcki (Rouillier & Vosinsky, 1894 †) - (TRIGONIIDAE) (FOSSIL)
- falco, Abraliopsis falco A.T. Young, 1972 - (ENOPLOTEUTHIDAE)
- falcodiscus, Ammonites falcodiscus F.A. von Quenstedt, 1885 † - syn of: Pseudolioceras boulbiense (A.T. Young & Bird, 1822 †) - (AMMONITIDA (unassigned)) (FOSSIL)
- falcoides, Epimayaites falcoides (Basse & Perrodon †) - (MAYAITIDAE) (FOSSIL)
- falconensis, Pomacea falconensis T. Pain & R.O. Arias, 1958 - (AMPULLARIIDAE)
- falconensis, Scapharca zorritensis falconensis F. Hodson & al., 1927 - (ARCIDAE)
- falconensis, Tylopoma falconensis (Papaianopol & Macale?, 2006 †) - (BITHYNIIDAE) (FOSSIL)
- falconensis, Solenosteira falconensis N.E. Weisbord, 1929 † - (BUCCINIDAE) (FOSSIL)
- falconensis, Spiralta falconensis (F. Hodson, 1931 †) - (COLUMBELLIDAE) (FOSSIL)
- falconensis, Pseudozonaria falconensis B.M. Landau & Groves, 2011 † - (CYPRAEIDAE) (FOSSIL)
- falconensis, Polymesoda falconensis F. Hodson, 1931 † - (CYRENIDAE) (FOSSIL)
- falconensis, Persicula falconensis F. Hodson, 1927 † - (CYSTISCIDAE) (FOSSIL)
- falconensis, Agladrillia falconensis B.M. Landau, F. Da Silva & S.M. Heitz, 2016 † - (DRILLIIDAE) (FOSSIL)
- falconensis, Crassostrea virginica falconensis F. Hodson & al., 1927 - (OSTREIDAE)
- falconensis, Chlamys falconensis F. Hodson & F. Hodson, 1927 † - syn of: Lindapecten plurinominis (H.A. Pilsbry & Johnson, 1917 †) - (PECTINIDAE) (FOSSIL)
- falconensis, Pholadomya falconensis F. Hodson & F. Hodson, 1927 † - (PHOLADOMYIDAE) (FOSSIL)
- falconensis, Psammacoma falconensis F. Hodson & F. Hodson, 1931 † - syn of: Psammacoma gatunensis costaricensis A.A. Olsson, 1922 † - (TELLINIDAE) (FOSSIL)
- falconensis, Erato falconensis B.M. Landau, F. Da Silva & S.M. Heitz, 2016 † - (TRIVIIDAE) (FOSSIL)
- falconensis, Turbinella falconensis F. Hodson, 1931 † - (TURBINELLIDAE) (FOSSIL)
- falconensis, Lirophora falconensis F. Hodson & al., 1927 † - (VENERIDAE) (FOSSIL)
- falconensis, Viviparus falconensis Lubenescu & Zazuleac, 1985 † - (VIVIPARIDAE) (FOSSIL)
- falconensis, Conomitra falconensis (F. Hodson, 1931 †) - (VOLUTOMITRIDAE) (FOSSIL)
- falconeri, Crepidula falconeri R.B. Newton, 1922 † - (CALYPTRAEIDAE) (FOSSIL)
- falconeri, Hedleyella falconeri (J.E. Gray, 1834) - (CARYODIDAE)
- falconeri, Nassarius falconeri d'Archiac & Haime, 1850 † - (NASSARIIDAE) (FOSSIL)
- falconeri jacksoniana, Hedleyella falconeri jacksoniana T. Iredale, 1933 - (CARYODIDAE)
- falconi, Epitonium falconi R.N. Kilburn, 1985 - (EPITONIIDAE)
- falconi, Liguus fasciatus falconi M.L. Jaume, 1952 - (ORTHALICIDAE)
- falconi, Chondropoma obesum falconi C.G. Aguayo & M.L. Jaume, 1952 - (POMATIIDAE)
- falcoplicatum, Shangraoceras falcoplicatum J.K. Zhao & Zheng, 1977 † - (PSEUDOHALORITIDAE) (FOSSIL)
- falcula, Harpoceras falcula Buckman, 1926 † - syn of: Harpoceras falciferum J. de C. Sowerby, 1820 † - (HILDOCERATIDAE) (FOSSIL)
- faleiroi, Turris faleiroi R.N. Kilburn, 1998 - (TURRIDAE)
- falemeensis, Mutelina falemeensis J. Germain, 1907 - syn of: Mutela dubia J.F. Gmelin, 1793 - (IRIDINIDAE)
- faleonta, Columbella faleonta P.L. Duclos, 1835 - syn of: Pyrene flava (J.G. Bruguière, 1789) - (COLUMBELLIDAE)
- falgasi, Monopleura falgasi E. Vidal, 1878 † - (MONOPLEURIDAE) (FOSSIL)
- faliconensis, Cernuella faliconensis E. Caziot, 1910 - syn of: Cernuella virgata (E.M. Da Costa, 1778) - (HYGROMIIDAE)
- faliconensis, Monacha faliconensis E. Caziot, 1910 - syn of: Eutheba cantiana (G. Montagu, 1803) - (HYGROMIIDAE)
- falklandica, Cadlina falklandica N.H. Odhner, 1926 - syn of: Cadlina magellanica N.H. Odhner, 1926 - (CADLINIDAE)
- falklandica, Chilina falklandica Cooper & H.B. Preston, 1910 - (CHILINIDAE)
- falklandica, Cyamiomactra falklandica R.K. Dell, 1964 - (CYAMIIDAE)
- falklandica, Geitodoris falklandica N.H. Odhner, 1926 - syn of: Geitodoris patagonica N.H. Odhner, 1926 - (DISCODORIDIDAE)
- falklandica, Doris falklandica (C.N.E. Eliot, 1907) - (DORIDIDAE)
- falklandica, Austrodoris falklandica C.N.E. Eliot, 1907 - syn of: Doris falklandica (C.N.E. Eliot, 1907) - (DORIDIDAE)
- falklandica, Cemoria falklandica A. Adams, 1862 - syn of: Puncturella conica (A.V.M.D. D'Orbigny, 1841) - (FISSURELLIDAE)
- falklandica, Flabellina falklandica (C.N.E. Eliot, 1907) - (FLABELLINIDAE)
- falklandica, Limatula falklandica K.H.J. Thiele, 1920 - syn of: Limatula deceptionensis H.B. Preston, 1916 - (LIMIDAE)
- falklandica, Limatula falklandica A. Adams, 1864 - syn of: Limea pygmaea (R.A. Philippi, 1845) - (LIMIDAE)
- falklandica, Epicodakia falklandica R.K. Dell, 1964 - (LUCINIDAE)
- falklandica, Nacella falklandica H.B. Preston, 1913 - syn of: Nacella mytilina (G.S. Helbling, 1779) - (NACELLIDAE)
- falklandica, Falsilunatia falklandica (H.B. Preston, 1913) - (NATICIDAE)
- falklandica, Nucula falklandica H.B. Preston, 1912 - (NUCULIDAE)
- falklandica, Acanthodoris falklandica C.N.E. Eliot, 1907 - (ONCHIDORIDIDAE)
- falklandica, Philine falklandica A.W.B. Powell, 1951 - (PHILINIDAE)
- falklandica, Leucosyrinx falklandica A.W.B. Powell, 1951 - syn of: Leucosyrinx angusteplicata (H. Strebel, 1905) - (PSEUDOMELATOMIDAE)
- falklandica, Thyasira falklandica (E.A. Smith, 1885) - (THYASIRIDAE)
- falklandica, Mytilimeria falklandica H.B. Preston, 1913 - (VERTICORDIIDAE)
- falklandicum, Calliostoma falklandicum H. Strebel, 1908 - syn of: Calliostoma nudum (R.A. Philippi, 1845) - (CALLIOSTOMATIDAE)
- falklandicum, Cyamium falklandicum J.C. Melvill & R. Standen, 1898 - (CYAMIIDAE)
- falklandicum, Siphonodentalium falklandicum R.K. Dell, 1964 - syn of: Pulsellum falklandicum (R.K. Dell, 1964) - (GADILIDAE)
- falklandicum, Neolepton falklandicum R.K. Dell, 1964 - (NEOLEPTONIDAE)
- falklandicum, Pulsellum falklandicum (R.K. Dell, 1964) - (PULSELLIDAE)
- falklandicus, Eubranchus falklandicus (C.N.E. Eliot, 1907) - (EUBRANCHIDAE)
- falklandicus, Trophon falklandicus H. Strebel, 1908 - syn of: Xymenopsis corrugata (L.A. Reeve, 1848) - (MURICIDAE)
- falklandicus, Cyclopecten falklandicus R.K. Dell, 1964 - (PROPEAMUSSIIDAE)
- falkneorum, Leiostyla falkneorum R.A. Bank, K. Groh & T.E.J. Ripken, 2002 - (LAURIIDAE)
- falkneri, Canariella falkneri M.R. Alonso, C.M. Ibáñez & C.E. Ponte-Lira, 2002 - (CANARIELLIDAE)
- falkneri, Chondrina falkneri E. Gittenberger, 2002 - (CHONDRINIDAE)
- falkneri, Rupestrella homala falkneri J. Beckmann, 2002 - (CHONDRINIDAE)
- falkneri, Serrulastra falkneri H. Nordsieck, 1981 † - (CLAUSILIIDAE) (FOSSIL)
- falkneri, Corrosella falkneri (H.D. Boeters, 1970) - (HYDROBIIDAE)
- falkneri, Palacanthilhiopsis falkneri Callot-Girardi, 2017 - (HYDROBIIDAE)
- falkneri, Istriana falkneri H.D. Boeters, 2000 - (HYDROBIIDAE)
- falkneri, Pyrgula falkneri A. Reischütz & P.L. Reischütz, 2002 - (HYDROBIIDAE)
- falkneri, Pleurodiscoides falkneri (Schlickum, 1978) † - (PLEURODISCIDAE) (FOSSIL)
- Falkneria, Genus Falkneria H. Nordsieck, 1989 (HELICODONTIDAE)
- falknerorum, Leiostyla falknerorum R.A. Bank, K. Groh & T.E.J. Ripken, 2002 - (LAURIIDAE)
- fallacies, Cerithium fallacies F.P. Jousseaume, 1930 - syn of: Cerithium rueppelli R.A. Philippi, 1848 - (CERITHIIDAE)
- fallaciosa, Fulcrella fallaciosa (Cossmann 1908) † - (BASTEROTIIDAE) (FOSSIL)
- fallaciosa, Planispira fallaciosa (A.E.J. Férussac, 1832) - (CAMAENIDAE)
- fallaciosa, Trachia fallaciosa (A.E.J. Férussac, 1821) - (CAMAENIDAE)
- fallaciosa, Lienardia fallaciosa C. Hedley, 1922 - (CLATHURELLIDAE)
- fallaciosa, Helix fallaciosa A.E.J. Férussac, 1832 - syn of: Planispira fallaciosa (A.E.J. Férussac, 1832) - (HELICIDAE)
- fallaciosa, Helicella fallaciosa A.E.J. Férussac, 1832 - syn of: Planispira fallaciosa (A.E.J. Férussac, 1832) - (HYGROMIIDAE)
- fallaciosa, Guraleus fallaciosa (G.B. III Sowerby, 1896) - (MANGELIIDAE)
- fallaciosa, Scaliola fallaciosa P. Lozouet, 1998 † - (SCALIOLIDAE) (FOSSIL)
- fallaciosa, Micronaias fallaciosa (C.T. Simpson, 1914) - (UNIONIDAE)
- fallaciosa, Venus fallaciosa G.P. Deshayes, 1857 † - (VENERIDAE) (FOSSIL)
- fallaciosum, Epitonium fallaciosum W.H. Dall, 1921 - syn of: Epitonium linctum (M.E.A. de Boury & T.A. de M. Monterosato, 1890) - (EPITONIIDAE)
- fallaciosum, Pseudogrammoceras fallaciosum (C.É. Bayle, 1878 †) - (HILDOCERATIDAE) (FOSSIL)
- fallaciosus, Heliacus fallaciosus (N. Tiberi, 1872) - (ARCHITECTONICIDAE)
- fallaciosus, Grandeliacus fallaciosus N. Tiberi, 1872 - syn of: Heliacus fallaciosus (N. Tiberi, 1872) - (ARCHITECTONICIDAE)
- fallaciosus, Lampsilis teres fallaciosus C.S. Rafinesque, 1820 - (UNIONIDAE)
- Fallacites, Genus Fallacites Ruzhencev & Bogoslovskaya, 1971 † (HOMOCERATIDAE) (FOSSIL)
- fallai, Rhytida fallai A.W.B. Powell, 1946 - (RHYTIDIDAE)
- fallai, Onoba fallai (A.W.B. Powell, 1955) - (RISSOIDAE)
- Fallartemis, syn of: Genus Dosinia J.A. Scopoli, 1777 (VENERIDAE)
- fallauxi, Audouliceras fallauxi Uhlig, 1883 † - (ANCYLOCERATIDAE) (FOSSIL)
- fallauxi, Belemnites fallauxi Uhlig, 1883 † - syn of: Mesohibolithes fallauxi (Uhlig, 1883 †) - (BELEMNITELLIDAE) (FOSSIL)
- fallauxi, Macroscaphites fallauxi (Uhlig, 1883 †) - (MACROSCAPHITIDAE) (FOSSIL)
- fallauxi, Mesohibolithes fallauxi (Uhlig, 1883 †) - (MESOHIBOLITHIDAE) (FOSSIL)
- fallax, Ammonites fallax Benecke, 1865 † - syn of: Erycites fallifax Arkell, 1958 † - (AMMONITIDA (unassigned)) (FOSSIL)
- fallax, Straparella fallax (de Koninck, 1844 †) - (ANOMPHALIDAE) (FOSSIL)
- fallax, Carbonicola fallax W.B. Wright, 1934 † - (ANTHRACOSIIDAE) (FOSSIL)
- fallax, Kalidos fallax E. Fischer-Piette, F. Blanc & F. Salvat, 1975 - (ARIOPHANTIDAE)
- fallax, Linguella fallax L.S.R. Bergh, 1880 - (ARMINIDAE)
- fallax, Mortoniceras fallax Breistroffer, 1940 † - (BRANCOCERATIDAE) (FOSSIL)
- fallax, Meteuthria fallax (K.H.J. Thiele, 1925) - (BUCCINIDAE)
- fallax, Drymaeus fallax L. Pfeiffer, 1853 - (BULIMULIDAE)
- fallax, Cerithium fallax J.P.S. Grateloup, 1832 † - syn of: Plesiotrochus fallax (J.P.S. Grateloup, 1832 †) - (CERITHIIDAE) (FOSSIL)
- fallax, Hemicerithium fallax J.P.S. Grateloup, 1832 † - syn of: Plesiotrochus fallax (J.P.S. Grateloup, 1832 †) - (CERITHIIDAE) (FOSSIL)
- fallax, Allodiscus fallax A.W.B. Powell, 1952 - (CHAROPIDAE)
- fallax, Mussonula fallax J. Stanisic, 1990 - (CHAROPIDAE)
- fallax, Lienardia fallax (G. Nevill & H. Nevill, 1875) - (CLATHURELLIDAE)
- fallax, Pseudalinda fallax (E.A. Rossmässler, 1836) - (CLAUSILIIDAE)
- fallax, Clausilia fallax F.P. Jousseaume, 1880 - syn of: Clausilia rugosa parvula A.E.J. Férussac, 1807 - (CLAUSILIIDAE)
- fallax, Zemitrella fallax A.W.B. Powell, 1940 - (COLUMBELLIDAE)
- fallax, Atilia fallax (R. Hoernes & M. Auinger, 1880 †) - (COLUMBELLIDAE) (FOSSIL)
- fallax, Hemiconus fallax J.M. Pacaud, 2016 † - (CONIDAE) (FOSSIL)
- fallax, Cardiomya fallax (E.A. Smith, 1885) - (CUSPIDARIIDAE)
- fallax, Cribrarula fallax (E.A. Smith, 1881) - (CYPRAEIDAE)
- fallax, Heikea fallax Isberg, 1934 † - (CYRTODONTIDAE) (FOSSIL)
- fallax, Yochelsonellis fallax (J. Perner, 1903 †) - (CYRTOLITIDAE) (FOSSIL)
- fallax, Canalispira fallax (E.A. Smith, 1903) - (CYSTISCIDAE)
- fallax, Reynesocoeloceras fallax (Fucini, 1905 †) - (DACTYLIOCERATIDAE) (FOSSIL)
- fallax, Philonesia fallax H.B. Baker, 1940 - (EUCONULIDAE)
- fallax, Eulima fallax R.B. Watson, 1883 - (EULIMIDAE)
- fallax, Margineulima fallax (G.P. Deshayes, 1862 †) - (EULIMIDAE) (FOSSIL)
- fallax, Straparollus fallax de Koninck, 1844 † - syn of: Straparella fallax (de Koninck, 1844 †) - (EUOMPHALIDAE) (FOSSIL)
- fallax, Latirus fallax (H.C. Küster & W. Kobelt, 1874) - (FASCIOLARIIDAE)
- fallax, Plicatella fallax H.C. Küster & W. Kobelt, 1874 - syn of: Latirus fallax (H.C. Küster & W. Kobelt, 1874) - (FASCIOLARIIDAE)
- fallax, Graphoceras fallax (Buckman) † - (GRAPHOCERATIDAE) (FOSSIL)
- fallax, Halobia fallax Mojsisovics, 1874 † - (HALOBIIDAE) (FOSSIL)
- fallax, Alcadia fallax A.J. Wagner, 1907 - (HELICINIDAE)
- fallax, Holcodiscus fallax (Coquand, 1878 †) - (HOLCODISCIDAE) (FOSSIL)
- fallax, Beddomeia fallax W.F. Ponder & K.B. Clark, 1993 - (HYDROBIIDAE)
- fallax, Monachoides fallax (A.J. Wagner, 1914) - (HYGROMIIDAE)
- fallax, Stenoplax fallax (P.P. Carpenter in H.A. Pilsbry, 1892) - (ISCHNOCHITONIDAE)
- fallax, Lucina fallax E. Forbes, 1846 † - (LUCINIDAE) (FOSSIL)
- fallax, Marginella fallax E.A. Smith, 1903 - syn of: Canalispira fallax (E.A. Smith, 1903) - (MARGINELLIDAE)
- fallax, Melanopsis fallax D. Pantanelli, 1886 † - (MELANOPSIDAE) (FOSSIL)
- fallax, Haustellum fallax (E.A. Smith, 1901) - (MURICIDAE)
- fallax, Cerithiella fallax Cecalupo & Perugia, 2017 - (NEWTONIELLIDAE)
- fallax, Trituba fallax S. Gofas, 2003 - (NEWTONIELLIDAE)
- fallax, Oliva tigrina fallax C.W. Johnson, 1910 - (OLIVIDAE)
- fallax, Richardsonoceras fallax (Billings, 1857 †) - (ONCOCERATIDAE) (FOSSIL)
- fallax, Oppelia fallax (R. Garcia del Castillo & Agullera †) - (OPPELIIDAE) (FOSSIL)
- fallax, Plectopylis fallax G.P.L.K. Gude, 1909 - syn of: Gudeodiscus phylarius (J.F. Mabille, 1887) - (PLECTOPYLIDAE)
- fallax, Plesiotrochus fallax (J.P.S. Grateloup, 1832 †) - (PLESIOTROCHIDAE) (FOSSIL)
- fallax, Triodopsis fallax (T. Say, 1825) - (POLYGYRIDAE)
- fallax, Chondropoma candeanum fallax (C. de la Torre & P. Bartsch, 1941) - (POMATIIDAE)
- fallax, Posttornoceras fallax W. Korn, 2002 † - (POSTTORNOCERATIDAE) (FOSSIL)
- fallax, Parvamussium fallax I.A. Korobkov † - (PROPEAMUSSIIDAE) (FOSSIL)
- fallax, Pupoides fallax C.F. Jickeli, 1874 - syn of: Pupoides coenopictus (F.W. Hutton, 1834) - (PUPILLIDAE)
- fallax, Bulimoscilla fallax (K.H.J. Thiele, 1925) - (PYRAMIDELLIDAE)
- fallax, Odostomia fallax T.A. de M. Monterosato, 1875 - syn of: Odostomia suboblonga J.G. Jeffreys, 1884 - (PYRAMIDELLIDAE)
- fallax, Teremitra fallax Y.I. Kantor, P. Lozouet, N. Puillandre & P. Bouchet, 2014 - (PYRAMIMITRIDAE)
- fallax, Pseudodaphnella fallax A.E. Fedosov & N. Puillandre, 2012 - (RAPHITOMIDAE)
- fallax, Raphitoma fallax E. Forbes, 1844 - syn of: Raphitoma purpurea (G. Montagu, 1803) - (RAPHITOMIDAE)
- fallax, Powelliphanta gilliesi fallax (A.W.B. Powell, 1930) - (RHYTIDIDAE)
- fallax, Rissoella fallax W.F. Ponder & E.K. Yoo, 1977 - (RISSOELLIDAE)
- fallax, Crisilla fallax S. Gofas, 1999 - (RISSOIDAE)
- fallax, Powellisetia fallax E.A. Kay, 1979 - (RISSOIDAE)
- fallax, Dillwynella fallax K. Hasegawa, 1997 - (SKENEIDAE)
- fallax, Sphaerium fallax V. Sterki, 1930 - syn of: Sphaerium simile T. Say, 1817 - (SPHAERIIDAE)
- fallax, Volutaxis fallax (H.B. Baker, 1940) - (SPIRAXIDAE)
- fallax, Macoma fallax G.B. Sowerby, 1841 - (TELLINIDAE)
- fallax, Peronaea benedeni fallax (Lehmann, 1893 †) - (TELLINIDAE) (FOSSIL)
- fallax, Temnotropis fallax E.A.L. Kittl, 1891 † - (TEMNOTROPIDAE) (FOSSIL)
- fallax, Tarebia fallax C.H. Oostingh, 1935 † - (THIARIDAE) (FOSSIL)
- fallax, Viriolopsis fallax (E.A. Kay, 1979) - (TRIPHORIDAE)
- fallax, Turbinella fallax H.C. Küster & W. Kobelt, 1874 - syn of: Latirus fallax (H.C. Küster & W. Kobelt, 1874) - (TURBINELLIDAE)
- fallax, Pleurotoma fallax E. Forbes, 1844 - syn of: Raphitoma purpurea (G. Montagu, 1803) - (TURRIDAE)
- fallax, Unio fallax I. Lea, 1857 - syn of: Villosa lienosa (T.A. Conrad, 1834) - (UNIONIDAE)
- fallax, Trilamellaxis fallax (C. de la Torre, 1911) - (UROCOPTIDAE)
- fallax, Paracallonia albocrenata fallax C. de la Torre & P. Bartsch, 1972 - (UROCOPTIDAE)
- fallax, Egrona fallax L.R. Saul, 1993 † - (VENERIDAE) (FOSSIL)
- fallax, Dosiniopsis fallax (G.P. Deshayes, 1857 †) - (VENERIDAE) (FOSSIL)
- fallax, Zebina fallax G.P. Deshayes, 1861 † - (ZEBINIDAE) (FOSSIL)
- fallax, Zonites parnonensis fallax F. Riedel, 1985 - (ZONITIDAE)
- fallax antonellae, Cribrarula fallax antonellae M. Chiapponi, F.Jr. Lorenz & B.A. Marshall, 2013 - (CYPRAEIDAE)
- fallax chicoensis, Drymaeus fallax chicoensis A.S.H. Breure, 1977 - (BULIMULIDAE)
- fallax miopedemontana, Atilia fallax miopedemontana F. Sacco, 1889 † - (COLUMBELLIDAE) (FOSSIL)
- fallax popouwelae, Philonesia fallax popouwelae H.B. Baker, 1940 - (EUCONULIDAE)
- fallense, Acanthoceras amphibolum fallense Cobban, 1987 † - (ACANTHOCERATIDAE) (FOSSIL)
- fallifax, Erycites fallifax Arkell, 1958 † - (HAMMATOCERATIDAE) (FOSSIL)
- Falloonella, Subgenus Trochonanina (Falloonella) H.B. Preston, 1914 (UROCYCLIDAE)
- falloti, Sharpeiceras falloti M. Collignon, 1931 † - (ACANTHOCERATIDAE) (FOSSIL)
- falloti, Bythinella falloti Degrange-Touzin, 1892 † - (BYTHINELLIDAE) (FOSSIL)
- falloti, Conus falloti C. Mayer, 1891 † - (CONIDAE) (FOSSIL)
- falloti, Hypacanthoplites falloti M. Collignon, 1962 † - (PARAHOPLITIDAE) (FOSSIL)
- falloti, Syrnola falloti Vasseur, 1887 † - (PYRAMIDELLIDAE) (FOSSIL)
- falloti, Collotia falloti (Gerard & Contaut, 1936 †) - (REINECKEIIDAE) (FOSSIL)
- Falloticeras, Genus Falloticeras Parona & Bonarelli, 1897 † (BRANCOCERATIDAE) (FOSSIL)
- fallsensis, Perideriopsis fallsensis C. Dupuis & S. Putzeys, 1900 - (ACHATINIDAE)
- fallsensis pronuba, Perideriopsis fallsensis pronuba H.A. Pilsbry, 1919 - (ACHATINIDAE)
- Falniowskia, Genus Falniowskia R. Bernasconi, 1991 (HYDROBIIDAE)
- falniowskii, Pseudobithynia falniowskii P. Glöer & V.M. Pešic, 2006 - (BITHYNIIDAE)
- falniowskii, Bythinella falniowskii P. Glöer, 2013 - (BYTHINELLIDAE)
- falniowskii, Grossuana falniowskii D.G. Georgiev, P. Glöer, I. Dedov & A. Irikov, 2015 - (HYDROBIIDAE)
- Faloriella, Genus Faloriella Bandel, 1992 † (LADINULIDAE) (FOSSIL)
- falsa, Splendrillia falsa (K.H. Barnard, 1958) - (DRILLIIDAE)
- falsa, Lamproscapha falsa (C.T. Simpson, 1900) - (MYCETOPODIDAE)
- Falsamotrochus, Genus Falsamotrochus Gründel & Hostettler, 2014 † (NODODELPHINULIDAE) (FOSSIL)
- falsani, Hydrobia falsani (C.F. Fontannes, 1876 †) - (HYDROBIIDAE) (FOSSIL)
- falsani, Anisus falsani (É.A.A. Locard, 1883 †) - (PLANORBIDAE) (FOSSIL)
- falsani, Valvata variabilis falsani É.A.A. Locard, 1883 † - (VALVATIDAE) (FOSSIL)
- falsani, Viviparus falsani (Fischer in Falsan & É.A.A. Locard, 1867 †) - (VIVIPARIDAE) (FOSSIL)
- falsaria, Lienardia falsaria C. Hedley, 1922 - (CLATHURELLIDAE)
- Falsataphrus, Genus Falsataphrus Gründel, 2000 † (ATAPHRIDAE) (FOSSIL)
- falsebayensis, Marginella falsebayensis S.G. Veldsman & S.G. Veldsman, 2012 - (MARGINELLIDAE)
- Falsepleuroxia, syn of: Genus Pleuroxia C.M.F. Ancey, 1887 (CAMAENIDAE)
- falsestea, Amphithalamus falsestea (W.F. Ponder, 1968) - (ANABATHRIDAE)
- Falsibelgrandiella, Genus Falsibelgrandiella P. Radoman, 1973 (HYDROBIIDAE)
- Falsicingula, Genus Falsicingula T. Habe, 1958 (FALSICINGULIDAE)
- FALSICINGULIDAE Slavoshevskaya, 1975 - Family (GASTROPODA-CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TRUNCATELLOIDEA [Superfamily])
- Falsicolus, Genus Falsicolus Finlay, 1930 † (FASCIOLARIIDAE) (FOSSIL)
- falsicorbicula, Arcteuglesa falsicorbicula L.A. Prozorova & al., 1996 - syn of: Pisidium chankensis V.I. Zhadin, 1952 - (SPHAERIIDAE)
- falsifluviatilis, Cincinna falsifluviatilis Y.I. Starobogatov, 2001 - (VALVATIDAE)
- Falsifusus, Genus Falsifusus Grabau, 1904 † (FASCIOLARIIDAE) (FOSSIL)
- Falsihydrobia, syn of: Genus Heleobia W. Stimpson, 1865 (COCHLIOPIDAE)
- falsijaponica, Granulina falsijaponica T. Habe, 1957 - (MARGINELLIDAE)
- Falsilatirus, Genus Falsilatirus W.K. Emerson & R.B. Moffitt, 1983 (BUCCINIDAE)
- Falsiluna, Subgenus Miraphaedusa (Falsiluna) J. Grego & M. Szekeres, 2011 (CLAUSILIIDAE)
- Falsilunatia, Genus Falsilunatia A. Powell, 1951 (NATICIDAE)
- Falsilyria, Genus Falsilyria Pilsbry & Olsson, 1954 † (VOLUTIDAE) (FOSSIL)
- Falsimargarita, Genus Falsimargarita A. Powell, 1951 (CALLIOSTOMATIDAE)
- falsimerelina, Alvania falsimerelina P. Lozouet, 1998 † - (RISSOIDAE) (FOSSIL)
- Falsimohnia, Genus Falsimohnia A. Powell, 1951 (BUCCINIDAE)
- falsinucleus, Amesoda falsinucleus Y.I. Starobogatov & A. Korniushin, 1986 - syn of: Sphaerium cornea (C. Linnaeus, 1767) - (SPHAERIIDAE)
- falsipalustris, Lymnaea falsipalustris N.D. Kruglov & Y.I. Starobogatov, 1989 - (LYMNAEIDAE)
- falsipumyla, Kobeltocochlea falsipumyla T.Y. Sitnikova, 2000 - (LITHOGLYPHIDAE)
- Falsipyrgula, Genus Falsipyrgula P. Radoman, 1973 (HYDROBIIDAE)
- Falsisetia, syn of: Genus Lucidestea C.F. Laseron, 1956 (RISSOIDAE)
- falsitribulus, Murex falsitribulus W.F. Ponder & E.H. Vokes, 1988 - (MURICIDAE)
- Falsitromina, Genus Falsitromina R.K. Dell, 1990 (BUCCINIDAE)
- falsivenus, Alvania falsivenus P. Lozouet, 2015 - (RISSOIDAE)
- Falsoebala, Genus Falsoebala Gründel, 1998 † (MURCHISONELLIDAE) (FOSSIL)
- Falsolucinoma, Genus Falsolucinoma R. von Cosel, 1989 (LUCINIDAE)
- Falsopupa, syn of: Genus Gastrocopta T.V. Wollaston, 1878 (GASTROCOPTIDAE)
- Falsostyliola, Genus Falsostyliola Falsostyliola (HETEROSTROPHA (UNASSIGNED)) (FOSSIL)
- Falsotectus, Genus Falsotectus Gründel, Keupp & Lang, 2017 ? (TROCHIDAE)
- Falspleuroxia, Genus Falspleuroxia G.A. Solem, 1997 (CAMAENIDAE)
- falsteri, Astarte falsteri G. Høpner Petersen, 2001 - (ASTARTIDAE)
- falsus, Nassarius falsus (T.L. Casey, 1903 †) - (NASSARIIDAE) (FOSSIL)
- falsus, Unio falsus J.R. Bourguignat, 1882 - syn of: Unio pictorum (C. Linnaeus, 1758) - (UNIONIDAE)
- falunica, Glibertiella falunica (A.E.M. Cossmann, 1895 †) - (HYDROBIIDAE) (FOSSIL)
- falunica, Manzonia falunica (Morgan, 1915 †) - (RISSOIDAE) (FOSSIL)
- falunica, Pseudorbis falunica P. Lozouet, 1999 † - (SKENEIDAE) (FOSSIL)
- falunica, Stenothyroides falunica P. Lozouet, 1985 † - (STENOTHYRIDAE) (FOSSIL)
- Faluniella, Genus Faluniella Cossmann, 1921 † (OPISTHOBRANCHIA (UNASSIGNED)) (FOSSIL)
- falusiae, Volvarina falusiae J.A. Ortea, 2014 - (MARGINELLIDAE)
- falx, Balvia falx W. Korn, 1992 † - (PRIONOCERATIDAE) (FOSSIL)
- famagustense, Deroceras famagustense W. Rähle, 1991 - (AGRIOLIMACIDAE)
- famarae, Parmacella famarae R. Hutterer & K. Groh, 1991 - (PARMACELLIDAE)
- Famarinia, syn of: Genus Glyptopupoides H.A. Pilsbry, 1926 (PUPILLIDAE)
- Famatinadonta, Genus Famatinadonta Sánchez , 2001 † (CYCLOCONCHIDAE) (FOSSIL)
- famatinus, Bostryx famatinus A. Doering, 1879 - (BULIMULIDAE)
- famelica, Chiroteuthis famelica S.S. Berry, 1909 - syn of: Echinoteuthis famelica (S.S. Berry, 1909) - (CHIROTEUTHIDAE)
- famelica, Scobinella famelica T.L. Casey, 1903 † - (CLATHURELLIDAE) (FOSSIL)
- famelica, Austroclavus famelica (J. Marwick, 1931 †) - (DRILLIIDAE) (FOSSIL)
- famelica, Echinoteuthis famelica (S.S. Berry, 1909) - (MASTIGOTEUTHIDAE)
- famelica, Mastigoteuthis famelica S.S. Berry, 1909 - syn of: Echinoteuthis famelica (S.S. Berry, 1909) - (MASTIGOTEUTHIDAE)
- famelica, Eulimella famelica A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- Famelica, Genus Famelica P. Bouchet & A. Warén, 1980 (RAPHITOMIDAE)
- famelica, Retusa famelica Watson, 1883 - (RETUSIDAE)
- famelica, Ischnoglessula famelica (H.A. Pilsbry, 1919) - (SUBULINIDAE)
- famelicum, Cerithium famelicum C.B. Adams, 1852 - syn of: Cerithium uncinatum (J.F. Gmelin, 1791) - (CERITHIIDAE)
- famelicum, Campylorhaphion famelicum (R.B. Watson, 1883) - (EULIMIDAE)
- famelicus, Unio famelicus A.A. Gould, 1850 - syn of: Diplodon granosus (J.G. Bruguière, 1792) - (UNIONIDAE)
- Fametesta, Subgenus Hirasea (Fametesta) H.A. Pilsbry, 1902 (ENDODONTIDAE)
- famigerator, Chlamys famigerator T. Iredale, 1925 - syn of: Talochlamys pulleineana (R. Tate, 1887) - (PECTINIDAE)
- familiaris, Papillifera familiaris T.A. de M. Monterosato, 1892 - syn of: Papillifera bidens affinis (R.A. Philippi, 1836) - (CLAUSILIIDAE)
- familiaris, Ammonicera familiaris E. Rolán, 1992 - (OMALOGYRIDAE)
- familiaris, Alcithoe familiaris J. Marwick, 1926 † - (VOLUTIDAE) (FOSSIL)
- familiarum, Cerithiopsis familiarum (E. Rolán, J. Espinosa & R. Fernández-Garcés, 2007) - (CERITHIOPSIDAE)
- familiarum, Nanopsis familiarum E. Rolán, J. Espinosa & R. Fernández-Garcés, 2007 - syn of: Cerithiopsis familiarum (E. Rolán, J. Espinosa & R. Fernández-Garcés, 2007) - (CERITHIOPSIDAE)
- faminensis, Littoridina faminensis (H.B. Preston, 1915) - (COCHLIOPIDAE)
- faminensis, Hydrobia faminensis H.B. Preston, 1915 - syn of: Littoridina faminensis (H.B. Preston, 1915) - (HYDROBIIDAE)
- famosa, Albinaria olivieri famosa (O. Böttger, 1889) - (CLAUSILIIDAE)
- famula, Pleurorima famula J. Perner, 1907 † - (GOSSELETINIDAE) (FOSSIL)
- famula, Polinices famula (R.A. Philippi, 1887 †) - (NATICIDAE) (FOSSIL)
- famula, Subgrossouvria famula (W.I. Bean in Spath, 1931 †) - (PERISPHINCTIDAE) (FOSSIL)
- famulans, Echinophoria famulans P.O. Jung, 1971 † - (CASSIDAE) (FOSSIL)
- famulum, Pseudopeltoceras famulum W.I. Bean in Spath, 1931 † - syn of: Subgrossouvria famula (W.I. Bean in Spath, 1931 †) - (ASPIDOCERATIDAE) (FOSSIL)
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