Global List - Alphabetic Order

arbalensis,   Melanopsis  arbalensis L.J.J.M. Pérès, 1939 - syn of: Melanopsis  scalaris   (L.J.J.M. Pérès, 1939) - (MELANOPSIDAE)
arbanus,   Pronorites  arbanus Arthaber, 1911 † - syn of: Albanites  arbanus   (Arthaber, 1911 †) - (MEEKOCERATIDAE) (FOSSIL)
arbela,   Pyrgocythara  arbela W.H. Dall, 1919 - syn of: Pyrgocythara  hemphilli   P. Bartsch & H.A. Rehder, 1939 - (MANGELIIDAE)
arborea,   Ostrea  arborea R.W. Dunker, 1882 - syn of: Crassostrea  rhizophorae   (L. Guilding, 1828) - (OSTREIDAE)
arborescens,   Doris  arborescens O.F. Müller, 1776 - syn of: Dendronotus  frondosus   (P. Ascanius, 1774) - (DENDRONOTIDAE)
arborescens,   Dendronotus  arborescens J. Alder & A. Hancock, 1840 - syn of: Dendronotus  frondosus   (P. Ascanius, 1774) - (DENDRONOTIDAE)
arborescens,   Dendronotus  arborescens J. Alder & A. Hancock, 1840 - syn of: Dendronotus  frondosus   (P. Ascanius, 1774) - (DENDRONOTIDAE)
arborescens,   Bornella  arborescens W.H. Pease, 1871 - syn of: Bornella  stellifer   (A. Adams & L.A. Reeve in A. Adams, 1848) - (BORNELLIDAE)
arborescens,   Dendronotus  arborescens O.F. Müller, 1776 - syn of: Dendronotus  frondosus   (P. Ascanius, 1774) - (DENDRONOTIDAE)
arborescens,   Dendronotus  arborescens O.F. Müller, 1776 - syn of: Dendronotus  frondosus   (P. Ascanius, 1774) - (DENDRONOTIDAE)
arborescens,   Modiolus  arborescens L.W. Dillwyn, 1817 - syn of: Amygdalum  dendriticum   J.K. Megerle Von Mühlfeld, 1811 - (MYTILIDAE)
arborescens,   Marionia  arborescens L.S.R. Bergh, 1890 - syn of: Marionia  cyanobranchiata   (W.P.E.S. Rüppell & F.S. Leuckart, 1828) - (TRITONIIDAE)
arboreus,   Helix  arboreus T. Say, 1816 - syn of: Zonitoides  arboreus   (T. Say, 1816) - (GASTRODONTIDAE)
arboricola,   Littoraria  arboricola R.A. Philippi in G. Nevill, 1885 - syn of: Littoraria  pallescens   (R.A. Philippi, 1846) - (LITTORINIDAE)
arboricola,   Littoraria  arboricola R.A. Philippi in G. Nevill, 1885 - syn of: Littoraria  lutea   (R.A. Philippi, 1847) - (LITTORINIDAE)
arboricola,   Littoraria  arboricola L.A. Reeve, 1857 - syn of: Littoraria  pallescens   (R.A. Philippi, 1846) - (LITTORINIDAE)
arboricola,   Littoraria  arboricola L.A. Reeve, 1857 - syn of: Littoraria  lutea   (R.A. Philippi, 1847) - (LITTORINIDAE)
arboricoloa,   Flammulina  arboricoloa T. Iredale, 1913 - syn of: Flammulina  arboricola   (T. Iredale, 1913) - (CHAROPIDAE)
arbornatalis,   Conus  arbornatalis A.J. Da Motta, 1978 - syn of: Leptoconus  amadis   (J.F. Gmelin, 1791) - (CONIDAE)
arborum,   Limax  arborum N.R. Bouchard-Chantereaux, 1838 - syn of: Lehmannia  marginata   (O.F. Müller, 1774) - (LIMACIDAE)
arbuscula,   Doto  arbuscula A.E.R. Agassiz, 1850 - syn of: Doto  coronata   (J.F. Gmelin, 1791) - (DOTIDAE)
arbusta,   Strophiops  arbusta C.J. Maynard & W.F. Clapp, 1921 - syn of: Cerion  glans   H.C. Küster, 1844 - (CERIONIDAE)
arbustorum,   Arianta  arbustorum E.A. Rossmässler, 1837 - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum E.A. Rossmässler, 1837 - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum (N. Boubee, 1833) - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum (N. Boubee, 1833) - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum (H.A. Schlesch, 1924) - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum (H.A. Schlesch, 1924) - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum (G.R. von Frauenfeld, 1868) - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum (G.R. von Frauenfeld, 1868) - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum (C. Linnaeus, 1758) - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum (C. Linnaeus, 1758) - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum (A.E.J. Férussac, 1821) - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum (A.E.J. Férussac, 1821) - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum (L.A. Reeve, 1852) - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum (L.A. Reeve, 1852) - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum T.E.J. Ripken & G. Falkner, 2000 - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum T.E.J. Ripken & G. Falkner, 2000 - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum (E.A. Rossmässler, 1837) - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum (E.A. Rossmässler, 1837) - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum D.S. Högberg, 1841 - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum D.S. Högberg, 1841 - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Arianta  arbustorum O.A.L. Mörch, 1864 - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum O.A.L. Mörch, 1864 - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbustorum,   Monacha  arbustorum C. Linnaeus, 1758 - syn of: Arianta  arbustorum   (C. Linnaeus, 1758) - (HELICIDAE)
arbustorum,   Arianta  arbustorum T.E.J. Ripken & G. Falkner, 2000 - syn of: Arianta  arbustorum   T.E.J. Ripken & G. Falkner, 2000 - (HELICIDAE)
arbustorum,   Arianta  arbustorum T.E.J. Ripken & G. Falkner, 2000 - syn of: Arianta  arbustorum   (A.E.J. Férussac, 1821) - (HELICIDAE)
arbuta,   Glossodoris  arbuta R.F. Burn, 1961 - syn of: Thorunna  arbuta   (R.F. Burn, 1961) - (CHROMODORIDIDAE)
arbuta,   Digidentis  arbuta R.F. Burn, 1961 - syn of: Thorunna  arbuta   (R.F. Burn, 1961) - (CHROMODORIDIDAE)
arbutum,   Haploplax  arbutum (L.A. Reeve, 1847) - syn of: Ischnochiton  arbutum   (L.A. Reeve, 1847) - (ISCHNOCHITONIDAE)
arbutus,   Doris  arbutus G.F. Angas, 1864 - syn of: Rostanga  arbutus   (G.F. Angas, 1864) - (DISCODORIDIDAE)
arca,   Mytilus  arca A.V. Ali-Zade, 1961 - syn of: Dreissena  polymorpha   (P.S. Pallas, 1771) - (DREISSENIDAE)
arca,   Dreissena  arca J. Kickx, 1834 - syn of: Dreissena  polymorpha   (P.S. Pallas, 1771) - (DREISSENIDAE)
arcadica,   Chondrina  arcadica H. Nordsieck, 1970 - syn of: Chondrina  clienta   P. Ehrmann, 1931 - (CHONDRINIDAE)
arcadica,   Chondrina  arcadica H. Nordsieck, 1970 - syn of: Chondrina  clienta   (C.A. Westerlund, 1883) - (CHONDRINIDAE)
arcadica,   Chondrina  arcadica (C.A. Westerlund, 1894) - syn of: Chondrina  clienta   P. Ehrmann, 1931 - (CHONDRINIDAE)
arcadica,   Chondrina  arcadica (C.A. Westerlund, 1894) - syn of: Chondrina  clienta   (C.A. Westerlund, 1883) - (CHONDRINIDAE)
arcadica,   Chondrina  arcadica P. Ehrmann, 1931 - syn of: Chondrina  clienta   P. Ehrmann, 1931 - (CHONDRINIDAE)
arcadica,   Chondrina  arcadica P. Ehrmann, 1931 - syn of: Chondrina  clienta   (C.A. Westerlund, 1883) - (CHONDRINIDAE)
arcadica,   Chondrina  arcadica C.A. Westerlund, 1883 - syn of: Chondrina  clienta   P. Ehrmann, 1931 - (CHONDRINIDAE)
arcadica,   Chondrina  arcadica C.A. Westerlund, 1883 - syn of: Chondrina  clienta   (C.A. Westerlund, 1883) - (CHONDRINIDAE)
arcadica,   Chondrina  arcadica (O.W.H. Reinhardt, 1881) - syn of: Chondrina  clienta   P. Ehrmann, 1931 - (CHONDRINIDAE)
arcadica,   Chondrina  arcadica (O.W.H. Reinhardt, 1881) - syn of: Chondrina  clienta   (C.A. Westerlund, 1883) - (CHONDRINIDAE)
arcaeforme,   Pisidium  arcaeforme A.W. Malm, 1855 - syn of: Pisidium  milium   F. Held, 1836 - (SPHAERIIDAE)
arcaeformis,   Anodonta  arcaeformis W.A. Lindholm, 1925 - syn of: Anodonta  arcaeformis   (P.M. Heude, 1877) - (UNIONIDAE)
arcaeformis,   Cardium  arcaeformis A.C. Chapman & I. Crespin, 1934 † - syn of: Glans  arcaeformis   (A.C. Chapman & I. Crespin, 1934 †) - (CARDITIDAE) (FOSSIL)
arcaeformis,   Anodonta  arcaeformis (E.C. Von Martens, 1905) - syn of: Anodonta  arcaeformis   (P.M. Heude, 1877) - (UNIONIDAE)
arcaeformis,   Anodonta  arcaeformis (P.M. Heude, 1877) - syn of: Anodonta  arcaeformis   (P.M. Heude, 1877) - (UNIONIDAE)
arcanum,   Pseudophragmoceras  arcanum P.A. Zhuravleva, 1972 † - syn of: Bolloceras  arcanum   (P.A. Zhuravleva, 1972 †) - (NOTHOCERATIDAE) (FOSSIL)
arcasiana,   Helix  arcasiana L. von Schrenck, 1867 - syn of: Bradybaena  arcasiana   (J.C.H. Crosse & E.O. Debeaux, 1863) - (BRADYBAENIDAE)
arcasiana,   Helix  arcasiana L. von Schrenck, 1867 - syn of: Bradybaena  arcasiana   (J.C.H. Crosse & E.O. Debeaux, 1863) - (BRADYBAENIDAE)
arcasiana,   Helix  arcasiana L. von Schrenck, 1867 - syn of: Bradybaena  arcasiana   (J.C.H. Crosse & E.O. Debeaux, 1863) - (BRADYBAENIDAE)
arcasiana,   Helix  arcasiana L. von Schrenck, 1867 - syn of: Bradybaena  arcasiana   (J.C.H. Crosse & E.O. Debeaux, 1863) - (BRADYBAENIDAE)
arcasianus,   Ortizius  arcasianus G. Servain, 1880 - syn of: Oxychilus  allarius   (J.S. Miller, 1822) - (OXYCHILIDAE)
arcelini,   Valvata  arcelini J.R. Bourguignat, 1870 † - syn of: Planorbis  arcelini   J.R. Bourguignat, 1870 † - (PLANORBIDAE) (FOSSIL)
arcella,   Cardites  arcella A. Valenciennes in A. Dupetit-Thouars, 1846 - syn of: Cardites  laticostatus   (G.B. I Sowerby, 1833) - (CARDITIDAE)
arcella,   Cirsotrema  arcella H.A. Rehder, 1945 - syn of: Cirsotrema  dalli   H.A. Rehder, 1945 - (EPITONIIDAE)
arcella,   Cirsotrema  arcella H.A. Rehder, 1945 - syn of: Cirsotrema  dalli   H.A. Rehder, 1945 - (EPITONIIDAE)
arcella,   Cirsotrema  arcella H.A. Rehder, 1945 - syn of: Cirsotrema  dalli   H.A. Rehder, 1945 - (EPITONIIDAE)
arcella,   Cirsotrema  arcella H.A. Rehder, 1945 - syn of: Cirsotrema  dalli   H.A. Rehder, 1945 - (EPITONIIDAE)
arces,   Pseudamussium  arces W.H. Dall, 1913 - syn of: Delectopecten  polyleptus   (W.H. Dall, 1908) - (PECTINIDAE)
arceuthophila,   Trochoidea  arceuthophila J.F. Mabille, 1881 - syn of: Xerocrassa  geyeri   (L. Soós, 1926) - (HYGROMIIDAE)
archangelica,   Lymnaea  archangelica N.D. Kruglov & Y.I. Starobogatov, 1986 - syn of: Stagnicola  archangelica   (N.D. Kruglov & Y.I. Starobogatov, 1986) - (LYMNAEIDAE)
archeri,   Amphinaias  archeri L.S. Frierson, 1905 - syn of: Quadrula  asperata   (I. Lea, 1861) - (UNIONIDAE)
archetypus,   Conus  archetypus J.C.H. Crosse, 1865 - syn of: Poremskiconus  ziczac   (J.C.H. Crosse, 1865) - (CONIDAE)
archetypus,   Conus  archetypus J.C.H. Crosse, 1865 - syn of: Poremskiconus  ziczac   (J.C.H. Crosse, 1865) - (CONIDAE)
archetypus,   Conus  archetypus W.J. Clench, 1942 - syn of: Poremskiconus  ziczac   (J.C.H. Crosse, 1865) - (CONIDAE)
archetypus,   Conus  archetypus W.J. Clench, 1942 - syn of: Poremskiconus  ziczac   (J.C.H. Crosse, 1865) - (CONIDAE)
archeyi,   Austrosuccinea  archeyi A.W.B. Powell, 1933 - syn of: Succinea  archeyi   (A.W.B. Powell, 1933) - (SUCCINEIDAE)
archiacianus,   Turrilites  archiacianus d'Orbigny, 1842 † - syn of: Nostoceras  archiacianum   (A.V.M.D. D'Orbigny, 1842 †) - (NOSTOCERATIDAE) (FOSSIL)
archiacii,   Lithodomus  archiacii A.V.M.D. D'Orbigny, 1844 † - syn of: Lithophaga  archiacii   (A.V.M.D. D'Orbigny, 1844 †) - (MYTILIDAE) (FOSSIL)
archibenthalis,   Pontiothauma  archibenthalis J.C. Melvill & R. Standen, 1907 - syn of: Pontiothauma  archibenthale   (J.C. Melvill & R. Standen, 1907) - (RAPHITOMIDAE)
archibenthalis,   Sibogasyrinx  archibenthalis A.W.B. Powell, 1969 - syn of: Leucosyrinx  archibenthalis   (A.W.B. Powell, 1969) - (PSEUDOMELATOMIDAE)
archibenthicola,   Micrelenchus  archibenthicola R.K. Dell, 1956 - syn of: Cantharidus  mortenseni   (N.H. Odhner, 1924) - (TROCHIDAE)
archiepiscopalis,   Mitra  archiepiscopalis J.B.P.A. Lamarck, 1811 - syn of: Mitra  cardinalis   (J.F. Gmelin, 1791) - (MITRIDAE)
archiepiscopus,   Conus  archiepiscopus C.H. Hwass in J.G. Bruguière, 1792 - syn of: Cylinder  textile   (C. Linnaeus, 1758) - (CONIDAE)
archimedea,   Monacha  archimedea L. Benoit, 1859 - syn of: Monacha  cartusiana   (O.F. Müller, 1774) - (HYGROMIIDAE)
archimedes,   Tornatellina  archimedes H.H. Beck, 1837 - syn of: Strobilus  turritus   H.E. Anton, 1839 - (ACHATINELLIDAE)
archimedis,   Turritella  archimedis L.W. Dillwyn, 1817 - syn of: Turritella  terebra   (C. Linnaeus, 1758) - (TURRITELLIDAE)
archimedis,   Terebra  archimedis G.P. Deshayes, 1859 - syn of: Terebra  funiculata   R.B. Hinds, 1844 - (TEREBRIDAE)
archimima,   Bankia  archimima T. Iredale, 1932 - syn of: Bankia  australis   (W.T. Calman, 1920) - (TEREDINIDAE)
architalassus,   Conus  architalassus J. Lightfoot, 1786 - syn of: Leptoconus  ammiralis   (C. Linnaeus, 1758) - (CONIDAE)
archithalassius,   Conus  archithalassius J.H.F. Link, 1807 - syn of: Kalloconus  pulcher   (J. Lightfoot, 1786) - (CONIDAE)
archithalassus,   Conus  archithalassus P.F. Röding, 1798 - syn of: Kalloconus  pulcher   (J. Lightfoot, 1786) - (CONIDAE)
archon,   Monodonta  archon Whidborne, 1889 † - syn of: Plagiothyra  archon   (Whidborne, 1889 †) - (PLAGIOTHYRIDAE) (FOSSIL)
arcidens,   Pisidium  arcidens L.V. Krivosheina, 1978 - syn of: Pisidium  subtruncatum   A.W. Malm, 1855 - (SPHAERIIDAE)
arciforme,   Planctoceras  arciforme Balaschov, 1953 † - syn of: Tragoceras  falcatum   (Schlotheim, 1820 †) - (ESTONIOCERATIDAE) (FOSSIL)
arciformis,   Modiolus  arciformis W.H. Dall, 1909 - syn of: Mytella  charruana   (A.V.M.D. D'Orbigny, 1842) - (MYTILIDAE)
arcigerens,   Pleuroxia  arcigerens R. Tate, 1894 - syn of: Granulomelon  arcigerens   (R. Tate, 1894) - (CAMAENIDAE)
arcinella,   Arcinella  arcinella (Linne 1767) † - syn of: Arcinella  californica   W.H. Dall, 1903 - (CHAMIDAE) (FOSSIL)
arcinella,   Arcinella  arcinella (Linne 1767) † - syn of: Arcinella  californica   W.H. Dall, 1903 - (CHAMIDAE) (FOSSIL)
arcinella,   Arcinella  arcinella (C. Linnaeus, 1767) - syn of: Arcinella  californica   W.H. Dall, 1903 - (CHAMIDAE)
arcinella,   Arcinella  arcinella (C. Linnaeus, 1767) - syn of: Arcinella  californica   W.H. Dall, 1903 - (CHAMIDAE)
arcinella,   Arcinella  arcinella W.H. Dall, 1903 - syn of: Arcinella  californica   W.H. Dall, 1903 - (CHAMIDAE)
arcinella,   Arcinella  arcinella W.H. Dall, 1903 - syn of: Arcinella  californica   W.H. Dall, 1903 - (CHAMIDAE)
arcinella,   Arcinella  arcinella D. Nicol, 1952 - syn of: Arcinella  californica   W.H. Dall, 1903 - (CHAMIDAE)
arcinella,   Arcinella  arcinella D. Nicol, 1952 - syn of: Arcinella  californica   W.H. Dall, 1903 - (CHAMIDAE)
arcinella,   Chama  arcinella C. Linnaeus, 1767 - syn of: Arcinella  arcinella   (C. Linnaeus, 1767) - (CHAMIDAE)
arcodentiens,   Glycymeris  arcodentiens W.H. Dall, 1895 - syn of: Tucetona  arcodentiens   (W.H. Dall, 1895) - (GLYCYMERIDIDAE)
arcodes,   Modiolopsis  arcodes J.B.M. Dana, 1847 † - syn of: Merismopteria  imbricata   (J.B.M. Dana, 1847 †) - (PTERIIDA (UNASSIGNED)) (FOSSIL)
arcta,   Pleurotoma  arcta E.A. Smith, 1884 - syn of: Daphnella  arcta   (E.A. Smith, 1884) - (RAPHITOMIDAE)
arcta,   Nerita  arcta J.B. Hombron & C.H. Jacquinot, 1854 - syn of: Nerita  insculpta   C.A. Récluz, 1841 - (NERITIDAE)
arctata,   Daphnella  arctata J.W. Brazier, 1876 - syn of: Daphnella  sigmastoma   C. Hedley, 1922 - (RAPHITOMIDAE)
arctata,   Daphnella  arctata J.W. Brazier, 1876 - syn of: Daphnella  sigmastoma   C. Hedley, 1922 - (RAPHITOMIDAE)
arctata,   Daphnella  arctata L.A. Reeve, 1845 - syn of: Daphnella  sigmastoma   C. Hedley, 1922 - (RAPHITOMIDAE)
arctata,   Daphnella  arctata L.A. Reeve, 1845 - syn of: Daphnella  sigmastoma   C. Hedley, 1922 - (RAPHITOMIDAE)
arctata,   Oliva  arctata F.P. Marrat, 1870 - syn of: Oliva  pacifica   F.P. Marrat, 1870 - (OLIVIDAE)
arctata,   Mactra  arctata T.A. Conrad, 1831 - syn of: Mesodesma  arctatum   (T.A. Conrad, 1831) - (MESODESMATIDAE)
arctatus,   Unio  arctatus A.E.J. Férussac, 1835 - syn of: Elliptio  dilatata   C.S. Rafinesque, 1820 - (UNIONIDAE)
arctecostata,   Loxonema  arctecostata Münster, 1841 † - syn of: Zygopleura  arctecostata   (Münster, 1841 †) - (ZYGOPLEURIDAE) (FOSSIL)
arctecostata,   Turritella  arctecostata Münster, 1841 † - syn of: Zygopleura  arctecostata   (Münster, 1841 †) - (ZYGOPLEURIDAE) (FOSSIL)
arctespira,   Granaria  arctespira É.A.A. Locard, 1894 - syn of: Granaria  variabilis   (J.P.R. Draparnaud, 1801) - (CHONDRINIDAE)
arctica,   Nucula  arctica J.E. Gray, 1824 - syn of: Yoldia  seminuda   W.H. Dall, 1871 - (YOLDIIDAE)
arctica,   Nucula  arctica J.E. Gray, 1824 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Panomya  arctica W.H. Dall, 1916 - syn of: Panomya  norvegica   (L. Spengler, 1793) - (HIATELLIDAE)
arctica,   Panomya  arctica W.H. Dall, 1916 - syn of: Panomya  norvegica   (L. Spengler, 1793) - (HIATELLIDAE)
arctica,   Portlandia  arctica Z.A. Filatova, 1951 - syn of: Portlandia  aestuariorum   (Mosevich, 1928) - (YOLDIIDAE)
arctica,   Portlandia  arctica Z.A. Filatova, 1951 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Portlandia  arctica Z.A. Filatova, 1951 - syn of: Yoldiella  lenticula   (H.P.C. Møller, 1842) - (YOLDIIDAE)
arctica,   Yoldia  arctica W. Leche, 1883 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Yoldia  arctica W. Leche, 1883 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Yoldia  arctica W. Leche, 1883 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Yoldia  arctica W.C. Brøgger, 1900 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Yoldia  arctica W.C. Brøgger, 1900 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Yoldia  arctica W.C. Brøgger, 1900 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Margarites  arctica W.E. Leach, 1819 - syn of: Margarites  helicinus   (C.J. Phipps, 1774) - (MARGARITIDAE)
arctica,   Yoldia  arctica Mosevich, 1928 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Yoldia  arctica Mosevich, 1928 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Yoldia  arctica Mosevich, 1928 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Portlandia  arctica Messjatsev, 1931 - syn of: Portlandia  aestuariorum   (Mosevich, 1928) - (YOLDIIDAE)
arctica,   Portlandia  arctica Messjatsev, 1931 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Portlandia  arctica Messjatsev, 1931 - syn of: Yoldiella  lenticula   (H.P.C. Møller, 1842) - (YOLDIIDAE)
arctica,   Rissoa  arctica S.L. Lovén, 1846 - syn of: Onoba  aculeus   (Gould, 1841) - (RISSOIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  fabalis   (W. Turton, 1825) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Hiatella  arctica A.A. Gould, 1861 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica A.A. Gould, 1861 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica A.A. Gould, 1861 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica G.B. Sowerby, 1875 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica G.B. Sowerby, 1875 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica G.B. Sowerby, 1875 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Trivia  arctica F. Settepassi, 1977 - syn of: Trivia  arctica   (R. Pulteney, 1799) - (TRIVIIDAE)
arctica,   Vertigo  arctica C.A. Westerlund, 1876 - syn of: Vertigo  extima   (C.A. Westerlund, 1877) - (VERTIGINIDAE)
arctica,   Vertigo  arctica C.A. Westerlund, 1876 - syn of: Vertigo  modesta   C. de Wallenberg, 1858 - (VERTIGINIDAE)
arctica,   Hiatella  arctica M. Yokoyama, 1920 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M. Yokoyama, 1920 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M. Yokoyama, 1920 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Lacuna  arctica R.A. Philippi, 1853 - syn of: Lacuna  vincta   (G. Montagu, 1803) - (LITTORINIDAE)
arctica,   Lophospira  arctica Tolmachoff, 1930 † - syn of: Murchisonia  arctica   (Tolmachoff, 1930 †) - (MURCHISONIIDAE) (FOSSIL)
arctica,   Hiatella  arctica (M. Yokoyama, 1924) - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica (M. Yokoyama, 1924) - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica (M. Yokoyama, 1924) - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Admete  arctica A.T. von Middendorff, 1849 - syn of: Neoiphinoe  arctica   (A.T. von Middendorff, 1849) - (CAPULIDAE)
arctica,   Lora  arctica A. Adams, 1855 - syn of: Propebela  arctica   (A. Adams, 1855) - (MANGELIIDAE)
arctica,   Crenella  arctica W.E. Leach in A. Ross, 1819 - syn of: Arvella  faba   (O.F. Müller, 1776) - (MYTILIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  fabalis   (W. Turton, 1825) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica H.P.C. Møller, 1842 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Portlandia  arctica Mosevich, 1928 - syn of: Portlandia  aestuariorum   (Mosevich, 1928) - (YOLDIIDAE)
arctica,   Portlandia  arctica Mosevich, 1928 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Portlandia  arctica Mosevich, 1928 - syn of: Yoldiella  lenticula   (H.P.C. Møller, 1842) - (YOLDIIDAE)
arctica,   Cypraea  arctica R. Pulteney, 1799 - syn of: Trivia  arctica   (R. Pulteney, 1799) - (TRIVIIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  fabalis   (W. Turton, 1825) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Nucula  arctica W.J. Broderip & G.B. I Sowerby, 1829 - syn of: Yoldia  seminuda   W.H. Dall, 1871 - (YOLDIIDAE)
arctica,   Nucula  arctica W.J. Broderip & G.B. I Sowerby, 1829 - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Hiatella  arctica (C. Linnaeus, 1767) - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica (C. Linnaeus, 1767) - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica (C. Linnaeus, 1767) - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Trivia  arctica (R. Pulteney, 1799) - syn of: Trivia  arctica   (R. Pulteney, 1799) - (TRIVIIDAE)
arctica,   Scalaria  arctica H.J. Posselt & A.S. Jensen, 1898 - syn of: Acirsa  borealis   (C. Lyell, 1841) - (EPITONIIDAE)
arctica,   Hiatella  arctica M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Argonauta  arctica O. Fabricius, 1780 - syn of: Limacina  helicina   (C.J. Phipps, 1774) - (LIMACINIDAE)
arctica,   Spiratella  arctica G.P. Deshayes, 1832 - syn of: Limacina  helicina   (C.J. Phipps, 1774) - (LIMACINIDAE)
arctica,   Tapes  arctica L.A. Reeve, 1864 - syn of: Liocyma  fluctuosa   (A.A. Gould, 1841) - (VENERIDAE)
arctica,   Hiatella  arctica (C. Linnaeus, 1767) - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica (C. Linnaeus, 1767) - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Hiatella  arctica (C. Linnaeus, 1767) - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arctica,   Pupilla  arctica C.A. Westerlund, 1876 - syn of: Vertigo  modesta   (T. Say, 1824) - (VERTIGINIDAE)
arctica,   Portlandia  arctica (Gray, 1824) - syn of: Portlandia  aestuariorum   (Mosevich, 1928) - (YOLDIIDAE)
arctica,   Portlandia  arctica (Gray, 1824) - syn of: Portlandia  arctica   (Gray, 1824) - (YOLDIIDAE)
arctica,   Portlandia  arctica (Gray, 1824) - syn of: Yoldiella  lenticula   (H.P.C. Møller, 1842) - (YOLDIIDAE)
arctica,   Panomya  arctica J.B.P.A. Lamarck, 1818 - syn of: Panomya  norvegica   (L. Spengler, 1793) - (HIATELLIDAE)
arctica,   Panomya  arctica J.B.P.A. Lamarck, 1818 - syn of: Panomya  norvegica   (L. Spengler, 1793) - (HIATELLIDAE)
arctica,   Vertigo  arctica C. de Wallenberg, 1858 - syn of: Vertigo  extima   (C.A. Westerlund, 1877) - (VERTIGINIDAE)
arctica,   Vertigo  arctica C. de Wallenberg, 1858 - syn of: Vertigo  modesta   C. de Wallenberg, 1858 - (VERTIGINIDAE)
arctica,   Cyrtorostra  arctica Logan, 1970 † - syn of: Cyrtorostra  laticostata   (Nechaev, 1894 †) - (DELTOPECTINIDAE) (FOSSIL)
arctica,   Onoba  arctica S.L. Lovén, 1846 - syn of: Onoba  aculeus   (Gould, 1841) - (RISSOIDAE)
arctica,   Goniomya  arctica Sokolov & Bodylevsky, 1931 † - syn of: Goniomya  literata   (Sowerby, 1819 †) - (PHOLADOMYIDAE) (FOSSIL)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  fabalis   (W. Turton, 1825) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  fabalis   (W. Turton, 1825) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  fabalis   (W. Turton, 1825) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Littorina  arctica G.O. Sars, 1851 - syn of: Littorina  obtusata   (C. Linnaeus, 1758) - (LITTORINIDAE)
arctica,   Lyonsia  arctica O.A.L. Mörch, 1868 - syn of: Lyonsia  arenosa   (H.P.C. Møller, 1842) - (LYONSIIDAE)
arctica,   Trivia  arctica (A.V.M.D. D'Orbigny, 1852 †) - syn of: Trivia  arctica   (R. Pulteney, 1799) - (TRIVIIDAE) (FOSSIL)
arctica,   Mya  arctica C. Linnaeus, 1767 - syn of: Hiatella  arctica   (C. Linnaeus, 1767) - (HIATELLIDAE)
arcticum,   Clinocardium  arcticum G.B. II Sowerby, 1841 - syn of: Ciliatocardium  ciliatum   (O. Fabricius, 1780) - (CARDIIDAE)
arcticum,   Pristiloma  arcticum I.M. Likharev, 1963 - syn of: Pristiloma  japonica   H.A. Pilsbry & Y. Hirase, 1903 - (PRISTILOMATIDAE)
arcticum,   Parametalegoceras  arcticum Bogoslovskaya, 1982 † - syn of: Metalegoceras  arcticum   (Bogoslovskaya, 1982 †) - (METALEGOCERATIDAE) (FOSSIL)
arcticum,   Pristiloma  arcticum (M. Lehnert, 1884) - syn of: Pristiloma  japonica   H.A. Pilsbry & Y. Hirase, 1903 - (PRISTILOMATIDAE)
arcticum,   Orthoceras  arcticum Foord † - syn of: Offleyoceras  arcticum   Foord † - (OFFLEYOCERATIDAE) (FOSSIL)
arcticum,   Cerithium  arcticum O.A.L. Mörch, 1857 - syn of: Eumetula  arctica   (O.A.L. Mörch, 1857) - (NEWTONIELLIDAE)
arcticum,   Pisidium  arcticum C.A. Westerlund, 1883 - syn of: Pisidium  casertanum   (Poli, 1791) - (SPHAERIIDAE)
arcticum,   Crioceras  arcticum Stolley, 1911 † - syn of: Tropaeum  arcticum   (Stolley, 1911 †) - (ANCYLOCERATIDAE) (FOSSIL)
arcticus,   Fusus  arcticus R.A. Philippi, 1850 - syn of: Plicifusus  kroeyeri   (H.P.C. Møller, 1842) - (BUCCINIDAE)
arcticus,   Plicifusus  arcticus R.A. Philippi, 1850 - syn of: Plicifusus  kroeyeri   (H.P.C. Møller, 1842) - (BUCCINIDAE)
arcticus,   Armiger  arcticus O.A.L. Mörch - syn of: Gyraulus  crista   (C. Linnaeus, 1758) - (PLANORBIDAE)
arctior,   Unio  arctior I. Lea, 1838 - syn of: Elliptio  dilatata   C.S. Rafinesque, 1820 - (UNIONIDAE)
arctior,   Unio  arctior I. Lea, 1838 - syn of: Elliptio  lanceolata   I. Lea, 1827 - (UNIONIDAE)
arctior,   Unio  arctior A. De Gregorio, 1914 - syn of: Elliptio  dilatata   C.S. Rafinesque, 1820 - (UNIONIDAE)
arctior,   Unio  arctior A. De Gregorio, 1914 - syn of: Elliptio  lanceolata   I. Lea, 1827 - (UNIONIDAE)
arcuata,   Lutraria  arcuata L.A. Reeve, 1854 - syn of: Lutraria  rhynchaena   I.H. Jonas, 1844 - (MACTRIDAE)
arcuata,   Eulima  arcuata G.P. Deshayes, 1850 - syn of: Melanella  dufresnii   T.E. Bowdich, 1832 - (EULIMIDAE)
arcuata,   Neaera  arcuata W.H. Dall, 1881 - syn of: Cuspidaria  arcuata   (W.H. Dall, 1881) - (CUSPIDARIIDAE)
arcuata,   Cernuella  arcuata W. Kobelt, 1878 - syn of: Cernuella  virgata   (E.M. Da Costa, 1778) - (HYGROMIIDAE)
arcuata,   Portlandia  arcuata Pronina, 1969 † - syn of: Portlandella  arcuata   (Pronina, 1969 †) - (NUCULANIDAE) (FOSSIL)
arcuata,   Leda  arcuata G.B. I Sowerby, 1871 - syn of: Adrana  crenifera   (G.B. I Sowerby, 1833) - (NUCULANIDAE)
arcuata,   Petricola  arcuata G.P. Deshayes, 1839 - syn of: Petricola  carditoides   (T.A. Conrad, 1837) - (VENERIDAE)
arcuata,   Turbonilla  arcuata (S. Nomura, 1936) - syn of: Turbonilla  arcuata   (S. Nomura, 1936) - (PYRAMIDELLIDAE)
arcuata,   Ludwigella  arcuata Buckman, 1901 † - syn of: Graphoceras  arcuatum   (Buckman, 1901 †) - (GRAPHOCERATIDAE) (FOSSIL)
arcuata,   Anodonta  arcuata F. Cailliaud, 1823 - syn of: Aspatharia  rubens   (J.B.P.A. Lamarck, 1819) - (IRIDINIDAE)
arcuata,   Balcis  arcuata Adams, 1850 - syn of: Vitreolina  arcuata   (Adams, 1850) - (EULIMIDAE)
arcuata,   Modiolaria  arcuata A.A. Gould, 1861 - syn of: Gregariella  barbata   (L.A. Reeve, 1858) - (MYTILIDAE)
arcuata,   Turbonilla  arcuata S. Nomura, 1936 - syn of: Turbonilla  arcuata   (S. Nomura, 1936) - (PYRAMIDELLIDAE)
arcuata,   Kohniconus  arcuata (W.J. Broderip & G.B. I Sowerby, 1829) - syn of: Conasprella  arcuata   (W.J. Broderip & G.B. I Sowerby, 1829) - (CONIDAE)
arcuata,   Botula  arcuata H. Dufo, 1840 - syn of: Botula  cinnamomeus   (J.B.P.A. Lamarck, 1819) - (MYTILIDAE)
arcuata,   Eulima  arcuata G.B. II Sowerby, 1865 - syn of: Melanella  dufresnii   T.E. Bowdich, 1832 - (EULIMIDAE)
arcuata,   Mactra  arcuata Sowerby, 1817 † - syn of: Spisula  arcuata   (Sowerby, 1817 †) - (MACTRIDAE) (FOSSIL)
arcuata,   Lima  arcuata G.B. II Sowerby, 1843 - syn of: Limaria  pacifica   (A.V.M.D. D'Orbigny, 1846) - (LIMIDAE)
arcuatolobatum,   Tornoceras  arcuatolobatum Sobolew, 1914 † - syn of: Protornoceras  planilobum   Sobolew, 1914 † - (KIRSOCERATIDAE) (FOSSIL)
arcuatulum,   Fragum  arcuatulum G.B. III Sowerby, 1874 - syn of: Fragum  mundum   (L.A. Reeve, 1845) - (CARDIIDAE)
arcuatulus,   Modiolus  arcuatulus S.C.T. Hanley, 1843 - syn of: Arcuatula  arcuatula   (S.C.T. Hanley, 1843) - (MYTILIDAE)
arcuatum,   Dentalium  arcuatum J.F. Gmelin, 1788 - syn of: Dentalium  elephantinum   C. Linnaeus, 1758 - (DENTALIIDAE)
arcuatum,   Caecum  arcuatum L. de Folin, 1867 - syn of: Caecum  sepimentum   L. de Folin, 1868 - (CAECIDAE)
arcuatum,   Ovula  arcuatum L.A. Reeve, 1865 - syn of: Simnia  arcuata   (L.A. Reeve, 1865) - (OVULIDAE)
arcuatum,   Pisidium  arcuatum T. Prime, 1852 - syn of: Pisidium  casertanum   (Poli, 1791) - (SPHAERIIDAE)
arcuatus,   Pecten  arcuatus G.B. Brocchi, 1814 † - syn of: Camptonectes  auritus   (von Schlotheim, 1813 †) - (PECTINIDAE) (FOSSIL)
arcuatus,   Conus  arcuatus W.J. Broderip & Sowerby, 1829 † - syn of: Conasprella  emarginata   (L.A. Reeve, 1844) - (CONIDAE) (FOSSIL)
arcuatus,   Solen  arcuatus S. Tchang & H.M. Hwang, 1964 - syn of: Solen  tchangi   M. Huber, 2010 - (SOLENIDAE)
arcuatus,   Diplodon  arcuatus W.B. Marshall, 1922 - syn of: Rhipidodonta  funebralis   (I. Lea, 1834) - (HYRIIDAE)
arcuatus,   Brachidontes  arcuatus S. Clessin, 1887 - syn of: Brachidontes  granulatus   (S.C.T. Hanley, 1843) - (MYTILIDAE)
arcuatus,   Conus  arcuatus J.E. Gray, 1839 - syn of: Conasprella  emarginata   (L.A. Reeve, 1844) - (CONIDAE)
arcuatus,   Leptoconus  arcuatus W.J. Swainson, 1840 - syn of: Vituliconus  swainsoni   (J.C. Estival & R. von Cosel, 1986) - (CONIDAE)
arcuatus,   Mycetopus  arcuatus P.M. Heude, 1885 - syn of: Solenaia  oleivorus   (P.M. Heude, 1877) - (UNIONIDAE)
arcularia,   Nassa  arcularia C. Linnaeus, 1758 - syn of: Nassarius  arcularia   (C. Linnaeus, 1758) - (NASSARIIDAE)
arcularia,   Nassa  arcularia C. Linnaeus, 1758 - syn of: Nassarius  arcularia   (C. Linnaeus, 1758) - (NASSARIIDAE)
arcularia,   Nassa  arcularia C. Linnaeus, 1758 - syn of: Nassarius  arcularia   (P.F. Röding, 1798) - (NASSARIIDAE)
arcularia,   Buccinum  arcularia C. Linnaeus, 1758 - syn of: Nassarius  arcularia   (C. Linnaeus, 1758) - (NASSARIIDAE)
arcularia,   Nassa  arcularia J.B.P.A. Lamarck, 1816 - syn of: Nassarius  arcularia   (C. Linnaeus, 1758) - (NASSARIIDAE)
arcularia,   Nassa  arcularia J.B.P.A. Lamarck, 1816 - syn of: Nassarius  arcularia   (C. Linnaeus, 1758) - (NASSARIIDAE)
arcularia,   Nassa  arcularia J.B.P.A. Lamarck, 1816 - syn of: Nassarius  arcularia   (P.F. Röding, 1798) - (NASSARIIDAE)
arcularia,   Distorsio  arcularia P.F. Röding, 1798 - syn of: Nassarius  arcularia   (C. Linnaeus, 1758) - (NASSARIIDAE)
arcularia,   Nassa  arcularia J.B.P.A. Lamarck, 1816 - syn of: Nassarius  arcularia   (C. Linnaeus, 1758) - (NASSARIIDAE)
arcularia,   Nassa  arcularia J.B.P.A. Lamarck, 1816 - syn of: Nassarius  arcularia   (C. Linnaeus, 1758) - (NASSARIIDAE)
arcularia,   Nassa  arcularia J.B.P.A. Lamarck, 1816 - syn of: Nassarius  arcularia   (P.F. Röding, 1798) - (NASSARIIDAE)
arculata,   Macrochilina  arculata von Schlotheim, 1820 † - syn of: Bensbergia  arculata   (von Schlotheim, 1820 †) - (SOLENISCIDAE) (FOSSIL)
arcus,   Nassarius  arcus W.O. Cernohorsky, 1991 - syn of: Nassarius  arcus   (W.O. Cernohorsky, 1991) - (NASSARIIDAE)
arcus,   Nassarius  arcus (W.O. Cernohorsky, 1991) - syn of: Nassarius  arcus   (W.O. Cernohorsky, 1991) - (NASSARIIDAE)