- bumasta, Belgrandiella bumasta H. Schütt, 1960 - (HYDROBIIDAE)
- bunarbasa, Islamia bunarbasa (H. Schütt, 1964) - (HYDROBIIDAE)
- bunarica, Falsibelgrandiella bunarica P. Radoman, 1973 - (HYDROBIIDAE)
- bunburianum, Protacanthoceras bunburianum Sharpe, 1853 † - (ACANTHOCERATIDAE) (FOSSIL)
- Bunburyiceras, Genus Bunburyiceras Thomel, 1972 † (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- bundharmai, Chicoreus bundharmai R. Houart, 1992 - (MURICIDAE)
- bundiensis, Maizuria bundiensis Skwarko, 1967 † - (BAKEVELLIIDAE) (FOSSIL)
- bundilla, Colpospira bundilla T.A. Garrard, 1972 - (TURRITELLIDAE)
- bundtzeni, Euomphalus bundtzeni Blodgett, 1992 † - (EUOMPHALIDAE) (FOSSIL)
- bungei, Ceratites bungei Mojsisovics, 1888 † - syn of: Keyserlingites subrobustus (Mojsisovics, 1886 †) - (CERATITIDAE) (FOSSIL)
- bungiensis, Amphidromus maculatus bungiensis H.A. Pilsbry, 1900 - (CAMAENIDAE)
- Bungoella, Genus Bungoella Tashiro Matsuda & Tanaka, 1985 † (CARDIIDA (UNASSIGNED)) (FOSSIL)
- bungoensis, Mesophaedusa vasta bungoensis P. Ehrmann, 1930 - (CLAUSILIIDAE)
- bungoniensis, Austropyrgus bungoniensis A. Clark, W.B. Miller & W.F. Ponder, 2003 - (HYDROBIIDAE)
- buniatus, Rolaniconus buniatus L. Bozzetti, 2013 - (CONIDAE)
- bunkeri, Mercimonia bunkeri (Hanna 1927) † - (VENERIDAE) (FOSSIL)
- bunnelli, Lodderena bunnelli C. Redfern & E. Rolán, 2005 - (SKENEIDAE)
- Bunnya, Genus Bunnya H.B. Baker, 1942 (HUMBOLDTIANIDAE)
- buntot, Philinopsis buntot T.M. Gosliner, 2015 - (AGLAJIDAE)
- bunurong, Callistoctopus bunurong (T.N. Stranks, 1990) - (OCTOPODIDAE)
- bunyaensis, Austropyrgus bunyaensis W.B. Miller, W.F. Ponder & K.B. Clark, 1999 - (HYDROBIIDAE)
- bunyerooana, Cooperconcha bunyerooana G.A. Solem, 1992 - (CAMAENIDAE)
- buonoi, Elysia buonoi Krug, Vendetti & Valdés, 2016 - (PLAKOBRANCHIDAE)
- Bupigona, Subgenus Cryptomastix (Bupigona) G.R. Webb, 1970 (POLYGYRIDAE)
- Bupiogona, Subgenus Cryptomastix (Bupiogona) G. Webb, 1970 (POLYGYRIDAE)
- bupulda, Philoblenna bupulda T.H. Ho & B.K. Kim, 1992 - syn of: Ceratostoma burnetti (A. Adams & L.A. Reeve, 1849) - (MURICIDAE)
- buraensis, Thapsia buraensis B. Verdcourt - (UROCYCLIDAE)
- buralkitensis, Sphaerocladiscites buralkitensis A.M. Popov, 1961 † - (CLADISCITIDAE) (FOSSIL)
- buranensis, Frechiella kammerkarensis buranensis Renz, 1933 † - (HILDOCERATIDAE) (FOSSIL)
- burbankensis, Entogonites burbankensis W. Korn & Titus, 2011 † - (ENTOGONITIDAE) (FOSSIL)
- burbankensis, Hematites burbankensis Flower & W.J. Gordon, 1959 † - (HEMATITIDAE) (FOSSIL)
- burchardi, Cochlioceras burchardi Dewitz, 1879 † - (BALTOCERATIDAE) (FOSSIL)
- burchardi, Acrosterigma burchardi (R.W. Dunker, 1877) - (CARDIIDAE)
- burchardi, Mitrella burchardi (R.W. Dunker, 1877) - (COLUMBELLIDAE)
- burchardi, Prunum burchardi R.W. Dunker, 1852 - syn of: Prunum sapotilla (R.B. Hinds, 1844) - (MARGINELLIDAE)
- burchardi, Tritia burchardi (R.A. Philippi, 1849 †) - (NASSARIIDAE) (FOSSIL)
- burchardi, Nassa burchardi R.A. Philippi, 1849 † - syn of: Tritia burchardi (R.A. Philippi, 1849 †) - (NASSARIIDAE) (FOSSIL)
- Burchella, Subgenus Quickia (Burchella) A.H. Patterson, 1970 (SUCCINEIDAE)
- burchelli, Xerocerastus burchelli (J.E. Gray) - (SUBULINIDAE)
- burchi, Sitala burchi K.C. Emberton, 2010 - (ARIOPHANTIDAE)
- burchi, Calyptraea burchi A.G. Smith & W.J. Gordon, 1948 - (CALYPTRAEIDAE)
- burchi, Corambe burchi Er. Marcus & Ev. Marcus, 1967 - syn of: Corambe obscura (A.E. Verrill, 1870) - (CORAMBIDAE)
- burchi, Herviella burchi R.F. Burn, 1967 - (GLAUCIDAE)
- burchi, Mangelia burchi L.G. Hertlein & A.M. Strong, 1951 - syn of: Tenaturris verdensis (W.H. Dall, 1919) - (MANGELIIDAE)
- burchi, Nuculana burchi G. Willett, 1944 - syn of: Nuculana cellulita (W.H. Dall, 1896) - (NUCULANIDAE)
- burchi, Samoana burchi Y. Kondo, 1973 - (PARTULIDAE)
- burchi, Meghimatium burchi C.L. Tsai & W.L. Wu, 2008 - (PHILOMYCIDAE)
- burchi, Triodopsis burchi L.R. Hubricht, 1950 - (POLYGYRIDAE)
- burchi, Tricula burchi D.H.S. Davis, 1968 - (POMATIOPSIDAE)
- burchi, Turbonilla burchi W.J. Gordon, 1938 - (PYRAMIDELLIDAE)
- burchi, Hastulopsis burchi (T. Bratcher & W.O. Cernohorsky, 1982) - (TEREBRIDAE)
- Burchia, Genus Burchia P. Bartsch, 1944 (PSEUDOMELATOMIDAE)
- burchorum, Vexillum burchorum R. Salisbury, 2011 - (COSTELLARIIDAE)
- burchorum, Opalia burchorum H. DuShane, 1988 - (EPITONIIDAE)
- burchorum, Oliva incrassata burchorum R.F. Zeigler, 1969 - (OLIVIDAE)
- burchorum, Cantharidus burchorum B.A. Marshall, 1998 - (TROCHIDAE)
- Burckhardites, syn of: Genus Burckhardtites Humphrey , 1949 † (DESMOCERATIDAE) (FOSSIL)
- burckhardti, Mexicotrochactaeon burckhardti (Böse, 1923 †) - (ACTEONELLIDAE) (FOSSIL)
- burckhardti, Goodhallites burckhardti (Böse, 1910 †) - (BRANCOCERATIDAE) (FOSSIL)
- burckhardti, Paraceratites burckhardti Smith, 1914 † - syn of: Silberlingitoides cricki (Smith, 1914 †) - (CERATITIDAE) (FOSSIL)
- burckhardti, Conus burckhardti Bose, 1906 † - (CONIDAE) (FOSSIL)
- burckhardti, Conus burckhardti Böse, 1906 † - (CONIDAE) (FOSSIL)
- burckhardti, Desmoceras burckhardti Böse, 1923 † - syn of: Pseudohaploceras liptoviense (Zeuschner, 1856 †) - (DESMOCERATIDAE) (FOSSIL)
- burckhardti, Paltechioceras burckhardti (Erben, 1956 †) - (ECHIOCERATIDAE) (FOSSIL)
- burckhardti, Eumedlicottia burckhardti (Böse, 1919 †) - (MEDLICOTTIIDAE) (FOSSIL)
- burckhardti, Phaulostephanus burckhardti (Sandoval & Westermann, 1986 †) - (STEPHANOCERATIDAE) (FOSSIL)
- burckhardti, Terebra burckhardti L.G. Hertlein, 1927 † - (TEREBRIDAE) (FOSSIL)
- burckhardti, Jaworskiella burckhardti (Jaworski, 1916 †) - (TRIGONIIDAE) (FOSSIL)
- burckhardti, Dosinia burckhardti H.F.A. von Ihering, 1907 † - (VENERIDAE) (FOSSIL)
- burckhardti, Atractites burckhardti Smith, 1914 † - syn of: Calliconites nevadensis (F.B. Meek, 1877 †) - (XIPHOTEUTHIDIDAE) (FOSSIL)
- burckhardti harrisi, Conus burckhardti harrisi A.A. Olsson, 1922 † - (CONIDAE) (FOSSIL)
- Burckhardtia, Genus Burckhardtia Frech, 1907 † (PTERIIDA (UNASSIGNED)) (FOSSIL)
- Burckhardtites, Genus Burckhardtites Humphrey , 1949 † (DESMOCERATIDAE) (FOSSIL)
- burcki, Pseudolatirus burcki E.J. Koperberg, 1931 † - (FASCIOLARIIDAE) (FOSSIL)
- burdekinensis, Burdekinostoma burdekinensis Cook, 1997 † - (GOSSELETINIDAE) (FOSSIL)
- burdekinensis, Burdikinia burdekinensis (R. Etheridge jr., 1917 †) - (HELICOTOMIDAE) (FOSSIL)
- burdekininesis, Euryzone burdekininesis Cook, 1997 † - (GOSSELETINIDAE) (FOSSIL)
- Burdekinostoma, Genus Burdekinostoma Cook , 1997 † (GOSSELETINIDAE) (FOSSIL)
- burdenii, Terebellum burdenii M. Tuomey & Holmes, 1857 † - (SERAPHSIDAE) (FOSSIL)
- burdigalense, Trigonostoma burdigalense A.E.M. Cossmann & M.A. Peyrot, 1928 † - (CANCELLARIIDAE) (FOSSIL)
- burdigalensis, Acteon burdigalensis A.V.M.D. D'Orbigny, 1852 † - (ACTEONIDAE) (FOSSIL)
- burdigalensis, Anomia burdigalensis J.L.M. Defrance, 1819 † - (ANOMIIDAE) (FOSSIL)
- burdigalensis, Aporrhais burdigalensis (A.V.M.D. D'Orbigny, 1852 †) - (APORRHAIDAE) (FOSSIL)
- burdigalensis, Digitaria burdigalensis A.E.M. Cossmann & M.A. Peyrot, 1912 † - (ASTARTIDAE) (FOSSIL)
- burdigalensis, Sveltia burdigalensis M.A. Peyrot, 1925 † - (CANCELLARIIDAE) (FOSSIL)
- burdigalensis, Conus burdigalensis C. Mayer, 1858 † - (CONIDAE) (FOSSIL)
- burdigalensis, Lentidium burdigalensis (É.A. Benoist, 1873 †) - (CORBULIDAE) (FOSSIL)
- burdigalensis, Thala burdigalensis M.A. Peyrot, 1928 † - (COSTELLARIIDAE) (FOSSIL)
- burdigalensis, Cypraea burdigalensis A.V.M.D. D'Orbigny, 1852 † - syn of: Trivia arctica burdigalensis (A.V.M.D. D'Orbigny, 1852 †) - (CYPRAEIDAE) (FOSSIL)
- burdigalensis, Euthriofusus burdigalensis (J.L.M. Defrance, 1820 †) - (FASCIOLARIIDAE) (FOSSIL)
- burdigalensis, Fulguroficus burdigalensis (Sowerby, 1824 †) - (FICIDAE) (FOSSIL)
- burdigalensis, Glossus burdigalensis (G.P. Deshayes, 1832 †) - (GLOSSIDAE) (FOSSIL)
- burdigalensis, Mactra burdigalensis C. Mayer, 1864 † - (MACTRIDAE) (FOSSIL)
- burdigalensis, Coralliophila burdigalensis R. Tournouer, 1874 † - (MURICIDAE) (FOSSIL)
- burdigalensis, Perna burdigalensis A.E.M. Cossmann & M.A. Peyrot, 1914 † - (MYTILIDAE) (FOSSIL)
- burdigalensis, Natica burdigalensis C. Mayer, 1864 † - (NATICIDAE) (FOSSIL)
- burdigalensis, Theodoxus burdigalensis (Orbigny, 1827 †) - (NERITIDAE) (FOSSIL)
- burdigalensis, Neritina burdigalensis d'Orbigny, 1852 † - (NERITIDAE) (FOSSIL)
- burdigalensis, Patella burdigalensis A.E.M. Cossmann & M.A. Peyrot, 1916 † - (PATELLIDAE) (FOSSIL)
- burdigalensis, Pecten burdigalensis (Lamarck 1809) † - (PECTINIDAE) (FOSSIL)
- burdigalensis, Fossarus burdigalensis (A.V.M.D. D'Orbigny, 1852 †) - (PLANAXIDAE) (FOSSIL)
- burdigalensis, Phosinella burdigalensis A.V.M.D. D'Orbigny, 1852 † - (RISSOINIDAE) (FOSSIL)
- burdigalensis, Solen burdigalensis G.P. Deshayes, 1843 † - (SOLENIDAE) (FOSSIL)
- burdigalensis, Testacella burdigalensis J.P.S. Grateloup, 1868 - syn of: Testacella maugei A.E.J. Férussac, 1819 - (TESTACELLIDAE)
- burdigalensis, Trivia arctica burdigalensis (A.V.M.D. D'Orbigny, 1852 †) - (TRIVIIDAE) (FOSSIL)
- burdigalensis, Oxystele burdigalensis (A.E.M. Cossmann & M.A. Peyrot, 1916 †) - (TROCHIDAE) (FOSSIL)
- burdigalensis, Phorculus burdigalensis A.E.M. Cossmann & M.A. Peyrot, 1916 † - syn of: Oxystele burdigalensis (A.E.M. Cossmann & M.A. Peyrot, 1916 †) - (TROCHIDAE) (FOSSIL)
- burdigalensis, Chione burdigalensis (C. Mayer, 1858 †) - (VENERIDAE) (FOSSIL)
- burdigalensis, Xenophora burdigalensis (J.P.S. Grateloup, 1847 †) - (XENOPHORIDAE) (FOSSIL)
- burdigalensis excoccinella, Trivia burdigalensis excoccinella F. Sacco, 1894 † - syn of: Niveria excoccinella (F. Sacco, 1894 †) - (TRIVIIDAE) (FOSSIL)
- burdigalensis grateloupi, Euthriofusus burdigalensis grateloupi (É.A. Benoist, 1873 †) - (FASCIOLARIIDAE) (FOSSIL)
- burdigalica, Eulimella burdigalica A.E.M. Cossmann & M.A. Peyrot, 1917 † - (PYRAMIDELLIDAE) (FOSSIL)
- burdigalica, Tellina aquitanica burdigalica A.E.M. Cossmann & M.A. Peyrot, 1910 † - (TELLINIDAE) (FOSSIL)
- burdigalicum, Calliostoma burdigalicum A.E.M. Cossmann & M.A. Peyrot, 1916 † - (CALLIOSTOMATIDAE) (FOSSIL)
- burdigalina, Bela burdigalina (M.A. Peyrot, 1931 †) - (MANGELIIDAE) (FOSSIL)
- burdigalina, Raphitoma burdigalina M.A. Peyrot, 1931 † - syn of: Bela burdigalina (M.A. Peyrot, 1931 †) - (RAPHITOMIDAE) (FOSSIL)
- burdigalinum, Cardium burdigalinum J.B.P.A. Lamarck, 1819 † - (CARDIIDAE) (FOSSIL)
- burdigalinum, Laevidentalium burdigalinum (Mayer-Eymar, 1864 †) - (LAEVIDENTALIIDAE) (FOSSIL)
- burdigalinus, Mesohalina burdigalinus (A.V.M.D. D'Orbigny, 1847 †) - (POTAMIDIDAE) (FOSSIL)
- burdigalium, Dentalium burdigalium C. Mayer, 1864 † - (DENTALIIDAE) (FOSSIL)
- burdigalum, Cardium burdigalum J.B.P.A. Lamarck, 1819 † - syn of: Cardium burdigalinum J.B.P.A. Lamarck, 1819 † - (CARDIIDAE) (FOSSIL)
- burdigalus, Carinorbis burdigalus (A.V.M.D. D'Orbigny, 1852 †) - (AMATHINIDAE) (FOSSIL)
- burdigalus, Turbo burdigalus A.V.M.D. D'Orbigny, 1852 † - syn of: Carinorbis burdigalus (A.V.M.D. D'Orbigny, 1852 †) - (TURBINIDAE) (FOSSIL)
- Burdikinia, Genus Burdikinia Knight, 1937 † (HELICOTOMIDAE) (FOSSIL)
- burdurica, Islamia burdurica Yildirim, Çaglan Kaya, Gürlek & Bahadir Koca, 2017 - (HYDROBIIDAE)
- burduricus, Islamia burduricus Yildirim, Çaglan Kaya, Gürlek & Bahadir Koca, 2017 - (HYDROBIIDAE)
- burdwoodiana, Cerithiopsilla burdwoodiana J.C. Melvill & R. Standen, 1912 - syn of: Cerithiella burdwoodiana (J.C. Melvill & R. Standen, 1912) - (CERITHIOPSIDAE)
- burdwoodiana, Cerithiella burdwoodiana (J.C. Melvill & R. Standen, 1912) - (NEWTONIELLIDAE)
- burdwoodiana, Omalogyra burdwoodiana H. Strebel, 1908 - (OMALOGYRIDAE)
- burdwoodianum, Bittium burdwoodianum J.C. Melvill & R. Standen, 1912 - syn of: Cerithiella burdwoodiana (J.C. Melvill & R. Standen, 1912) - (CERITHIIDAE)
- bureaui, Cordieria bureaui A.E.M. Cossmann, 1919 - (BORSONIIDAE)
- bureaui, Lima bureaui A.E.M. Cossmann, 1904 † - (LIMIDAE) (FOSSIL)
- bureaui, Charonia bureaui (A.E.M. Cossmann, 1897 †) - (RANELLIDAE) (FOSSIL)
- bureaui, Pleurotomella bureaui (P. Dautzenberg & H. Fischer, 1897) - (RAPHITOMIDAE)
- bureaui, Rissoina bureaui A.E.M. Cossmann, 1919 † - (RISSOINIDAE) (FOSSIL)
- bureaui, Pleurotoma bureaui P. Dautzenberg & H. Fischer, 1897 - syn of: Pleurotomella bureaui (P. Dautzenberg & H. Fischer, 1897) - (TURRIDAE)
- bureaui, Athleta bureaui (A.E.M. Cossmann, 1896 †) - (VOLUTIDAE) (FOSSIL)
- bureensis, Cincinna bureensis Y.I. Starobogatov & F. Zatrawkin, 1985 - (VALVATIDAE)
- burei, Aleodonta burei Liljedahl, 1994 † - (MODIOMORPHIDAE) (FOSSIL)
- bureiensis, Ochotochlamys bureiensis Sey, 1984 † - (PECTINIDAE) (FOSSIL)
- bureiensis, Mytiloceramus bureiensis Sey, 1980 † - (PTERIIDA (UNASSIGNED)) (FOSSIL)
- Burenoceras, Genus Burenoceras Ulrich & Foerste, 1931 † (ELLESMEROCERATIDAE) (FOSSIL)
- bureri, Rissoina bureri A.W. Grabau & S.G. King, 1928 - (RISSOINIDAE)
- bureschi, Deroceras bureschi H. Wagner, 1934 - (AGRIOLIMACIDAE)
- bureschi, Agardhiella bureschi J. Urbanski, 1960 - syn of: Agardhiella parreyssii (L. Pfeiffer, 1848) - (ARGNIDAE)
- bureschi, Bythiospeum bureschi (A.J. Wagner, 1928) - (HYDROBIIDAE)
- bureschi, Belgrandiella bureschi A.M. Angelov, 1976 - (HYDROBIIDAE)
- bureschi, Liolytopelte bureschi (H. Wagner, 1934) - (LIMACIDAE)
- buresi, Agardhiella buresi (J. Urbanski, 1960) - (ARGNIDAE)
- buresi, Carinigera buresi A.J. Wagner, 1928 - (CLAUSILIIDAE)
- buresi, Leucomastus buresi A.J. Wagner, 1928 - syn of: Zebrina kindermanni L. Pfeiffer, 1850 - (ENIDAE)
- buresi, Campylaea buresi A.J. Wagner, 1928 - (HELICIDAE)
- buresi, Paladilhiopsis buresi A.J. Wagner, 1928 - (MOITESSIERIIDAE)
- buresi aoos, Carinigera buresi aoos (H. Nordsieck, 2015) - (CLAUSILIIDAE)
- buresi cavallaensis, Carinigera buresi cavallaensis R.A.M. Brandt, 1962 - (CLAUSILIIDAE)
- buresi conciliatrix, Carinigera buresi conciliatrix (A. Fuchs & F. Käufel, 1936) - (CLAUSILIIDAE)
- buresi damjanovi, Carinigera buresi damjanovi (I.M. Likharev, 1972) - (CLAUSILIIDAE)
- buresi dramaensis, Carinigera buresi dramaensis H. Nordsieck, 1977 - (CLAUSILIIDAE)
- buresi insularis, Carinigera buresi insularis (J. Urbanski, 1960) - (CLAUSILIIDAE)
- buresi militis, Carinigera buresi militis (H. Nordsieck, 1977) - (CLAUSILIIDAE)
- buresi nordsiecki, Carinigera buresi nordsiecki E. Gittenberger & D.R. Uit De Weerd, 2004 - (CLAUSILIIDAE)
- buresi pharsalica, Carinigera buresi pharsalica (H. Nordsieck, 1974) - (CLAUSILIIDAE)
- buresi polimilitis, Carinigera buresi polimilitis E. Gittenberger & D.R. Uit De Weerd, 2004 - (CLAUSILIIDAE)
- burgasensis, Pseudoneptunea burgasensis Karagyuleva, 1964 † - (BUCCINIDAE) (FOSSIL)
- burgense, Dimeroceras burgense (Wedekind, 1908 †) - (DIMEROCERATIDAE) (FOSSIL)
- burgense, Orthoceras burgense C. Gemmellaro, 1889 † - (ORTHOCERATIDAE) (FOSSIL)
- burgensis, Spiralix burgensis H.D. Boeters, 2003 - (MOITESSIERIIDAE)
- burgensis, Palermoceras burgensis (C. Gemmellaro, 1888 †) - (PALERMOCERATIDAE) (FOSSIL)
- burgeri, Ptychopegma burgeri Pojeta & al., 1977 † - (RIBEIRIIDAE) (FOSSIL)
- burgersteini, Prososthenia burgersteini P.S. Pavlovic, 1931 † - (HYDROBIIDAE) (FOSSIL)
- burgesi, Conus burgesi H. Trovão, 1979 - syn of: Africonus borgesi (H. Trovão, 1979) - (CONIDAE)
- burgessi, Talostolida latior burgessi E.A. Kay, 1981 - (CYPRAEIDAE)
- burgessi, Sonorella burgessi E. Naranjo-Garcia, 1988 - (HELMINTHOGLYPTIDAE)
- burgessi, Distorsio burgessi H. Lewis, 1972 - (PERSONIDAE)
- burghardtae, Acanthochitona burghardtae K.B. Clark, 2000 - (ACANTHOCHITONIDAE)
- burginensis, Sphenosphaera burginensis (Ulrich & Scofield, 1897 †) - (BELLEROPHONTIDAE) (FOSSIL)
- burginensis, Paupospira burginensis (Ulrich & Scofield, 1897 †) - (LOPHOSPIRIDAE) (FOSSIL)
- Burgosia, syn of: Genus Spiralix H.D. Boeters, 1972 (MOITESSIERIIDAE)
- burgundina, Spiralix burgundina (É.A.A. Locard, 1882) - (MOITESSIERIIDAE)
- burgundinus, Viviparus burgundinus (Tournouër, 1866) † - (VIVIPARIDAE) (FOSSIL)
- burhardtae, Acanthochitona burhardtae K.B. Clark, 2000 - syn of: Acanthochitona burghardtae K.B. Clark, 2000 - (ACANTHOCHITONIDAE)
- burhennei, Sulcogirtyoceras burhennei (Bruning, 1923 †) - (GIRTYOCERATIDAE) (FOSSIL)
- burhinus, Strombus burhinus A.A. Olsson, 1929 † - (STROMBIDAE) (FOSSIL)
- burialensis, Cypraea burialensis Martin, 1928 † - syn of: Barycypraea bensoni Finlay, 1927 † - (CYPRAEIDAE) (FOSSIL)
- buriasense, Vexillum buriasense (J.R. le B. Tomlin, 1920) - (COSTELLARIIDAE)
- buriasiensis, Natica buriasiensis C.A. Récluz, 1844 - (NATICIDAE)
- buriasiensis atypha, Natica buriasiensis atypha R.B. Watson, 1881 - (NATICIDAE)
- buriaticus, Anisus buriaticus L.A. Prozorova & Y.I. Starobogatov, 1997 - (PLANORBIDAE)
- burica, Acila isthmica burica A.A. Olsson, 1942 - (NUCULIDAE)
- burica, Acharax burica A.A. Olsson, 1942 † - (SOLEMYIDAE) (FOSSIL)
- Buridrillia, Genus Buridrillia A.A. Olsson, 1942 (PSEUDOMELATOMIDAE)
- buriensis, Solenochilus buriensis Reed, 1944 † - (SOLENOCHILIDAE) (FOSSIL)
- buriji, Grypoceras buriji Kiparisova, 1961 † - syn of: Germanonautilus kyotanii Nakazawa, 1959 † - (TAINOCERATIDAE) (FOSSIL)
- Burijites, Genus Burijites Zakharov , 1978 † (USSURITIDAE) (FOSSIL)
- buris, Euprotomus buris P.F. Röding, 1798 - syn of: Euprotomus aurisdianae (C. Linnaeus, 1758) - (STROMBIDAE)
- Burithes, Genus Burithes Missarzehevsky in Rozanov & al., 1969 † (SULCAVITIDAE) (FOSSIL)
- buriti, Pyrgulina buriti E. Saurin, 1962 - (PYRAMIDELLIDAE)
- buriti, Exochorhynchus buriti Anelli & al., 2009 † - (SANGUINOLITIDAE) (FOSSIL)
- burius, Dolichupis burius (C.N. Cate, 1979) - (TRIVIIDAE)
- burkeae, Manaria burkeae E.F. Garcia, 2008 - (BUCCINIDAE)
- burkei, Kootenaia burkei A.B. Leonard, L.F. Chichester, J. Baugh & T. Wilke, 2003 - (ANADENIDAE)
- burkei, Fusconaia burkei (A.E. Ortmann & B. Walker, 1922) - (UNIONIDAE)
- burkensis, Unio burkensis I. Lea, 1859 - syn of: Unio abbevillensis I. Lea, 1857 - (UNIONIDAE)
- burkhardti, Allocrioceras burkhardti J. Kennedy & Cobban, 1991 † - (ANISOCERATIDAE) (FOSSIL)
- burkholderi, Rhaeboceras burkholderi Cobban, 1987b † - (SCAPHITIDAE) (FOSSIL)
- Burkilla, syn of: Genus Chrysallida P.P. Carpenter, 1857 (PYRAMIDELLIDAE)
- Burkillia, syn of: Subgenus Turbonilla (Tragula) Monterosato, 1884 † (PYRAMIDELLIDAE) (FOSSIL)
- burlesonensis, Eburneopecten burlesonensis (Harris 1919) † - (PECTINIDAE) (FOSSIL)
- burlesoni, Upsilodon burlesoni A. Metcalf & D.H. Riskind, 1978 - (POLYGYRIDAE)
- burlingi, Helcionella burlingi Resser, 1939 † - syn of: Dorispira burlingi (Resser, 1939 †) - (HELCIONELLIDAE) (FOSSIL)
- burlingi, Dorispira burlingi (Resser, 1939 †) - (RUGAECONIDAE) (FOSSIL)
- burlingi, Neohimavatites burlingi (McLearn, 1947 †) - (TIBETITIDAE) (FOSSIL)
- burlingtonensis, Bernaya burlingtonensis F.P. Jousseaume 1884 † - (CYPRAEIDAE) (FOSSIL)
- burlingtonensis, Camptonectes burlingtonensis (W.M. Gabb, 1860 †) - (PECTINIDAE) (FOSSIL)
- burmai, Arcanoceras burmai (Miller & Downs, 1950 †) - (EOGONIOLOBOCERATIDAE) (FOSSIL)
- burmai, Septimyalina burmai Newell, 1942 † - (MYALINIDAE) (FOSSIL)
- burmana, Salinator burmana (H.F. Blanford, 1867) - (AMPHIBOLIDAE)
- burmana, Gangetia burmana B. Prashad - (STENOTHYRIDAE)
- burmana, Parreysia burmana W.T. Blanford, 1869 - (UNIONIDAE)
- burmana myitkyinae, Parreysia burmana myitkyinae B. Prashad, 1930 - syn of: Parreysia burmana W.T. Blanford, 1869 - (UNIONIDAE)
- burmanica, Phaedusa burmanica (G.P.L.K. Gude, 1914) - (CLAUSILIIDAE)
- burmanica, Paludomus burmanica G. Nevill, 1877 - (PALUDOMIDAE)
- burmanus, Chiton burmanus (P.P. Carpenter in H.A. Pilsbry, 1893) - (CHITONIDAE)
- burmanus, Rhyssoplax burmanus P.P. Carpenter in H.A. Pilsbry, 1893 - syn of: Chiton burmanus (P.P. Carpenter in H.A. Pilsbry, 1893) - (CHITONIDAE)
- burmanus, Lamellidens burmanus C.T. Simpson, 1914 - syn of: Lamellidens generosus (A.A. Gould, 1847) - (UNIONIDAE)
- burmeisteri, Perissoptera burmeisteri (H.B. Geinitz, 1846 †) - (APORRHAIDAE) (FOSSIL)
- burmeisteri, Helix burmeisteri W. Blume, 1920 - syn of: Helix pomatia C. Linnaeus, 1758 - (HELICIDAE)
- burmeisteri, Psammobia burmeisteri H.F.A. von Ihering, 1907 † - (PSAMMOBIIDAE) (FOSSIL)
- burmeisteri, Succinea burmeisteri A. Doering - (SUCCINEIDAE)
- burmeisteri, Tellina burmeisteri H.F.A. von Ihering, 1907 † - (TELLINIDAE) (FOSSIL)
- burmeisteri, Leukoma burmeisteri (Borchert 1901) † - (VENERIDAE) (FOSSIL)
- burmeisteri, Adelomelon burmeisteri (H.F.A. von Ihering, 1907 †) - (VOLUTIDAE) (FOSSIL)
- Burmesia, Genus Burmesia Healey, 1908 † (BURMESIIDAE) (FOSSIL)
- BURMESIIDAE Healey, 1908 † - Family (BIVALVIA-HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-THRACIOIDEA [Superfamily]) (FOSSIL)
- Burmochloritis, Genus Burmochloritis H.H. Godwin-Austen, 1920 (CAMAENIDAE)
- Burnaia, Genus Burnaia M.C. Miller, 2001 (AEOLIDIIDAE)
- burnamense, Selkirkoceras burnamense Flower, 1957 † - (ARMENOCERATIDAE) (FOSSIL)
- burnayi, Tyrinna burnayi J.A. Ortea, 1988 - syn of: Tyrinna evelinae (Er. Marcus, 1958) - (CHROMODORIDIDAE)
- burnayi, Favartia burnayi R. Houart, 1981 - (MURICIDAE)
- burnayi, Ammonicera burnayi E. Rolán, 1992 - (OMALOGYRIDAE)
- burnerensis, Amplirhagada burnerensis (E.A. Smith, 1894) - (CAMAENIDAE)
- burnerensis umbilicata, Amplirhagada burnerensis umbilicata G.A. Solem, 1981 - (CAMAENIDAE)
- Burnesella, syn of: Genus Lecanospira Butts, 1926 † (OPHILETIDAE) (FOSSIL)
- burnessi, Homorus burnessi M. Connolly - (SUBULINIDAE)
- burneti, Tellidora burneti (W.J. Broderip & G.B. I Sowerby, 1829) - (TELLINIDAE)
- burnettensis, Limipecten burnettensis P.A. Maxwell, 1964 † - (AVICULOPECTINIDAE) (FOSSIL)
- burnettensis, Eurydesma burnettensis C.O. Waterhouse, 1986 † - (EURYDESMATIDAE) (FOSSIL)
- burnetti, Conus burnetti J.R. Hendricks, 2009 † - (CONIDAE) (FOSSIL)
- burnetti, Radix burnetti J. Alder - syn of: Radix labiata (E.A. Rossmässler, 1835) - (LYMNAEIDAE)
- burnetti, Ceratostoma burnetti (A. Adams & L.A. Reeve, 1849) - (MURICIDAE)
- burnetti, Mesopeplum burnetti (C.A. von Zittel, 1865 †) - (PECTINIDAE) (FOSSIL)
- burnetti, Tellidora burnetti (W.J. Broderip & Sowerby, 1829) - (TELLINIDAE)
- burnetti coreanica, Ceratostoma burnetti coreanica A. Adams, 1854 - (MURICIDAE)
- Burnettia, Genus Burnettia Stanisic, 2010 (HELICARIONIDAE)
- burnettii, Heptabranchus burnettii A. Adams, 1848 - syn of: Hexabranchus sanguineus (W.P.E.S. Rüppell & F.S. Leuckart, 1830) - (HEXABRANCHIDAE)
- burni, Calopia burni W.F. Ponder, 1999 - syn of: Calopia imitata W.F. Ponder, 1999 - (CALOPIIDAE)
- burni, Chromodoris burni W.B. Rudman, 1982 - (CHROMODORIDIDAE)
- burni, Hancockia burni F.G. Thompson, 1972 - (HANCOCKIIDAE)
- burni, Victodrobia burni W.F. Ponder & K.B. Clark, 1993 - (HYDROBIIDAE)
- burni, Julia burni A.L.N. Sarma, 1975 - (JULIIDAE)
- burni, Laevilitorina burni W.F. Ponder, 1976 - syn of: Laevilitorina johnstoni (B.C. Cotton, 1945) - (LITTORINIDAE)
- burni, Phyllidiopsis burni D.J. Brunckhorst, 1993 - (PHYLLIDIIDAE)
- burnsi, Tamianomia burnsi (W.C. Mansfield, 1939 †) - (ANOMIIDAE) (FOSSIL)
- burnsi, Cassiope burnsi Stanton, 1947 † - (CASSIOPIDAE) (FOSSIL)
- burnsi, Saxicavella burnsi C.J.S. Hickman, 2015 † - (HIATELLIDAE) (FOSSIL)
- burnsii, Pachycrommium burnsii (W.H. Dall, 1892 †) - (AMPULLINIDAE) (FOSSIL)
- burnsii, Busycon burnsii (W.H. Dall, 1890 †) - (BUSYCONIDAE) (FOSSIL)
- burnsii, Americardia burnsii (W.H. Dall, 1900 †) - (CARDIIDAE) (FOSSIL)
- burnsii, Thericium burnsii W.H. Dall, 1892 † - (CERITHIIDAE) (FOSSIL)
- burnsii, Pterynotus burnsii T.H. Aldrich, 1893 † - (MURICIDAE) (FOSSIL)
- burnsii, Chione burnsii W.H. Dall, 1900 † - (VENERIDAE) (FOSSIL)
- burnsii discreta, Chione burnsii discreta Gardner, 1926 † - (VENERIDAE) (FOSSIL)
- Burnupena, Genus Burnupena T. Iredale, 1918 (BUCCINIDAE)
- burnupi, Archachatina burnupi (E.A. Smith, 1890) - (ACHATINIDAE)
- burnupi, Dactylastele burnupi (E.A. Smith, 1899) - (CALLIOSTOMATIDAE)
- burnupi, Calliostoma burnupi E.A. Smith, 1899 - syn of: Dactylastele burnupi (E.A. Smith, 1899) - (CALLIOSTOMATIDAE)
- burnupi, Vepricardium burnupi (G.B. III Sowerby, 1897) - (CARDIIDAE)
- burnupi, Trachycystis burnupi (J.C. Melvill & J.H. Ponsonby, 1903) - (CHAROPIDAE)
- burnupi, Chlamydephorus burnupi D.G. Herbert, 2000 - (CHLAMYDEPHORIDAE)
- burnupi, Columbella burnupi E.A. Smith, 1901 - syn of: Zafrona trifilosa (E.A. Smith, 1882) - (COLUMBELLIDAE)
- burnupi, Crassasulca burnupi (É. Lamy, 1920) - (CRASSATELLIDAE)
- burnupi, Gibberula burnupi (G.B. III Sowerby, 1897) - (CYSTISCIDAE)
- burnupi, Thordisa burnupi C.N.E. Eliot, 1910 - (DISCODORIDIDAE)
- burnupi, Donax burnupi G.B. III Sowerby, 1894 - (DONACIDAE)
- burnupi, Clavus burnupi (G.B. III Sowerby, 1897) - (DRILLIIDAE)
- burnupi, Tylotiella burnupi (G.B. III Sowerby, 1897) - syn of: Clavus burnupi (G.B. III Sowerby, 1897) - (DRILLIIDAE)
- burnupi, Cerodrillia burnupi G.B. III Sowerby, 1897 - syn of: Clavus burnupi (G.B. III Sowerby, 1897) - (DRILLIIDAE)
- burnupi, Drillia burnupi G.B. III Sowerby, 1897 - syn of: Clavus burnupi (G.B. III Sowerby, 1897) - (DRILLIIDAE)
- burnupi, Epitonium burnupi W.H. Turton, 1932 - syn of: Epitonium oppositum (M.E.A. de Boury, 1921) - (EPITONIIDAE)
- burnupi, Latirus burnupi E.A. Smith, 1906 - syn of: Benimakia flavida (A. Adams, 1855) - (FASCIOLARIIDAE)
- burnupi, Megaxinus burnupi (E.A. Smith, 1914) - (LUCINIDAE)
- burnupi, Loripes burnupi E.A. Smith, 1914 - syn of: Megaxinus burnupi (E.A. Smith, 1914) - (LUCINIDAE)
- burnupi, Marginella burnupi G.B. III Sowerby, 1897 - syn of: Gibberula burnupi (G.B. III Sowerby, 1897) - (MARGINELLIDAE)
- burnupi, Natica burnupi E.A. Smith, 1903 - syn of: Notocochlis gualteriana (C.A. Récluz, 1844) - (NATICIDAE)
- burnupi, Onchidium burnupi W.E. Collinge, 1902 - (ONCHIDIIDAE)
- burnupi, Ferrissia burnupi B. Walker, 1912 - (PLANORBIDAE)
- burnupi, Hiatula burnupi (G.B. III Sowerby, 1894) - (PSAMMOBIIDAE)
- burnupi, Psammobia burnupi G.B. III Sowerby, 1894 - syn of: Hiatula burnupi (G.B. III Sowerby, 1894) - (PSAMMOBIIDAE)
- burnupi, Gari burnupi G.B. III Sowerby, 1894 - syn of: Hiatula burnupi (G.B. III Sowerby, 1894) - (PSAMMOBIIDAE)
- burnupi, Sepia burnupi W.E. Hoyle, 1904 - (SEPIIDAE)
- burnupi, Clanculus burnupi E.A. Smith, 1899 - syn of: Dactylastele burnupi (E.A. Smith, 1899) - (TROCHIDAE)
- burnupi, Pleurotoma burnupi G.B. III Sowerby, 1897 - syn of: Clavus burnupi (G.B. III Sowerby, 1897) - (TURRIDAE)
- burnupi, Microkerkus burnupi (Godwin-Austen, 1914) - (UROCYCLIDAE)
- Burnupia, Subgenus Ancylastrum (Burnupia) B. Walker, 1912 (PLANORBIDAE)
- burnupiana, Neocancilla burnupiana C.M. Cooke, 1920 - syn of: Neocancilla circula (L.C. Kiener, 1838) - (MITRIDAE)
- Buroceras, Genus Buroceras Cobban, Hook & Kennedy, 1989 † (KOSSMATICERATIDAE) (FOSSIL)
- buroense, Rubroceras buroense Cobban, Hook & J. Kennedy, 1989 † - (VASCOCERATIDAE) (FOSSIL)
- burovi, Peripetoceras burovi I.S. Barskov & Shilovsky, 2014 † - (LIROCERATIDAE) (FOSSIL)
- burovi, Arribazona burovi Mazaev, 2015 † - (MURCHISONIIDAE) (FOSSIL)
- burraga, Protorugosa burraga M. Shea & R.J. Griffiths, 2010 - (RHYTIDIDAE)
- burragei, Eulimostraca burragei (P. Bartsch, 1917) - (EULIMIDAE)
- burragei, Strombiformis burragei P. Bartsch, 1917 - syn of: Eulimostraca burragei (P. Bartsch, 1917) - (EULIMIDAE)
- burragei, Schwartziella burragei (P. Bartsch, 1915) - (ZEBINIDAE)
- burrardensis, Alvania burrardensis P. Bartsch, 1921 - syn of: Alvania rosana P. Bartsch, 1911 - (RISSOIDAE)
- burrhoghiana, Sinotaia angularis burrhoghiana (H.C. Lea, 1837) - (VIVIPARIDAE)
- Burriera, Genus Burriera Laseron, 1910 † (BIVALVIA INCERTAE SEDIS) (FOSSIL)
- burringtoni, Hemphillia burringtoni H.A. Pilsbry, 1948 - (BINNEYIDAE)
- burringtoni, Poteria burringtoni P. Bartsch & J.P.E. Morrison, 1942 - (NEOCYCLOTIDAE)
- burringtoni, Stenotrema burringtoni F.W. Grimm, 1971 - (POLYGYRIDAE)
- burringtoni, Punctum burringtoni H.A. Pilsbry, 1930 - (PUNCTIDAE)
- burringtoni, Retinella burringtoni H.A. Pilsbry, 1928 - (ZONITIDAE)
- Burringtonia, Genus Burringtonia J.J. Parodíz, 1944 (ORTHALICIDAE)
- Burroceras, Genus Burroceras Cobban & al., 1989 † (ACANTHOCERATIDAE) (FOSSIL)
- burroense, Rubroceras burroense Cobban, Hook & J. Kennedy, 1989 † - syn of: Rubroceras buroense Cobban, Hook & J. Kennedy, 1989 † - (VASCOCERATIDAE) (FOSSIL)
- burroensis, Spirancilla burroensis (R.N. Nelson, 1925 †) - (ANCILLARIIDAE) (FOSSIL)
- Burronoceras, Genus Burronoceras † (CEPHALOPODA (UNASSIGNED)) (FOSSIL)
- burroughiana, Rhipidodonta burroughiana (I. Lea, 1834) - (HYRIIDAE)
- burroughiana wheatleyanus, Rhipidodonta burroughiana wheatleyanus (I. Lea, 1856) - (HYRIIDAE)
- burroughianus, Unio burroughianus I. Lea, 1834 - syn of: Rhipidodonta burroughiana (I. Lea, 1834) - (UNIONIDAE)
- burroughianus, Unio burroughianus D'Orbigny, 1835 - syn of: Diplodon parodizi A.A. Bonetto, 1962 - (UNIONIDAE)
- burrowghianus, Unio burrowghianus I. Lea, 1834 - syn of: Rhipidodonta burroughiana (I. Lea, 1834) - (UNIONIDAE)
- burrowi, Cryptoconchus burrowi (H.F. Nierstrasz, 1905) - (ACANTHOCHITONIDAE)
- burrowi, Cryptoplax burrowi (E.A. Smith, 1884) - (CRYPTOPLACIDAE)
- burrowi, Chitonellus burrowi E.A. Smith, 1884 - syn of: Cryptoplax burrowi (E.A. Smith, 1884) - (CRYPTOPLACIDAE)
- burrowianus, Chiton burrowianus Kirkby, 1862 † - (CHITONIDAE) (FOSSIL)
- burrowsena, Baudinella burrowsena T. Iredale, 1939 - (CAMAENIDAE)
- burrowsi, Rayonnoceras burrowsi J.S. Turner, 1951 † - (CARBACTINOCERATIDAE) (FOSSIL)
- burrowsi, Cymia sacellum burrowsi R.B. Newton, 1905 - (MURICIDAE)
- burrowsi, Philine burrowsi R.F. Burn, 1961 - (PHILINIDAE)
- burryae, Gradiconus burryae (W.J. Clench, 1942) - (CONIDAE)
- burryae, Leptoconus burryae W.J. Clench, 1942 - syn of: Gradiconus burryae (W.J. Clench, 1942) - (CONIDAE)
- burryae mazzolii, Gradiconus burryae mazzolii E.J. Petuch & D.M. Sargent, 2011 - syn of: Gradiconus burryae (W.J. Clench, 1942) - (CONIDAE)
- burryi, Opalia burryi W.J. Clench & H. Turner, 1950 - (EPITONIIDAE)
- burryi, Athleenia burryi P. Bartsch, 1946 - syn of: Oceanida graduata L. de Folin, 1871 - (EULIMIDAE)
- burryi, Poirieria burryi W.J. Clench & I. Pérez Farfante, 1945 - syn of: Hexaplex fulvescens Sowerby, 1834 - (MURICIDAE)
- burryi, Murex burryi W.J. Clench & I. Pérez Farfante, 1945 - syn of: Hexaplex fulvescens Sowerby, 1834 - (MURICIDAE)
- burryi, Amphioctopus burryi (N.A. Voss, 1950) - (OCTOPODIDAE)
- Bursa, Genus Bursa P.F. Röding, 1798 (BURSIDAE)
- bursa, Unio bursa B.H. Wright, 1896 - syn of: Fusconaia subrotunda (I. Lea, 1831) - (UNIONIDAE)
- bursadhaesa, Sepiola bursadhaesa G. Bello, 2013 - (SEPIOLIDAE)
- bursarius, Teretoctopus bursarius J.J.S. Steenstrup in W.E. Hoyle, 1886 - syn of: Teretoctopus indicus C.W. Robson, 1929 - (OCTOPODIDAE)
- bursata, Ocheyoherpia bursata Ó. García-Álvarez & V. Urgorri, 2003 - (PHYLLOMENIIDAE)
- Bursata, Genus Bursata Dzik, 1994 † (SOLENOCARIDIDAE) (FOSSIL)
- Bursatella, Genus Bursatella H.M.D. De Blainville, 1817 (APLYSIIDAE)
- bursatella, Aplysia bursatella P.C.A.S.L. Rang, 1834 - syn of: Bursatella leachii H.M.D. de Blainville, 1817 - (APLYSIIDAE)
- bursatella, Libera bursatella (A.A. Gould, 1846) - (ENDODONTIDAE)
- burseyae, Afrorhytida burseyae D.G. Herbert & A. Moussalli, 2010 - (RHYTIDIDAE)
- BURSIDAE Thiele, 1925 - Family (GASTROPODA-CAENOGASTROPODA [Subclass]-LITTORINIMORPHA [Order]-TONNOIDEA [Superfamily])
- Bursina, Genus Bursina K. Oyama, 1964 (BURSIDAE)
- Bursiris, syn of: Genus Notarchus G.L.C.F.D. Cuvier, 1817 (APLYSIIDAE)
- burtasorum, Baylea burtasorum (Golowkinsky, 1868 †) - (GOSSELETINIDAE) (FOSSIL)
- burti, Alycaeus burti (H.H. Godwin-Austen) - (CYCLOPHORIDAE)
- burtiense, Uraloceras burtiense (Voinova, 1934 †) - (PARAGASTRIOCERATIDAE) (FOSSIL)
- burtinea, Digitariopsis obliquata burtinea (De la Jonkaire, 1823 †) - (ASTARTIDAE) (FOSSIL)
- burtini, Cimomia burtini (Galeotti, 1837 †) - (HERCOGLOSSIDAE) (FOSSIL)
- burtini, Nausitora burtini (P. Nyst, 1843 †) - (TEREDINIDAE) (FOSSIL)
- burtinii, Astarte burtinii De la Jonkaire, 1823 † - syn of: Digitariopsis obliquata burtinea (De la Jonkaire, 1823 †) - (ASTARTIDAE) (FOSSIL)
- Burtoa, Genus Burtoa J.R. Bourguignat, 1889 (ACHATINIDAE)
- burtonae, Benthocardiella burtonae P.U. Middelfart, 2002 - (CONDYLOCARDIIDAE)
- burtonae, Dentalium burtonae K.L. Lamprell & J.M. Healy, 1998 - (DENTALIIDAE)
- burtonensis, Isocyprina burtonensis (J. Lycett, 1863 †) - (ARCTICIDAE) (FOSSIL)
- burtonensis, Ophionautilus burtonensis Foord & Crick, 1890 † - (CENOCERATIDAE) (FOSSIL)
- burtonensis, Lamelliphorus burtonensis (J. Lycett †) - (LAMELLIPHORIDAE) (FOSSIL)
- burtonensis, Pleurotomaria burtonensis Lycett † - (PLEUROTOMARIIDAE) (FOSSIL)
- burtonensis, Proconulus burtonensis J. Lycett † - (PROCONULIDAE) (FOSSIL)
- burtonensis, Hudlestoniella burtonensis (Hudleston, 1892 †) - (PSEUDOMELANIIDAE) (FOSSIL)
- burtonensis, Trochus burtonensis J. Lycett † - syn of: Proconulus burtonensis J. Lycett † - (TROCHIDAE) (FOSSIL)
- burtonensis, Turbo burtonensis Lycett † - (TURBINIDAE) (FOSSIL)
- burtoni, Leptosurcula burtoni (H.I. Tucker & J. Le Renard †) - (CLAVATULIDAE) (FOSSIL)
- burtoni, Turricula burtoni H.I. Tucker & J. Le Renard † - syn of: Leptosurcula burtoni (H.I. Tucker & J. Le Renard †) - (CLAVATULIDAE) (FOSSIL)
- burtoni, Tectonatica burtoni E. Robba, Pedriali & E. Quaggiotto, 2016 † - (NATICIDAE) (FOSSIL)
- burtoni, Alvania burtoni M. Glibert, 1962 † - (RISSOIDAE) (FOSSIL)
- burtoni, Grandidieria burtoni (S. Woodward, 1859) - (UNIONIDAE)
- burtoni altavillensis, Tectonatica burtoni altavillensis E. Robba, Pedriali & E. Quaggiotto, 2016 † - (NATICIDAE) (FOSSIL)
- burtoni corbicula, Grandidieria burtoni corbicula J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni cyrenopsis, Grandidieria burtoni cyrenopsis J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni elongata, Grandidieria burtoni elongata J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni giraudi, Grandidieria burtoni giraudi J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni granulosa, Grandidieria burtoni granulosa J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni gravida, Grandidieria burtoni gravida J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni incarnata, Grandidieria burtoni incarnata J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni insignis, Grandidieria burtoni insignis C.M.F. Ancey, 1885 - (UNIONIDAE)
- burtoni locardiana, Grandidieria burtoni locardiana J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni mira, Grandidieria burtoni mira J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni rhynchonella, Grandidieria burtoni rhynchonella J.R. Bourguignat, 1888 - (UNIONIDAE)
- burtoni rostrata, Grandidieria burtoni rostrata J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni rotundata, Grandidieria burtoni rotundata J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni servainiana, Grandidieria burtoni servainiana J.R. Bourguignat, 1885 - (UNIONIDAE)
- burtoni singularis, Grandidieria burtoni singularis J.R. Bourguignat, 1888 - (UNIONIDAE)
- burtoni smithi, Grandidieria burtoni smithi J.R. Bourguignat, 1885 - (UNIONIDAE)
- Burtonia, syn of: Genus Pseudospatha C.T. Simpson, 1900 (UNIONIDAE)
- Burtonilla, Subgenus Anceya (Burtonilla) E.A. Smith, 1904 (PALUDOMIDAE)
- Burtopsis, syn of: Genus Burtoa J.R. Bourguignat, 1889 (ACHATINIDAE)
- burtscheri, Chondrina megacheilos burtscheri G. Falkner & B. Stummer, 1996 - (CHONDRINIDAE)
- burtti, Clavilithes burtti G.D. Hanna & Israelsky, 1925 † - (FASCIOLARIIDAE) (FOSSIL)
- buruca, Palaeocardita buruca Krumbeck, 1913 † - (PALAEOCARDITIDAE) (FOSSIL)
- buruense, Sphaerium buruense W.S.S. Van Benthem-Jutting, 1927 - syn of: Sphaerium ranae W.S.S. Van Benthem-Jutting, 1927 - (SPHAERIIDAE)
- burundukhajense, Eutrephoceras burundukhajense Shimansky, 1975 † - (NAUTILIDAE) (FOSSIL)
- Burungaella, syn of: Genus Halolimnohelix J. Germain, 1913 (HALOLIMNOHELICIDAE)
- burunganum, Pseudopeas burunganum M. Connolly, 1923 - (SUBULINIDAE)
- buryaki, Microstele buryaki Steklov, 1966 † - (PUPILLIDAE) (FOSSIL)
- buryi, Mitra buryi J.C. Melvill & E.R. Sykes, 1899 - syn of: Nebularia chrysalis L.A. Reeve, 1844 - (MITRIDAE)
- buryillum, Cristilabrum buryillum G.A. Solem, 1981 - (CAMAENIDAE)
- busambrensis, Mesochiton busambrensis (Scalia, 1903 †) - (HELMINTHOCHITONIDAE) (FOSSIL)
- busambrensis, Pterygochiton busambrensis Scalia, 1903 † - syn of: Mesochiton busambrensis (Scalia, 1903 †) - (MOPALIIDAE) (FOSSIL)
- busanensis, Diplommatina busanensis H.H. Godwin-Austen, 1889 - (DIPLOMMATINIDAE)
- busanensis, Dyakia busanensis H.H. Godwin-Austen, 1891 - (DYAKIIDAE)
- busauense, Plectostoma wallacei busauense (E.A. Smith, 1893) - (DIPLOMMATINIDAE)
- busauensis, Sitala busauensis E.A. Smith, 1895 - syn of: Kaliella busauensis (E.A. Smith, 1895) - (ARIOPHANTIDAE)
- busauensis, Kaliella busauensis (E.A. Smith, 1895) - (CHRONIDAE)
- busbyi, Paryphanta busbyi (J.E. Gray, 1840) - (RHYTIDIDAE)
- busbyi watti, Paryphanta busbyi watti A.W.B. Powell, 1946 - (RHYTIDIDAE)
- buschi, Cochlostyla buschi L. Pfeiffer, 1842 - syn of: Helicostyla effusa buschi (L. Pfeiffer, 1842) - (BRADYBAENIDAE)
- buschi, Helicostyla effusa buschi (L. Pfeiffer, 1842) - (BRADYBAENIDAE)
- buschi, Zaptychopsis buschi (H.C. Küster, 1844) - (CLAUSILIIDAE)
- buschii, Plectostylus buschii L. Pfeiffer, 1842 - (BOTHRIEMBRYONTIDAE)
- buschii, Potamolithus buschii (R.W. Dunker in G.R. von Frauenfeld, 1865) - (LITHOGLYPHIDAE)
- buschii, Uvanilla buschii (R.A. Philippi, 1844) - (TURBINIDAE)
- Buscotypus, syn of: Subgenus Busycon (Busycotypus) W.A. Wenz, 1943 (BUSYCONIDAE)
- busera, Cuspicorbula busera A.A. Olsson, 1928 † - (CORBULIDAE) (FOSSIL)
- busera, Lyria busera A.A. Olsson, 1930 † - (VOLUTIDAE) (FOSSIL)
- bushae, Cyclostrema bushae Dautzenberg & H. Fischer, 1907 - (LIOTIIDAE)
- bushae, Pterynotus bushae E.H. Vokes, 1970 - syn of: Timbellus phaneus (W.H. Dall, 1889) - (MURICIDAE)
- bushae, Ledella bushae A. Warén, 1978 - syn of: Ledella ultima (E.A. Smith, 1885) - (NUCULANIDAE)
- bushae, Ennucula bushae (G.F. Dollfus, 1898) - (NUCULIDAE)
- bushae, Lissospira bushae (W.H. Dall, 1927) - (SKENEIDAE)
- bushi, Cyclostrema bushi P. Dautzenberg & H. Fischer, 1906 - (LIOTIIDAE)
- bushi, Nucula bushi G.F. Dollfus, 1898 - syn of: Ennucula corbuloides (Seguenza, 1877) - (NUCULIDAE)
- bushi, Pulsellum bushi (J. Henderson, 1920) - (PULSELLIDAE)
- bushi, Vitrinella bushi P. Dautzenberg, 1912 - (TORNIDAE)
- bushi tristaoensis, Vitrinella bushi tristaoensis E. Fischer-Piette & M. Nicklés, 1946 - syn of: Vitrinella bushi P. Dautzenberg, 1912 - (TORNIDAE)
- Bushia, Genus Bushia W.H. Dall, 1886 (THRACIIDAE)
- bushiae, Nassarina bushiae (W.H. Dall, 1889) - (COLUMBELLIDAE)
- bushiae, Polyschides bushiae W.H. Dall, 1889 - syn of: Gadila bushii (W.H. Dall, 1889) - (GADILIDAE)
- bushiana, Nuculana bushiana (A.E. Verrill, 1884) - (NUCULANIDAE)
- bushiana, Pandora bushiana W.H. Dall, 1886 - (PANDORIDAE)
- bushiana, Fargoa bushiana (P. Bartsch, 1909) - (PYRAMIDELLIDAE)
- bushiana, Turbonilla bushiana A.E. Verrill, 1882 - (PYRAMIDELLIDAE)
- bushiana, Strioturbonilla bushiana P. Bartsch, 1909 - syn of: Turbonilla bushiana A.E. Verrill, 1882 - (PYRAMIDELLIDAE)
- bushii, Nassarina bushii W.H. Dall, 1889 - syn of: Nassarina bushiae (W.H. Dall, 1889) - (COLUMBELLIDAE)
- bushii, Gadila bushii (W.H. Dall, 1889) - (GADILIDAE)
- bushii, Potamolithus bushii R.W. Dunker in G.R. von Frauenfeld, 1865 - syn of: Potamolithus buschii (R.W. Dunker in G.R. von Frauenfeld, 1865) - (LITHOGLYPHIDAE)
- bushii, Volvulella bushii W.H. Dall, 1889 - syn of: Volvulella minuta (K.J. Bush, 1885) - (RHIZORIDAE)
- businovensis, Euchondria businovensis Sergeeva, 1971 † - (EUCHONDRIIDAE) (FOSSIL)
- Busiris, syn of: Genus Notarchus G.L.C.F.D. Cuvier, 1817 (APLYSIIDAE)
- busiris, Ceratites busiris (Münster, 1834 †) - (CERATITIDAE) (FOSSIL)
- buskasi, Redstonia buskasi (Johnston & Chatterton, 1983 †) - (PSEUDOBIGALEAIDAE) (FOSSIL)
- buskei, Hyalina buskei J. Espinosa & J.A. Ortea, 2013 - (MARGINELLIDAE)
- busnardoi, Busnardoiceras busnardoi (Le Hegarat, 1973 †) - (NEOCOMITIDAE) (FOSSIL)
- Busnardoiceras, Genus Busnardoiceras Tavera , 1985 † (NEOCOMITIDAE) (FOSSIL)
- Busnardoites, Genus Busnardoites Nikolov, 1966 † (AMMONOIDEA (UNASSIGNED)) (FOSSIL)
- busoensis, Cryptomya busoensis M. Yokoyama, 1922 - (MYIDAE)
- bussacensis, Ctenodonta bussacensis Sharpe, 1853 † - syn of: Cardiolaria beirensis (Sharpe, 1853 †) - (CTENODONTIDAE) (FOSSIL)
- bussacensis, Ptychonema bussacensis (Sharpe, 1853 †) - (EOTOMARIIDAE) (FOSSIL)
- bussacensis, Nucula bussacensis Sharpe, 1853 † - syn of: Cardiolaria beirensis (Sharpe, 1853 †) - (NUCULIDAE) (FOSSIL)
- bussacensis, Pleurotomaria bussacensis Sharpe, 1853 † - syn of: Ptychonema bussacensis (Sharpe, 1853 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- bussacona, Plagyrona bussacona J. Da Silva e Castro, 1887 - syn of: Plagyrona placida (R.J. Shuttleworth, 1852) - (VALLONIIDAE)
- busschaerdi, Venus busschaerdi E. Réquien, 1848 - syn of: Clausinella fasciata (E.M. Da Costa, 1778) - (VENERIDAE)
- bussei, Urocyclus bussei H.R. Simroth, 1910 - (UROCYCLIDAE)
- busserti, Pila busserti M. Harzhauser & T.A. Neubauer, 2017 † - (AMPULLARIIDAE) (FOSSIL)
- bussoni, Neolobites bussoni M. Collignon, 1965 † - syn of: Neolobites vibrayeanus brancai Eck, 1908 † - (ENGONOCERATIDAE) (FOSSIL)
- bussoni, Nummocalcar bussoni Cox, 1969 † - (EUOMPHALIDAE) (FOSSIL)
- bussoni, Parengonoceras bussoni M. Collignon, 1965 † - (KNEMICERATIDAE) (FOSSIL)
- bussoni, Mytilus bussoni M. Collignon, 1971 † - (MYTILIDAE) (FOSSIL)
- bussoni, Tylostoma bussoni M. Collignon, 1971 † - (TYLOSTOMATIDAE) (FOSSIL)
- busterense, Propinacoceras busterense Tumanskaya, 1939 † - (MEDLICOTTIIDAE) (FOSSIL)
- bustoi, Calocochlia bustoi J.G. Hidalgo, 1887 - (BRADYBAENIDAE)
- bustoi, Cyclophorus bustoi J.G. Hidalgo, 1888 - (CYCLOPHORIDAE)
- busuangensis, Amphidromus entobaptus busuangensis P. Bartsch, 1917 - (CAMAENIDAE)
- busuegoi, Asprella busuegoi T. Shuto, 1969 † - (CONIDAE) (FOSSIL)
- Busycoarcticum, Subgenus Busycon (Busycoarcticum) S.C. Hollister, 1958 (BUSYCONIDAE)
- Busycoarctum, Genus Busycoarctum Hollister, 1958 (BUSYCONIDAE)
- Busycon, Genus Busycon P.F. Röding, 1798 (BUSYCONIDAE)
- BUSYCONIDAE Wade, 1917 - Family (GASTROPODA-CAENOGASTROPODA [Subclass]-NEOGASTROPODA [Order]-BUCCINOIDEA [Superfamily])
- Busycotypus, Subgenus Busycon (Busycotypus) W.A. Wenz, 1943 (BUSYCONIDAE)
- buszii, Hauericeras buszii Wegner, 1905 † - syn of: Hauericeras pseudogardeni (F. Schlüter, 1872 †) - (DESMOCERATIDAE) (FOSSIL)
- butaciana, Rimellopsis butaciana (K. Martin, 1899 †) - (ROSTELLARIIDAE) (FOSSIL)
- butacianum, Calliostoma butacianum (K. Martin, 1905 †) - (CALLIOSTOMATIDAE) (FOSSIL)
- butacianus, Trochus butacianus K. Martin, 1905 † - syn of: Calliostoma butacianum (K. Martin, 1905 †) - (TROCHIDAE) (FOSSIL)
- butakovensis, Daubichites butakovensis Bogoslovskaya, 1982 † - (PARAGASTRIOCERATIDAE) (FOSSIL)
- buteonis, Turbonilla buteonis P. Bartsch, 1909 - (PYRAMIDELLIDAE)
- butiabae, Melanoides tuberculata butiabae G. Mandahl-Barth, 1954 - (THIARIDAE)
- Butimus, syn of: Genus Bithynia W.E. Leach, 1818 (BITHYNIIDAE)
- butleri, Ampullina butleri McNamara & G.W. Kendrick, 1994 † - (AMPULLINIDAE) (FOSSIL)
- butleri, Helicostyla butleri L. Pfeiffer, 1842 - (BRADYBAENIDAE)
- butleri, Papuina butleri B. Rensch, 1933 - syn of: Papuina buehleri B. Rensch, 1933 - (CAMAENIDAE)
- butleri, Deshayesites butleri Stoyanow, 1949 † - (DESHAYESITIDAE) (FOSSIL)
- butleri, Sinoennea butleri A.J. Peile, 1929 - (DIAPHERIDAE)
- butleri, Malayites butleri McLearn, 1940 † - syn of: Malayites dawsoni McLearn, 1937 † - (JUVAVITIDAE) (FOSSIL)
- butleri, Hemiprionites butleri Mathews, 1929 † - (PRIONITIDAE) (FOSSIL)
- butleri, Daphnella butleri (E.A. Smith, 1882) - (RAPHITOMIDAE)
- butleri, Spondylus butleri L.A. Reeve, 1856 - (SPONDYLIDAE)
- butleri, Pleurotoma butleri E.A. Smith, 1882 - syn of: Daphnella butleri (E.A. Smith, 1882) - (TURRIDAE)
- butleri, Scaphella junonia butleri W.J. Clench, 1953 - (VOLUTIDAE)
- butleri gravida, Helicostyla butleri gravida W. Kobelt, 1910 - (BRADYBAENIDAE)
- butoli, Pyrgulina butoli E. Saurin, 1962 - (PYRAMIDELLIDAE)
- butonensis, Ancilla butonensis C. Beets, 1942 † - (ANCILLARIIDAE) (FOSSIL)
- butonensis, Naninia porcellanica butonensis (P.B. Sarasin & K.F. Sarasin, 1899) - (ARIOPHANTIDAE)
- butonensis, Xesta luctuosa butonensis Sarsia, 1899 - (ARIOPHANTIDAE)
- butonensis, Acesta butonensis P. Bartsch, 1913 - syn of: Acesta celebensis (P. Bartsch, 1913) - (LIMIDAE)
- butonensis, Cytharopsis butonensis (M.M. Schepman, 1913) - (MANGELIIDAE)
- butonensis, Alvania butonensis C. Beets, 1942 † - (RISSOIDAE) (FOSSIL)
- butoni, Cetomya butoni (B. Prashad, 1932) - (POROMYIDAE)
- Butor, syn of: Genus Laternula P.F. Röding, 1798 (LATERNULIDAE)
- Butorella, syn of: Genus Laternula P.F. Röding, 1798 (LATERNULIDAE)
- butoti, Caecum butoti D. De Jong & H.E. Coomans, 1988 - syn of: Caecum marmoratum L. de Folin, 1869 - (CAECIDAE)
- butoti, Amphidromus perversus butoti (F.F. Laidlaw & G.A. Solem, 1961) - (CAMAENIDAE)
- butoti, Oospira butoti J. Grego & M. Szekeres, 2009 - (CLAUSILIIDAE)
- butoti, Albinaria butoti (H. Nordsieck, 1984) - (CLAUSILIIDAE)
- butoti, Charpentieria stenzii butoti R.A. Bank, 1987 - (CLAUSILIIDAE)
- butoti, Mastus butoti W.J.M. Maassen, 1995 - (ENIDAE)
- butoti gracilicosta, Albinaria butoti gracilicosta H. Nordsieck, 2007 - (CLAUSILIIDAE)
- butoti infraviridis, Amphidromus perversus butoti infraviridis E.C. Von Martens, 1867 - (CAMAENIDAE)
- butoti kwanti, Albinaria butoti kwanti H. Nordsieck, 2015 - (CLAUSILIIDAE)
- butoti stevensoni, Amphidromus perversus butoti stevensoni (J. Abbas & P. Krull, 2007) - (CAMAENIDAE)
- butoti vrondamasa, Albinaria butoti vrondamasa (E. Gittenberger, 1987) - (CLAUSILIIDAE)
- Butovicella, Genus Butovicella Kríž, 1965 † (MODIOMORPHIDAE) (FOSSIL)
- Buttenheimia, Genus Buttenheimia Nützel & Gründel, 2015 † (GORDENELLIDAE) (FOSSIL)
- buttense, Butticeras buttense Anderson, 1958 † - (BRANCOCERATIDAE) (FOSSIL)
- buttense, Submortoniceras buttense (Anderson, 1902 †) - (COLLIGNONICERATIDAE) (FOSSIL)
- buttensis, Schloenbachia buttensis Anderson, 1902 † - syn of: Submortoniceras buttense (Anderson, 1902 †) - (SCHLOENBACHIIDAE) (FOSSIL)
- butti, Paradontoceras butti Imlay † - (NEOCOMITIDAE) (FOSSIL)
- Butticeras, Genus Butticeras Anderson , 1958 † (BRANCOCERATIDAE) (FOSSIL)
- buttikoferi, Hemiplecta buttikoferi M.M. Schepman, 1896 - (ARIOPHANTIDAE)
- buttikoferi, Potadoma buttikoferi M.M. Schepman, 1888 - (PACHYCHILIDAE)
- buttoni, Palmadusta buttoni I.M. Oldroyd, 1916 - syn of: Palmadusta diluculum (L.A. Reeve, 1845) - (CYPRAEIDAE)
- buttoni, Dermatomya buttoni W.H. Dall, 1916 - (POROMYIDAE)
- buttoni, Turbonilla buttoni P. Dautzenberg, 1912 - (PYRAMIDELLIDAE)
- buttoni, Oudardia buttoni W.H. Dall, 1900 - syn of: Tellina modesta P.P. Carpenter, 1864 - (TELLINIDAE)
- buttsi, Cloudia buttsi Knight, 1947 † - (CYRTOLITIDAE) (FOSSIL)
- buttsi, Naticopsis buttsi Gordon Jr. & E.L. Yochelson, 1982 † - (DELPHINULOPSIDAE) (FOSSIL)
- buttsi, Palorthoceras buttsi (Flower, 1962 †) - (ORTHOCERATIDAE) (FOSSIL)
- buttsi, Foordites buttsi Miller, 1938 † - (PINACITIDAE) (FOSSIL)
- buttsi, Shelbyoceras buttsi Ulrich & al., 1943 † - syn of: Hypseloconus bessemerense Ulrich & al., 1943 † - (POLLICINIDAE) (FOSSIL)
- buttsi, Ceratopea buttsi E.L. Yochelson & Bridge, 1957 † - (RAPHISTOMATIDAE) (FOSSIL)
- buttsi, Tornoceras buttsi (A. Hyatt 1884 †) - (TORNOCERATIDAE) (FOSSIL)
- Buttsoceras, Genus Buttsoceras Ulrich & Foerste, 1933 † (TROEDSSONELLIDAE) (FOSSIL)
- butumbiana, Prositala butumbiana (E.C. Von Martens, 1895) - (ENDODONTIDAE)
- buvigineri, Cylindrobullina buvigineri (Terquem, 1855 †) - (CYLINDROBULLINIDAE) (FOSSIL)
- buvignieri, Brachytrema buvignieri Morris & Lycett † - (BRACHYTREMATIDAE) (FOSSIL)
- buvignieri, Lissochilus buvignieri (P. Morris & J. Lycett, 1863 †) - (NERITIDAE) (FOSSIL)
- buvignieri, Radstockiceras buvignieri A.V.M.D. D'Orbigny, 1844 † - (OXYNOTICERATIDAE) (FOSSIL)
- buvignieri, Obornella buvignieri Kaestle, 1990 † - syn of: Obornella lentiformis (Eudes-Deslongchamps, 1849 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- buvignieri, Oestophorella buvignieri A. Michaud, 1841 - syn of: Oestophorella buvinieri (A. Michaud, 1841) - (TRISSEXODONTIDAE)
- Buvignieria, Genus Buvignieria Cossmann, 1921 † (RISSOINIDAE) (FOSSIL)
- buvinieri, Oestophorella buvinieri (A. Michaud, 1841) - (TRISSEXODONTIDAE)
- buwaldana, Diplodonta buwaldana Anderson & Martin, 1914 † - (UNGULINIDAE) (FOSSIL)
- buwaldani, Glycymerita buwaldani Clark † - (GLYCYMERIDIDAE) (FOSSIL)
- buwaldi, Petricola buwaldi B.L. Clark, 1915 - syn of: Choristodon robustus (G.B. I Sowerby, 1834) - (VENERIDAE)
- buxea, Pomacea buxea L.A. Reeve, 1856 - syn of: Pomacea fasciata (A.F.P.M. de Roissy, 1805) - (AMPULLARIIDAE)
- buxellensis, Trigonodesma buxellensis M. Glibert, 1933 † - (NOETIIDAE) (FOSSIL)
- buxetorum, Euomphalia buxetorum J.R. Bourguignat, 1878 - syn of: Euomphalia strigella (J.P.R. Draparnaud, 1801) - (HYGROMIIDAE)
- buxeus, Cantharus buxeus (W.J. Broderip & G.B. I Sowerby, 1833) - (BUCCINIDAE)
- buxeus, Dendroconus buxeus (P.F. Röding, 1798) - (CONIDAE)
- buxeus, Conus buxeus O.A.L. Mörch, 1850 - syn of: Dendroconus buxeus loroisii L.C. Kiener, 1846 - (CONIDAE)
- buxeus, Conus buxeus L.A. Reeve, 1844 - syn of: Calibanus furvus (L.A. Reeve, 1843) - (CONIDAE)
- buxeus, Dendroconus buxeus J.H.F. Link, 1807 - syn of: Calamiconus quercinus (J. Lightfoot, 1786) - (CONIDAE)
- buxeus, Viridifusus buxeus (L.A. Reeve, 1847) - (FASCIOLARIIDAE)
- buxeus, Xanthochorus buxeus (W.J. Broderip, 1833) - (MURICIDAE)
- buxeus, Unio buxeus I. Lea, 1852 - syn of: Elliptio congaraea (I. Lea, 1831) - (UNIONIDAE)
- buxeus insignis, Conus buxeus insignis P. Dautzenberg, 1937 - syn of: Dendroconus buxeus loroisii L.C. Kiener, 1846 - (CONIDAE)
- buxeus loroisii, Dendroconus buxeus loroisii L.C. Kiener, 1846 - (CONIDAE)
- buxorum, Clausilia buxorum J.R. Bourguignat, 1877 - syn of: Clausilia bidentata abietina (D. Dupuy, 1850) - (CLAUSILIIDAE)
- buxtoni, Austrochloritis buxtoni (J.W. Brazier, 1880) - (CAMAENIDAE)
- buxtoni, Helix buxtoni J.W. Brazier, 1880 - syn of: Austrochloritis buxtoni (J.W. Brazier, 1880) - (HELICIDAE)
- buxtoni, Unio buxtoni B.H. Wright, 1897 - syn of: Elliptio jayensis I. Lea, 1838 - (UNIONIDAE)
- buxtorfi, Cheloniceras buxtorfi Jacob & Tobler, 1906 † - (DOUVILLEICERATIDAE) (FOSSIL)
- buxtorfi, Glatziella buxtorfi Renz, 1925 † - syn of: Glatziella minervae Renz, 1914 † - (GLATZIELLIDAE) (FOSSIL)
- buxtorfi, Proptychites buxtorfi Renz & Renz, 1948 † - syn of: Proptychitoides trigonalis (Arthaber, 1911 †) - (PROPTYCHITIDAE) (FOSSIL)
- buysi, Suturoglypta buysi M. Lussi, 2009 - (COLUMBELLIDAE)
- buzoiensis, Pseudamnicola buzoiensis Pana, 2003 † - (HYDROBIIDAE) (FOSSIL)
- buzolici, Fossarulus buzolici Š. Brusina, 1897 † - syn of: Fossarulus moniliferus Š. Brusina, 1876 † - (RISSOOIDEA (unassigned)) (FOSSIL)
- buzolici complanatus, Fossarulus buzolici complanatus Š. Brusina, 1897 † - syn of: Fossarulus moniliferus Š. Brusina, 1876 † - (RISSOOIDEA (unassigned)) (FOSSIL)
- buzzurroi, Cerithium buzzurroi A. Cecalupo, 2005 - (CERITHIIDAE)
- buzzurroi, Cerithiopsis buzzurroi (A. Cecalupo & E. Robba, 2010) - (CERITHIOPSIDAE)
- buzzurroi, Nanopsis buzzurroi A. Cecalupo & E. Robba, 2010 - syn of: Cerithiopsis buzzurroi (A. Cecalupo & E. Robba, 2010) - (CERITHIOPSIDAE)
- buzzurroi, Fusinus buzzurroi J. Prkic & P. Russo, 2008 - (FASCIOLARIIDAE)
- buzzurroi, Ocinebrina buzzurroi A. Cecalupo & M. Mariani, 2008 - (MURICIDAE)
- buzzurroi, Odostomia buzzurroi A. Peñas & E. Rolán, 1999 - (PYRAMIDELLIDAE)
- buzzurroi, Turbonilla buzzurroi A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- byblidis, Egelicalva byblidis Saul & Popenoe 1992 † - (VENERIDAE) (FOSSIL)
- byga, Rostanga byga Er. Marcus, 1958 - (DISCODORIDIDAE)
- bylgia, Cuthona bylgia L.S.R. Bergh, 1870 - (FIONIDAE)
- bylundi, Kazakhoceras bylundi W. Korn & Titus, 2011 † - (BERKHOCERATIDAE) (FOSSIL)
- bynei, Arestorides bynei G.R. Sulliotti, 1924 - syn of: Arestorides argus (C. Linnaeus, 1758) - (CYPRAEIDAE)
- bynei, Plagiostoma bynei Cox & Arkell, 1948 † - (LIMIDAE) (FOSSIL)
- byoritsuensis, Pecten byoritsuensis S. Nomura, 1933 † - (PECTINIDAE) (FOSSIL)
- byramensis, Turricula byramensis McNeil, 1984 † - (CLAVATULIDAE) (FOSSIL)
- byramensis, Pliciscala byramensis McNeil, 1984 † - (EPITONIIDAE) (FOSSIL)
- byramensis, Pecten byramensis Gardner, 1945 † - (PECTINIDAE) (FOSSIL)
- byramensis, Odostomia byramensis McNeil, 1984 † - (PYRAMIDELLIDAE) (FOSSIL)
- Byramia, Genus Byramia MacNeil, 1984 † (CAENOGASTROPODA (UNASSIGNED)) (FOSSIL)
- byrnesi, Claudeonychia byrnesi (Ulrich, 1895 †) - (AMBONYCHIIDAE) (FOSSIL)
- byronense, Phragmoceras byronense A.H. Worthen, 1875 † - (PHRAGMOCERATIDAE) (FOSSIL)
- byronensis, Mulinia byronensis Gray, 1837 - (MACTRIDAE)
- byronensis, Pecten byronensis C.A. Fleming, 1955 - syn of: Pecten fumatus L.A. Reeve, 1852 - (PECTINIDAE)
- byronensis, Pachymelania byronensis (W. Wood, 1828) - (THIARIDAE)
- byronensis, Tivela byronensis (J.E. Gray, 1838) - (VENERIDAE)
- byronensis hindsii, Tivela byronensis hindsii S.C.T. Hanley, 1844 - (VENERIDAE)
- byroniana, Tegula byroniana (W. Wood, 1828) - (TEGULIDAE)
- byronii, Achatinella byronii (W. Wood, 1828) - (ACHATINELLIDAE)
- byronii, Achatinella byronii W. Wood, 1828 - syn of: Achatinella byronii (W. Wood, 1828) - (ACHATINELLIDAE)
- byronii nigricans, Achatinella byronii nigricans H.A. Pilsbry & C.M. Cooke, 1913 - (ACHATINELLIDAE)
- byronii rugosa, Achatinella byronii rugosa W. Newcomb, 1854 - (ACHATINELLIDAE)
- Byronoceras, Genus Byronoceras Foerste & Savage, 1927 † (ACLEISTOCERATIDAE) (FOSSIL)
- byrrangensis, Dorsoplanites byrrangensis Mesezhnikov, 1984 † - (DORSOPLANITIDAE) (FOSSIL)
- Byrrangoceras, Genus Byrrangoceras Dagys , 1997 † (BYRRANGOCERATIDAE) (FOSSIL)
- BYRRANGOCERATIDAE Dagys, 1997 † - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]) (FOSSIL)
- byrsae, Theba byrsae Mares - syn of: Theba pisana (O.F. Müller, 1774) - (HELICIDAE)
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