abdita, Acar abdita Oliver & Chesney, 1994
abrupta, Arca abrupta Forbes, 1846
abyssorum, Bathyarca abyssorum Verrill & Bush, 1898 - syn of: Bathyarca inaequisculpta (Smith, 1885)
aceraea, Barbatia aceraea Melvill & Standen, 1899 - syn of: Mulinarca aceraea (Melvill & Standen, 1899)
actinophora, Anadara actinophora Dall, 1898 † (FOSSIL)
aculeata, Anadara aculeata Bruguière, 1789 - syn of: Tegillarca granosa (Linnaeus, 1758)
aculeata, Arca aculeata Bruguière, 1789 - syn of: Tegillarca granosa (Linnaeus, 1758)
acuminata, Arca acuminata Krauss, 1848
acuminata dayi, Arca acuminata dayi Oliver & Chesney, 1994 - syn of: Arca ocellata Reeve, 1844
acuminata subnormalis, Arca acuminata subnormalis Pilsbry, 1895 - syn of: Arca patriarchalis Röding, 1798
acupicta, Arca acupicta Viader, 1951 - syn of: Samacar strabo (Hedley, 1915)
acuta, Asperarca acuta Berezovsky, 2014 † (FOSSIL)
adamsi, Arca adamsi Krebs, 1864 - syn of: Arcopsis adamsi (Dall, 1886)
adamsi, Anadara adamsi Olsson, 1961
adamsi conradiana, Arca adamsi conradiana Dall, 1886 - syn of: Arcopsis adamsi (Dall, 1886)
adamsiana, Mesocibota adamsiana Dunker, 1866 - syn of: Mesocibota bistrigata (Dunker, 1866)
addita, Tegillarca addita (Iredale, 1939)
adelaideana, Bathyarca adelaideana (Iredale, 1929)
adelaideana, Microcucullaea adelaideana Iredale, 1939 - syn of: Bathyarca adelaideana (Iredale, 1929)
adiaphora, Anadara honensis adiaphora Woodring
adolphi, Barbatia adolphi Dunker, 1868 - syn of: Barbatia pistachia (Lamarck, 1819)
adunca, Arca adunca Adams & Reeve, 1850
aegyptiaca, Barbatia aegyptiaca Fourtau, 1917 † (FOSSIL)
aequalitas, Anadara aequalitas Tucker & Wilson, 1932 † (FOSSIL)
aequatorialis, Anadara aequatorialis (D'Orbigny, 1846)
aequicostata, Anadara aequicostata (Conrad, 1845) † (FOSSIL)
aequilatera, Tegillarca aequilatera (Dunker, 1868)
aethiopica, Anadara aethiopica (Thiele & Jaeckel, 1931)
afra, Arca afra Gmelin, 1791 - syn of: Arcopsis afra (Gmelin, 1791)
africana, Anadara africana Sowerby, 1904 - syn of: Anadara pygmaea (Adams, 1872)
africana, Arca africana Sowerby, 1904 - syn of: Anadara pygmaea (Adams, 1872)
agnastha, Anadara agnastha Woodring, 1925 † (FOSSIL)
aguadica, Scapharca aguadica Sheldon & Maury, 1920 † (FOSSIL)
agulhasensis, Acar agulhasensis (Thiele & Jaeckel, 1931)
aizoi, Mimarcaria aizoi (Sakurai, 1969)
aladdin, Arca aladdin Iredale, 1939 - syn of: Arca patriarchalis Röding, 1798
albertina, Barbatia albertina (D'orbigny) † (FOSSIL)
albida, Vitracar albida Sakurai & Habe, 1966 - syn of: Vitracar sulcata (Lamarck, 1819)
aleutica, Samacar aleutica (Kamenev, 2007)
aleutica, Pseudoporterius aleutica Kamenev, 2007 - syn of: Samacar aleutica (Kamenev, 2007)
alfredensis, Barbatia alfredensis Bartsch, 1915 - syn of: Barbatia obliquata (Wood, 1828)
alia, Hawaiarca alia Dall & al., 1938
aliena, Anadara aliena (Iredale, 1939)
allocostata, Mesocibota allocostata (Oliver & Cosel, 1993)
alternata, Barbatia alternata (Sowerby, 1833) - syn of: Calloarca alternata (Sowerby, 1833)
alternata, Calloarca alternata (Sowerby, 1833)
amaliae, Anadara amaliae Kobelt, 1888 - syn of: Anadara hankeyana (Reeve, 1844)
ambigua, Anadara ambigua (Reeve, 1844)
americana, Arca americana D'Orbigny, 1846 - syn of: Arca imbricata Bruguière, 1789
americana, Arca americana Wood, 1828 - syn of: Lunarca ovalis (Bruguière, 1789)
americana, Anadara americana Wood, 1828 - syn of: Lunarca ovalis (Bruguière, 1789)
amicula, Anadara amicula Yokoyama, 1925 † (FOSSIL)
amicula elongata, Anadara amicula elongata Noda, 1966 † (FOSSIL)
amygdaloides, Barbatia amygdaloides Deshayes, 1858 † (FOSSIL)
amygdalum, Arca amygdalum Demir, 1977 - syn of: Anadara transversa (Say, 1822)
amygdalum, Arca amygdalum Link, 1807 - syn of: Barbatia amygdalumtostum (Röding, 1798)
amygdalum, Anadara amygdalum Philippi, 1845 - syn of: Anadara kagoshimensis (Tokunaga, 1906)
amygdalumtostum, Barbatia amygdalumtostum (Röding, 1798)
amygdalumtostum, Arca amygdalumtostum Röding, 1798 - syn of: Barbatia amygdalumtostum (Röding, 1798)
anaclima, Bathyarca anaclima (Melvill & Standen, 1907)
andrewsi, Anadara andrewsi Ward, 1992 † (FOSSIL)
angicostata, Anadara angicostata (Reeve, 1844)
anguillana, Anadara chiriquiensis anguillana Cooke
angulata, Arca angulata King & Broderip, 1831 - syn of: Arca fernandezensis Hertlein & Strong, 1943
angulosa, Arca angulosa Gmelin, 1791 - syn of: Glycymeris decussata (Linnaeus, 1758)
angusta, Barbatia angusta (Lamarck, 1805) † (FOSSIL)
anomala, Arca anomala Reeve, 1843 - syn of: Anadara guangdongensis (Bernard, Cai & Morton, 1993)
anomala, Bathyarca anomala Verill & Bush, 1898
antiqua, Arca antiqua Munster, 1834 † - syn of: Parallelodon striatus (von Schlotheim, 1816) † (FOSSIL)
antiquata, Anadara antiquata (Linnaeus, 1758)
antiquata scapha, Anadara antiquata scapha (Gmelin, 1791)
appendiculata, Barbatia appendiculata (Sowerby, 1820) † (FOSSIL)
appendiculata planicostata, Barbatia appendiculata planicostata (Deshayes, 1829)
approximata, Arca approximata Viader, 1951 - syn of: Samacar strabo (Hedley, 1915)
aquila, Arca aquila Heilprin, 1887 † (FOSSIL)
aquitanica, Arca turoniensis aquitanica Mayer
aquitanica, Arca aquitanica Mayer, 1861 - syn of: Arca turoniensis aquitanica (Mayer, 1861)
arata, Anadara arata (Say, 1824) † (FOSSIL)
arcula, Venignia arcula Berezovsky, 2015 † (FOSSIL)
argenvillea, Arca argenvillea Risso, 1826 - syn of: Arca tetragona Poli, 1795
arthurpennelli, Lunarca arthurpennelli Maury, 1917 † (FOSSIL)
articulata, Barbatia articulata Deshayes, 1858 † (FOSSIL)
aspera, Barbatia aspera (Conrad, 1854) † (FOSSIL)
aspera, Acar aspera Conrad, 1854 † - syn of: Barbatia aspera (Conrad, 1854) † (FOSSIL)
aspera, Barbatia aspera Philippi, 1844 - syn of: Asperarca nodulosa (Müller, 1776)
asperula, Bentharca asperula (Dall, 1881)
athroa, Anadara athroa Woodring, 1973 † (FOSSIL)
attenuata, Barbatia attenuata Dunker, 1869 - syn of: Barbatia parva (Sowerby, 1833)
augusta, Arca augusta Lamarck, 1805 - syn of: Barbatia angusta (Lamarck, 1805) †
auricula, Anadara auricula Bernard, 1983 - syn of: Anadara formosa (Sowerby, 1833)
auriculata, Anadara auriculata (Lamarck, 1819)
auriculata, Arca auriculata Auct. non Lamarck, 1819 - syn of: Anadara notabilis (Röding, 1798)
auriculata, Anadara auriculata Sowerby, 1833 - syn of: Anadara formosa (Sowerby, 1833)
auriculata, Arca auriculata Sowerby, 1833 - syn of: Anadara formosa (Sowerby, 1833)
austeni, Scaphula austeni (Forbes, 1845) † (FOSSIL)
auversiensis, Barbatia auversiensis Deshayes, 1858 † (FOSSIL)
avellana, Arca avellana Lamarck, 1819 - syn of: Arca patriarchalis Röding, 1798
avellana turbatrix, Arca avellana turbatrix Oliver & Cosel, 1993 - syn of: Arca turbatrix Oliver & Cosel, 1993
avellanaria, Bentharca avellanaria (Melvill & Standen, 1907)
aviculaeformis, Anadara aviculaeformis Nyst, 1848 - syn of: Anadara formosa (Sowerby, 1833)
aviculaeformis, Arca aviculaeformis Nyst, 1848 - syn of: Anadara formosa (Sowerby, 1833)
aviculoides, Arca aviculoides Reeve, 1844 - syn of: Anadara formosa (Sowerby, 1833)
aviculoides, Anadara aviculoides Reeve, 1844 - syn of: Anadara formosa (Sowerby, 1833)
awamoana, Barbatia awamoana Finlay, 1930 † (FOSSIL)
axelolssoni, Anadara axelolssoni (Macsotay & Campos, 2001)
axinaea, Barbatia axinaea Boettger, 1883 † (FOSSIL)
bailyi, Acar bailyi Bartsch, 1931
balesi, Arca balesi Pilsbry & McLean, 1939 - syn of: Fugleria tenera (Reeve, 1844)
balesi, Barbatia balesi Pilsbry & Mclean, 1939 - syn of: Fugleria tenera (Reeve, 1844)
balestrai, Arca balestrai De Gregorio, 1880 † (FOSSIL)
barbadensis, Arca barbadensis D'Orbigny, 1853 - syn of: Arca zebra (Swainson, 1833)
barbajovis, Barbatia barbajovis Bory De Saint-Vincent, 1827 - syn of: Barbatia lacerata (Linnaeus, 1758)
barbata, Barbatia barbata (Linnaeus, 1758)
barbata contracta, Arca barbata contracta Bucquoy, Dautzenberg & Dollfus, 1891 - syn of: Barbatia barbata (Linnaeus, 1758)
barbata elongata, Arca barbata elongata Bucquoy, Dautzenberg & Dollfus, 1891 - syn of: Barbatia barbata (Linnaeus, 1758)
barbata expansa, Arca barbata expansa Bucquoy, Dautzenberg & Dollfus, 1891 - syn of: Barbatia barbata (Linnaeus, 1758)
barbatula, Barbatia barbatula (Lamarck, 1805) † (FOSSIL)
barnaeformis, Barbatia barnaeformis Marwick, 1928 † (FOSSIL)
barneaformis, Barbatia barneaformis (Marwick, 1928) † (FOSSIL)
batana, Arca batana Rochebrune, 1907 - syn of: Arca bouvieri Fischer, 1874
bataviana, Arca bataviana Martin, 1883 † - syn of: Arcopsis bataviana (Martin, 1883) † (FOSSIL)
bataviana carinata, Arca bataviana carinata Noetling, 1901 - syn of: Arcopsis bataviana carinata (Noetling, 1901)
bataviensis, Anadara bataviensis (Lamy, 1907)
baudoni, Barbatia baudoni Cossmann, 1887 † (FOSSIL)
baughmani, Anadara baughmani Hertlein, 1951 - syn of: Anadara secernenda (Lamy, 1907)
baugieri, Arca baugieri D'Orbigny, 1850 † (FOSSIL)
bellatula, Bathyarca bellatula Marwick, 1942 † (FOSSIL)
bellula, Bathyarca bellula (Wiechmann, 1874) † (FOSSIL)
bensoni, Scaphula bensoni Adams, 1872 - syn of: Scaphula pinna Benson, 1856
benthicola, Calloarca benthicola (Iredale, 1939)
berjadinensis, Cunearca berjadinensis Hodson & al., 1927 † (FOSSIL)
bernayi, Barbatia bernayi Deshayes, 1858 † (FOSSIL)
berryi, Arca yaquensis berryi Woodring
bezanconi, Arca bezanconi Cossmann, 1887 † (FOSSIL)
biangula, Arca biangula Lamarck, 1805 † (FOSSIL)
biangulata, Anadara biangulata (Sowerby, 1833)
biangulina, Arca biangulina D'Orbigny, 1852 † (FOSSIL)
bicarinata, Arca bicarinata Sowerby, 1901 - syn of: Arca patriarchalis Röding, 1798
bicolorata, Arca bicolorata Dillwyn, 1817 - syn of: Barbatia amygdalumtostum (Röding, 1798)
bicors, Tegillarca bicors (Jonas, 1845)
biformis, Anadara biformis Martin, 1883 † (FOSSIL)
bifrons, Anadara bifrons (Carpenter, 1857)
billingsiana, Lunarca billingsiana Maury, 1912 † (FOSSIL)
bimaculata, Arca bimaculata Poli, 1795 - syn of: Glycymeris bimaculata (Poli, 1795)
binakayanensis, Arca binakayanensis Faustino, 1932 - syn of: Anadara inaequivalvis (Bruguière, 1789)
binakayanensis, Anadara globosa binakayanensis Lutaenko
birleyana, Anadara vellicata birleyana Melvill & Staden
bisenensis, Anadara bisenensis Schenck & Reinhart, 1938 - syn of: Tegillarca granosa (Linnaeus, 1758)
bistrigata, Mesocibota bistrigata (Dunker, 1866)
bistrigata, Arca bistrigata Dunker, 1866 - syn of: Mesocibota bistrigata (Dunker, 1866)
bisulcata, Eonavicula bisulcata Kanjilal, 1980 † (FOSSIL)
bisulcata, Arca bisulcata Lamarck, 1819 - syn of: Eontia bisulcata (Lamarck, 1819)
blanfordi, Arca blanfordi Newton, 1905 † (FOSSIL)
boggsi, Cunearca boggsi Olsson, 1964 † (FOSSIL)
bolivarensis, Lunarca bolivarensis Clark & Durham, 1946 † (FOSSIL)
bolivari, Anadara chiriquiensis bolivari Weisbord
bonaczyi, Barbatia bonaczyi Gabb, 1873 † (FOSSIL)
bonnaniana, Barbatia bonnaniana Risso, 1826 - syn of: Barbatia barbata (Linnaeus, 1758)
bonplandiana, Anadara bonplandiana (D'Orbigny, 1842) † (FOSSIL)
bonplandiana, Potiarca bonplandiana D'Orbigny, 1842 † - syn of: Anadara bonplandiana (D'Orbigny, 1842) † (FOSSIL)
botanica, Acar botanica (Hedley, 1917)
boucardi, Arca boucardi Jousseaume, 1894
bouvieri, Arca bouvieri Fischer, 1874
bowdeniana, Arca bowdeniana Dall, 1898 † (FOSSIL)
brahminica, Arca brahminica Forbes, 1846
bramkampi, Barbatia bramkampi Durham, 1950 - syn of: Barbatia reeveana (D'Orbigny, 1846)
bramkampi, Barbatia bramkampi Durham, 1950 - syn of: Barbatia reeveana (D'Orbigny, 1846)
brandtii, Anadara brandtii Philippi, 1845 - syn of: Larkinia multicostata (Sowerby, 1833)
brasiliana, Anadara brasiliana (Lamarck, 1819)
brasiliana, Scapharca brasiliana Lamarck, 1819 - syn of: Anadara brasiliana (Lamarck, 1819)
brasiliana corrugata, Anadara brasiliana corrugata Lamy, 1907 - syn of: Anadara corrugata (Lamy, 1907)
bravardi, Anadara bravardi Del Rio, 1987 † (FOSSIL)
brevifrons, Lunarca brevifrons (Sowerby, 1833)
brevifrons bucaruana, Lunarca brevifrons bucaruana Sheldon & Maury, 1922 - syn of: Lunarca brevifrons (Sowerby, 1833)
brightonensis, Lunarca brightonensis Maury, 1912 † (FOSSIL)
britannica, Arca britannica Reeve, 1844 - syn of: Arca tetragona Poli, 1795
bronnii, Arca bronnii Philippi, 1851 - syn of: Tegillarca rhombea (Born, 1778)
broughtonii, Anadara broughtonii (Schrenck, 1867)
broughtonii, Scapharca broughtonii Schrenck, 1867 - syn of: Anadara broughtonii (Schrenck, 1867)
broughtonii kafanovi, Anadara broughtonii kafanovi Lutaenko, 1993
bruennichi, Barbatia bruennichi Ravn, 1933 † (FOSSIL)
bucaruana, Arca bucaruana Sheldon & Maury, 1922 - syn of: Lunarca brevifrons (Sowerby, 1833)
buenavista, Cunearca buenavista Hodson & al., 1927 † (FOSSIL)
bullata, Barbatia bullata (Reeve, 1844)
cachla, Taeniarca cachla (Olsson, 1964) † (FOSSIL)
cacica, Cunearca cacica Olsson, 1922 † (FOSSIL)
caelata, Arca caelata Reeve, 1844 - syn of: Barbatia candida (Helbling, 1779)
cafria, Barbatia cafria Bartsch, 1915 - syn of: Sheldonella lateralis (Reeve, 1844)
caheni, Trisidos caheni Freneix, 1979 † (FOSSIL)
caimitaca, Cunearca caimitaca Maury, 1917 † (FOSSIL)
calcarea, Anadara trilineata calcarea Grant & Gale (FOSSIL)
callicestosa, Anadara callicestosa Dall, 1898 † (FOSSIL)
callicestosa wilsoni, Anadara callicestosa wilsoni Gardner, 1943
callifera, Barbatia callifera Lamarck, 1819 - syn of: Barbatia cancellaria (Lamarck, 1819)
callirhyza, Arca callirhyza Cossmann & Pissarro, 1903 † (FOSSIL)
camaronesia, Arca camaronesia Ihering, 1907 † (FOSSIL)
camerunensis, Anadara camerunensis Oliver & Cosel, 1993
campechiensis, Arca campechiensis Gmelin, 1791 - syn of: Lunarca ovalis (Bruguière, 1789)
campechiensis, Arca campechiensis Gmelin, 1791 - syn of: Lunarca ovalis (Bruguière, 1789)
campechiensis, Anadara campechiensis Gmelin, 1791 - syn of: Lunarca ovalis (Bruguière, 1789)
campsa, Anadara campsa Dall, 1898 † (FOSSIL)
campta, Anadara campta Woodring, 1973 † (FOSSIL)
campyla, Anadara campyla Dall, 1898 † (FOSSIL)
camuloensis, Arca camuloensis Osmont, 1904 - syn of: Larkinia multicostata (Sowerby, 1833)
camuloensis, Anadara camuloensis Osmont, 1904 - syn of: Larkinia multicostata (Sowerby, 1833)
canalicostata, Anadara canalicostata Lamy, 1907 - syn of: Lunarca ovalis (Bruguière, 1789)
canalicostata, Arca canalicostata Lamy, 1907 - syn of: Lunarca ovalis (Bruguière, 1789)
canalis, Arca canalis Conrad, 1856 - syn of: Anadara trilineata calcarea Grant & Gale, 1931 †
cancellaria, Barbatia cancellaria (Lamarck, 1819)
cancellaria, Arca cancellaria Lamarck, 1819 - syn of: Barbatia cancellaria (Lamarck, 1819)
cancellata, Barbatia cancellata Preston, 1908 - syn of: Barbatia foliata (Forsskål, 1775)
candida, Barbatia candida (Helbling, 1779)
candida, Arca candida Gmelin, 1791 - syn of: Barbatia trapezina decussata (Sowerby, 1833)
candida, Arca candida Helbling, 1779 - syn of: Barbatia candida (Helbling, 1779)
candida, Cucullaearca candida Helbling, 1779 - syn of: Barbatia candida (Helbling, 1779)
candida helblingii, Barbatia candida helblingii (Bruguière, 1789)
capulopsis, Arca capulopsis Pritchard, 1901 † (FOSSIL)
cardiiformis, Anadara cardiiformis (Basterot, 1825)
cardiiformis, Arca cardiiformis Sowerby, 1833 - syn of: Anadara bifrons (Carpenter, 1857)
cardiiformis, Anadara cardiiformis Sowerby, 1833 - syn of: Anadara bifrons (Carpenter, 1857)
cardissa, Arca cardissa Lamarck, 1819 - syn of: Arca tetragona Poli, 1795
carditaeformis, Acar carditaeformis (Dautzenberg & Fischer, 1897)
carditaeformis, Arca carditaeformis Dautzenberg & Fischer, 1897 - syn of: Acar carditaeformis (Dautzenberg & Fischer, 1897)
carmenensis, Anadara carmenensis Clark & Durham, 1946 † (FOSSIL)
carolinensis, Barbatia carolinensis Conrad, 1849 † (FOSSIL)
carpenteri, Anadara carpenteri Dunker, 1866 - syn of: Mosambicarca hians (Reeve, 1844)
castellata, Anadara satowi castellata Yokoyama (FOSSIL)
caudata, Arca caudata Donovan, 1801 - syn of: Nuculana minuta (Müller, 1776)
cayenensis, Anadara cayenensis Lamarck, 1819 - syn of: Lunarca ovalis (Bruguière, 1789)
cayenensis, Arca cayenensis Lamarck, 1819 - syn of: Lunarca ovalis (Bruguière, 1789)
cecillii, Anadara cecillii Philippi, 1849 - syn of: Anadara inaequivalvis (Bruguière, 1789)
celleporacea, Acar celleporacea Tate, 1886 † (FOSSIL)
celox, Scaphula celox Benson, 1836
centenaria, Arca centenaria Say, 1824 - syn of: Striarca centenaria (Say, 1824)
centrota, Arca centrota Guppy, 1867 - syn of: Eontia bisulcata (Lamarck, 1819)
cepoides, Anadara cepoides (Reeve, 1844)
cercadica, Anadara cercadica Maury, 1917 † (FOSSIL)
cestasensis, Arca fichteli cestasensis Cossmann & Peyrot
chalcanthum, Anadara gubernaculum chalcanthum Reeve
chambersi, Arca chambersi Beu, 1973 † (FOSSIL)
charcoazulensis, Anadara charcoazulensis Olsson, 1942 † (FOSSIL)
chavezi, Anadara chavezi (Engerrand & Urbina, 1910) † (FOSSIL)
chemnitzii, Anadara chemnitzii (Philippi, 1851)
chemnitzii, Arca chemnitzii Philippi, 1851 - syn of: Anadara chemnitzii (Philippi, 1851)
chemnitzioides, Cunearca chemnitzioides Maury, 1912 † (FOSSIL)
cheribonensis, Acar cheribonensis Oostingh, 1935 † (FOSSIL)
chevallieri, Arca chevallieri Cossmann, 1887 † (FOSSIL)
chichibuensis, Anadara chichibuensis Hatai & Nisiyama, 1952 † (FOSSIL)
chiriquiensis, Anadara chiriquiensis Gabb, 1861 † (FOSSIL)
chiriquiensis anguillana, Anadara chiriquiensis anguillana Cooke, 1919
chiriquiensis bolivari, Anadara chiriquiensis bolivari Weisbord, 1922
choffati, Arca choffati Thurmann & Etallon, 1863 † (FOSSIL)
cholana, Arca cholana Spieker, 1922 † (FOSSIL)
chordicosta, Scapharca chordicosta Dockery, 1982 † (FOSSIL)
cibaoica, Hawaiarca cibaoica (Maury, 1917) † (FOSSIL)
cibotina, Calloarca cibotina (Melvill & Standen, 1907)
ciplyensis, Rostarca ciplyensis (Vincent, 1930) † (FOSSIL)
cistula, Anadara cistula (Reeve, 1844)
clampensis, Anadara clampensis Sgarbossa, 1977 † (FOSSIL)
clathrata, Acar clathrata (Defrance, 1816)
clathrata, Scapharca clathrata Reeve, 1844 - syn of: Anadara craticulata (Nyst, 1848)
clathrata, Arca clathrata Reeve, 1844 - syn of: Anadara craticulata (Nyst, 1848)
clathrata burnesi, Acar clathrata burnesi Archiac, 1860 † - syn of: Anadara biformis Martin, 1883 † (FOSSIL)
clellandi, Arca clellandi Forbes, 1846 † (FOSSIL)
coccus, Bathyarca coccus (Thiele & Jaeckel, 1931)
cochlearis, Barbatia cochlearis Wade, 1926 † (FOSSIL)
collazica, Scapharca collazica Sheldon & Maury, 1920 † (FOSSIL)
colombiana, Lunarca colombiana Clark & Durham, 1946 † (FOSSIL)
colombiensis, Larkinia grandis colombiensis Weisbord
colpodes, Calloarca colpodes (Kilburn, 1983)
columba, Anadara columba Olsson, 1932 † (FOSSIL)
columbiana, Arca columbiana Weaver & Palmer, 1922 † (FOSSIL)
coma, Barbatia coma Reeve, 1844 - syn of: Barbatia cometa (Reeve, 1844)
cometa, Barbatia cometa (Reeve, 1844)
commutata, Arca commutata Kobelt, 1889 - syn of: Arca zebra (Swainson, 1833)
compacta, Anadara compacta (Reeve, 1844)
complanata, Barbatia complanata (Bruguière, 1789)
complanata, Barbatia complanata Chemnitz, 0 - syn of: Barbatia candida helblingii (Bruguière, 1789)
complanata, Arca complanata Wood, 1818 - syn of: Barbatia candida (Helbling, 1779)
concamera, Arca concamera Bruguière, 1789 - syn of: Cucullaea labiata (Lightfoot, 1786)
concamerata, Arca concamerata Dillwyn, 1817 - syn of: Cucullaea labiata (Lightfoot, 1786)
concentrica, Arca concentrica Münster, 1841 - syn of: Cucullaea aspasia D'Orbigny, 1849
concinna, Anadara concinna (Sowerby, 1833)
congenita, Acar congenita (Smith, 1885)
congenita, Arca congenita Smith, 1885 - syn of: Acar congenita (Smith, 1885)
consociata, Anadara consociata (Smith, 1885)
consociata, Mabellarca consociata Smith, 1885 - syn of: Anadara consociata (Smith, 1885)
constantinensis, Arca constantinensis Cossmann & Pissarro, 1903 † (FOSSIL)
constricta, Arca constricta Dunker, 1868 - syn of: Arca mutabilis Sowerby, 1833
consutilis, Barbatia consutilis Tate, 1886 † (FOSSIL)
contraria, Arca contraria Reeve, 1844 - syn of: Eontia ponderosa (Say, 1822)
cor, Senilia cor Mörch, 1853 - syn of: Senilia senilis (Linnaeus, 1758)
cor, Arca cor Mörch, 1853 - syn of: Senilia senilis (Linnaeus, 1758)
corallicola, Barbatia corallicola Iredale, 1939 - syn of: Barbatia foliata (Forsskål, 1775)
corbicula, Arca corbicula Gmelin, 1791 - syn of: Tegillarca granosa (Linnaeus, 1758)
corbicula, Anadara corbicula Gmelin, 1791 - syn of: Tegillarca granosa (Linnaeus, 1758)
corbula, Arca corbula Dillwyn, 1817 - syn of: Tegillarca granosa (Linnaeus, 1758)
corbula, Tegillarca corbula Dillwyn, 1817 - syn of: Tegillarca granosa (Linnaeus, 1758)
corbuloides, Anadara corbuloides (Monterosato, 1878)
corbuloides di, Arca corbuloides di Monterosato, 1878 - syn of: Anadara corbuloides (Monterosato, 1878)
corculum, Arca corculum Mörch, 1861 - syn of: Anadara bifrons (Carpenter, 1857)
corculum, Anadara corculum Mörch, 1861 - syn of: Anadara bifrons (Carpenter, 1857)
corcupidonis, Cunearca corcupidonis Maury, 1917 † (FOSSIL)
cordata, Arca cordata Benett, 1831 † (FOSSIL)
cordata, Anadara cordata Deshayes, 1857 - syn of: Anadara bifrons (Carpenter, 1857)
cordata, Arca cordata Deshayes, 1857 - syn of: Anadara bifrons (Carpenter, 1857)
cordicosta, Scapharca cordicosta Dockery, 1982 † (FOSSIL)
cornea, Anadara cornea Reeve, 1844 - syn of: Anadara inaequivalvis (Bruguière, 1789)
cornellana, Anadara cornellana Hodson & al., 1927 † (FOSSIL)
corpulenta, Bathyarca corpulenta (Smith, 1885)
corpulenta pompholyx, Bathyarca corpulenta pompholyx Dall, 1908 - syn of: Bathyarca corpulenta (Smith, 1885)
corpulenta pompholyx, Arca corpulenta pompholyx Dall, 1908 - syn of: Bathyarca corpulenta (Smith, 1885)
corrugata, Anadara corrugata (Lamy, 1907)
corvamnis, Barbatia corvamnis Harris, 1946 † (FOSSIL)
costaricensis, Anadara costaricensis Olsson, 1922 † (FOSSIL)
costata, Lunarca costata Gray, 1857 - syn of: Lunarca ovalis (Bruguière, 1789)
costata, Arca costata Gray, 1857 - syn of: Lunarca ovalis (Bruguière, 1789)
costellata, Barbatia costellata Tiwari, 2001 † (FOSSIL)
cottoni, Arca cottoni Waghorn, 1926 † (FOSSIL)
coxi, Arca coxi Dey, 1961 † (FOSSIL)
crandalli, Cunearca crandalli Maury, 1924 † (FOSSIL)
crashleyi, Scapharca crashleyi Maury, 1924 † (FOSSIL)
crassicosta, Anadara crassicosta Heilprin, 1887 † (FOSSIL)
crassicostata, Anadara crassicostata (Adams, 1873)
crassissima, Scapharca crassissima Macsotay & Campos, 2001
craticulata, Anadara craticulata (Nyst, 1848)
craticulata, Arca craticulata Nyst, 1848 - syn of: Anadara craticulata (Nyst, 1848)
crebricostata, Anadara crebricostata (Reeve, 1844)
crenulata, Arca crenulata Deshayes, 1857 - syn of: Anadara craticulata (Nyst, 1848)
crenulata, Cunearca crenulata Deshayes, 1857 - syn of: Anadara craticulata (Nyst, 1848)
crenulata, Arca crenulata Verrill, 1882 - syn of: Bathyarca pectunculoides (Scacchi, 1834)
crenulifera, Bathyarca crenulifera (Marwick, 1931) † (FOSSIL)
crescens, Scapharca crescens Spieker, 1922 - syn of: Anadara chiriquiensis bolivari Weisbord, 1922
cretacea, Anadara cretacea Conrad, 1869 † (FOSSIL)
crossei, Arca crossei Dunker, 1871 - syn of: Arca mutabilis Sowerby, 1833
cruciata, Arca cruciata Philippi, 1849 - syn of: Barbatia amygdalumtostum (Röding, 1798)
cruciata renuta, Barbatia cruciata renuta Iredale, 1939 - syn of: Barbatia amygdalumtostum (Röding, 1798)
crustata, Barbatia crustata Tate, 1886 † (FOSSIL)
cucullaris, Arca cucullaris Deshayes, 1829 † - syn of: Cucullaria cucullaris (Deshayes, 1829) † (FOSSIL)
cucullata, Arca cucullata Röding, 1798 - syn of: Cucullaea labiata (Lightfoot, 1786)
cuculliformis, Bathyarca cuculliformis (Thiele & Jaeckel, 1931)
cuculloides, Barbatia cuculloides (Conrad, 1833) † (FOSSIL)
cucullus, Arca cucullus Gmelin, 1791 - syn of: Cucullaea labiata (Lightfoot, 1786)
culebrensis, Arca culebrensis Smith, 1885 - syn of: Bentharca asperula (Dall, 1881)
culleni, Barbatia culleni Dey, 1961 † (FOSSIL)
cumanensis, Cunearca cumanensis Dall, 1898 † (FOSSIL)
cumingi, Arca cumingi Adams & Adams, 1858 - syn of: Arca navicularis Bruguière, 1789
cumingiana, Anadara cumingiana Nyst, 1848 - syn of: Anadara concinna (Sowerby, 1833)
cumingiana, Arca cumingiana Nyst, 1848 - syn of: Anadara concinna (Sowerby, 1833)
cumingiana, Arca cumingiana Nyst, 1848 - syn of: Anadara concinna (Sowerby, 1833)
cunealis, Arca cunealis Reeve, 1844 - syn of: Arca patriarchalis Röding, 1798
cuneata, Arca cuneata Reeve, 1844 - syn of: Tegillarca zanzibarensis (Nyst, 1848)
cybaea, Bathyarca cybaea Hedley, 1906
cylindracea, Barbatia cylindracea (Deshayes, 1829) † (FOSSIL)
cylindrica, Barbatia cylindrica Wood, 1828 - syn of: Barbatia barbata (Linnaeus, 1758)
cymbaeformis, Anadara cymbaeformis (Reeve, 1844)
dacarensis, Bathyarca dacarensis Locard, 1897
daitokudoensis, Anadara daitokudoensis Makiyama, 1959 † - syn of: Larkinia multicostata (Sowerby, 1833) (FOSSIL)
dakarensis, Bathyarca dakarensis Locard, 1898 - syn of: Bathyarca inaequisculpta (Smith, 1885)
dalli, Arca dalli Brown & Pilsbry, 1913 † (FOSSIL)
dalli, Arca dalli Smith, 1885 - syn of: Porterius dalli (Smith, 1885)
daneyi, Anadara daneyi (Basterot, 1825)
daneyi, Arca daneyi Cossmann & Peyrot, 1912 † (FOSSIL)
dariensis, Anadara dariensis Brown & Pilsbry, 1911 † (FOSSIL)
dariensis progonica, Anadara dariensis progonica Woodring, 1973
darwini, Anadara darwini (Mayer, 1868) † (FOSSIL)
dasia, Anadara dasia Woodring, 1925 † (FOSSIL)
dautzenbergi, Mabellarca dautzenbergi (Lamy, 1907)
dautzenbergi, Arca dautzenbergi Lamy, 1907 - syn of: Mabellarca dautzenbergi (Lamy, 1907)
dautzenbergi adjacens, Mabellarca dautzenbergi adjacens Iredale, 1939 - syn of: Mabellarca dautzenbergi (Lamy, 1907)
daviesi, Anadara daviesi Mukerjee, 1939 † (FOSSIL)
debilis, Arca debilis Martin, 1883 † (FOSSIL)
declivis, Arca declivis Dillwyn, 1817 - syn of: Lunarca ovalis (Bruguière, 1789)
declivis, Anadara declivis Dillwyn, 1817 - syn of: Lunarca ovalis (Bruguière, 1789)
decorata, Acar decorata (Hayami & Kase, 1993)
decurvata, Barbatia decurvata Lischke, 1869 - syn of: Barbatia virescens (Reeve, 1844)
decussata, Arca decussata Linnaeus, 1758 - syn of: Glycymeris decussata (Linnaeus, 1758)
decussata, Arca decussata Linnaeus, 1758 - syn of: Glycymeris decussata (Linnaeus, 1758)
decussata, Barbatia trapezina decussata Sowerby
decussata, Arca decussata Sowerby, 1833 - syn of: Barbatia trapezina decussata (Sowerby, 1833)
degrangei, Barbatia degrangei Cossmann & Peyrot, 1912
dekkeri, Anadara dekkeri Thach, 2015
delandensis, Arca delandensis Mansfield, 1939 † (FOSSIL)
delepida, Barbatia delepida Woodring, 1925
delicatula, Scapharca delicatula Casey, 1903 † (FOSSIL)
deltae, Scaphula deltae Blanford, 1867
demiri, Anadara transversa demiri Piani
democraciana, Anadara democraciana Hodson & al., 1927 † (FOSSIL)
dentera, Barbatia dentera Woodring, 1925 † (FOSSIL)
deshayesii, Arca deshayesii Hanley, 1843 - syn of: Anadara notabilis (Röding, 1798)
deshayesii, Anadara deshayesii Hanley, 1843 - syn of: Anadara notabilis (Röding, 1798)
despecta, Arca despecta Fischer, 1876
deusseni, Barbatia deusseni Gardner, 1927 † (FOSSIL)
devincta, Anadara devincta (Conrad, 1849) † (FOSSIL)
deyrollei, Anadara deyrollei (Reeve, 1843)
deyrollei, Anadara deyrollei Jousseaume, 1893 - syn of: Anadara indica (Gmelin, 1791)
deyrollei, Scapharca deyrollei Jousseaume, 1893 - syn of: Anadara indica (Gmelin, 1791)
diceras, Arca diceras Seguenza, 1882 † - syn of: Idonearca diceras (Seguenza, 1882) † (FOSSIL)
dichotoma, Arca dichotoma Deshayes, 1863 - syn of: Vitracar sulcata (Lamarck, 1819)
dichotoma, Barbatia dichotoma Deshayes, 1863 - syn of: Vitracar sulcata (Lamarck, 1819)
dichotoma gratiosa, Arca dichotoma gratiosa Lynge, 1909 - syn of: Mabellarca dautzenbergi (Lamy, 1907)
dichotoma gratiosa, Mabellarca dichotoma gratiosa Lynge, 1909 - syn of: Mabellarca dautzenbergi (Lamy, 1907)
diluvii, Anadara diluvii (Lamarck, 1805)
diluvii pertransversa, Anadara diluvii pertransversa Sacco, 1897 † (FOSSIL)
diphaeonota, Mimarcaria diphaeonota (Oliver & Holmes, 2004)
diphaeonotus, Barbatia diphaeonotus Oliver & Holmes, 2004 - syn of: Mimarcaria diphaeonota (Oliver & Holmes, 2004)
disessa, Tegillarca disessa (Iredale, 1939)
disjuncta, Arca disjuncta Deshayes, 1858 † (FOSSIL)
disparilis, Anadara disparilis (Reeve, 1844)
dissimilis, Barbatia dissimilis Tate, 1886 † (FOSSIL)
distans, Barbatia distans Deshayes, 1858 † (FOSSIL)
divaricata, Barbatia divaricata (Sowerby, 1833)
djadjariensis, Anadara djadjariensis (Martin, 1910) † (FOSSIL)
djiboutiensis, Barbatia djiboutiensis Jousseaume, 1917 - syn of: Barbatia foliata (Forsskål, 1775)
dodona, Anadara dodona (Dall, 1898) † (FOSSIL)
domingensis, Acar domingensis (Lamarck, 1819)
domingensis, Barbatia domingensis Lamarck, 1819 - syn of: Acar domingensis (Lamarck, 1819)
dominguensis, Barbatia dominguensis Lamarck, 1819 - syn of: Acar domingensis (Lamarck, 1819)
donacia, Hawaiarca donacia (Dall, 1898) † (FOSSIL)
donaciformis, Acar donaciformis (Reeve, 1844)
dorbignyi, Anadara dorbignyi Kobelt, 1888 - syn of: Anadara chemnitzii (Philippi, 1851)
douvillei, Arca douvillei Gemmellaro, 1896 † (FOSSIL)
dubia, Acar dubia (Baird, 1873)
dubia digma, Barbatia dubia digma Iredale, 1939 - syn of: Acar plicata (Dillwyn, 1817)
dubia kerma, Barbatia dubia kerma Iredale, 1939 - syn of: Acar plicata (Dillwyn, 1817)
dubusi, Arca dubusi Cossmann & Pissarro, 1903 † (FOSSIL)
duchasteli, Barbatia duchasteli (Deshayes, 1829) † (FOSSIL)
dupiniana, Arca dupiniana D'orbigny † (FOSSIL)
eborensis, Anadara eborensis Oliver & Cosel, 1993
ectocomata, Asperarca ectocomata (Dall, 1886)
ectocomata, Barbatia ectocomata Dall, 1886 - syn of: Asperarca ectocomata (Dall, 1886)
ecuadoriana, Scapharca ecuadoriana Pilsbry & Olsson, 1941 † (FOSSIL)
edmondiiformis, Arca edmondiiformis McCoy † (FOSSIL)
effosa, Arca effosa Deshayes, 1858 † (FOSSIL)
ehrenbergi, Anadara ehrenbergi (Dunker, 1868)
elegans, Arca elegans Philippi, 1847 - syn of: Eontia ponderosa (Say, 1822)
elegans, Arca elegans Viader, 1951 - syn of: Mimarcaria diphaeonota (Oliver & Holmes, 2004)
elnia, Dallarca elnia (Glenn, 1904) † (FOSSIL)
elongata, Anadara amicula elongata Noda (FOSSIL)
emarginata, Anadara emarginata (Sowerby, 1833)
emiliae, Arca emiliae Dollfus, 1909 † (FOSSIL)
endemica, Arca endemica Dall, 1908 - syn of: Bentharca asperula (Dall, 1881)
endomena, Barbatia endomena Woodring, 1925 † (FOSSIL)
equidens, Arca equidens Tate, 1886 † - syn of: Cucullaea equidens (Tate, 1886) † (FOSSIL)
ermanensis, Anadara ermanensis Sinelnikova, 1976 † - syn of: Anadara devincta (Conrad, 1849) † (FOSSIL)
erythraeensis, Barbatia erythraeensis Dunker, 1869 - syn of: Mosambicarca erythraeonensis (Jonas, 1851)
erythraeensis, Anadara erythraeensis Dunker, 1869 - syn of: Mosambicarca erythraeonensis (Jonas, 1851)
erythraeonensis, Mosambicarca erythraeonensis (Jonas, 1851)
erythraeonensis, Arca erythraeonensis Jonas, 1851 - syn of: Mosambicarca erythraeonensis (Jonas, 1851)
esmeralda, Anadara esmeralda (Pilsbry & Olsson, 1941)
eumeces, Anadara eumeces Woodring, 1973 † (FOSSIL)
eusphaera, Scapharca eusphaera Boettger, 1883 † (FOSSIL)
excavata, Arca excavata Hayami & Kase, 1993 - syn of: Arca navicularis Bruguière, 1789
eximia, Barbatia eximia Dunker, 1866 - syn of: Barbatia barbata (Linnaeus, 1758)
exornata, Barbatia exornata (Deshayes, 1858) † (FOSSIL)
exulta, Anadara exulta Iredale, 1939 - syn of: Anadara vellicata (Reeve, 1844)
falconensis, Scapharca zorritensis falconensis Hodson & al.
fasciata, Barbatia fasciata Reeve, 1844 - syn of: Barbatia pistachia (Lamarck, 1819)
fauroti, Trisidos fauroti Jousseaume, 1888 - syn of: Trisidos tortuosa (Linnaeus, 1758)
faxensis, Barbatia faxensis Ravn, 1933 † (FOSSIL)
feddeni, Arca feddeni Vredenburg, 1928 † (FOSSIL)
fennemai, Anadara fennemai Martin, 1910 † - syn of: Anadara antiquata (Linnaeus, 1758) (FOSSIL)
fernandezensis, Arca fernandezensis Hertlein & Strong, 1943
ferruginea, Anadara ferruginea (Reeve, 1844)
fichteli, Arca fichteli Deshayes, 1850 † (FOSSIL)
fichteli cestasensis, Arca fichteli cestasensis Cossmann & Peyrot, 1912
filigrana, Barbatia filigrana (Deshayes, 1829) † (FOSSIL)
fischeri, Arca fischeri Lamy, 1907 - syn of: Mesocibota bistrigata (Dunker, 1866)
fissicosta, Anadara fissicosta Spieker, 1922 † (FOSSIL)
floridana, Anadara floridana (Conrad, 1869)
floridana, Arca floridana Kobelt, 1888 - syn of: Anadara secernenda (Lamy, 1907)
floridana secernenda, Arca floridana secernenda Lamy, 1907 - syn of: Anadara secernenda (Lamy, 1907)
foliata, Barbatia foliata (Forsskål, 1775)
foliata, Arca foliata Forsskål, 1775 - syn of: Barbatia foliata (Forsskål, 1775)
formosa, Anadara formosa (Sowerby, 1833)
formosa, Arca formosa Sowerby, 1833 - syn of: Anadara formosa (Sowerby, 1833)
fortunata, Mabellarca fortunata Iredale, 1939 - syn of: Anadara ferruginea (Reeve, 1844)
fortunata, Anadara fortunata Iredale, 1939 - syn of: Anadara ferruginea (Reeve, 1844)
fortunata pera, Anadara fortunata pera Iredale, 1939 - syn of: Anadara ferruginea (Reeve, 1844)
fortunata pera, Mabellarca fortunata pera Iredale, 1939 - syn of: Anadara ferruginea (Reeve, 1844)
fractura, Barbatia fractura Wade, 1926 † (FOSSIL)
fragilis, Arca fragilis Deshayes, 1858 - syn of: Saccella commutata (Philippi, 1844)
fresvillensis, Arca fresvillensis Cossmann & Pissarro † (FOSSIL)
frielei, Bathyarca frielei (Friele, 1877)
frixum, Barbatia frixum Mörch, 1853 - syn of: Barbatia amygdalumtostum (Röding, 1798)
fultoni, Anadara fultoni (Sowerby, 1907)
fusca, Barbatia fusca (Bruguière, 1789)
fusca, Arca fusca Donovan, 1803 - syn of: Arca tetragona Poli, 1795
fusca, Arca fusca Lightfoot, 1786 - syn of: Arca tetragona Poli, 1795
fuscoides, Arca fuscoides Martin, 1883 † (FOSSIL)
fuscomarginata, Arca fuscomarginata Dunker, 1871 - syn of: Arca navicularis Bruguière, 1789
gabonensis, Barbatia gabonensis Oliver & Cosel, 1993
gaimardi, Arca gaimardi Payraudeau, 1826 - syn of: Striarca lactea (Linnaeus, 1758)
galactodes, Arca galactodes Benson, 1842 - syn of: Estellacar galactodes (Benson, 1842)
gamana, Arca gamana Forbes, 1846
gambiensis, Arca gambiensis Reeve, 1844 - syn of: Stenocista gambiensis (Reeve, 1844)
garitensis, Anadara garitensis Olsson, 1932 † (FOSSIL)
garoensis, Anadara garoensis Mukerjee, 1939 † (FOSSIL)
gatunensis, Arca gatunensis Toula, 1911 - syn of: Anadara dariensis progonica Woodring, 1973
gedinganensis, Scapharca gedinganensis Martin, 1910 † (FOSSIL)
geissei, Anadara geissei Kobelt, 1891 - syn of: Mosambicarca hians (Reeve, 1844)
geissei, Arca geissei Kobelt, 1891 - syn of: Mosambicarca hians (Reeve, 1844)
gendinganensis, Scapharca gendinganensis Martin, 1910 † (FOSSIL)
geulemensis, Arca geulemensis Vogel, 1895 † (FOSSIL)
geyleri, Scapharca geyleri Boettger, 1881 † (FOSSIL)
gibba, Barbatia gibba Martin, 1879 † (FOSSIL)
gibbosa, Anadara gibbosa (Reeve, 1844)
gibbosa, Eonavicula gibbosa (Rollier, 1912) † (FOSSIL)
gibbosa, Arca gibbosa Reeve, 1844 - syn of: Anadara gibbosa (Reeve, 1844)
girondica, Arca girondica Mayer, 1868 † (FOSSIL)
glacialis, Bathyarca glacialis (Gray, 1824)
glacialis, Arca glacialis Wood, 1828 - syn of: Portlandia arctica (Gray, 1824)
globosa, Anadara globosa (Reeve, 1844)
globosa, Arca globosa Reeve, 1844 - syn of: Anadara globosa (Reeve, 1844)
globosa binakayanensis, Anadara globosa binakayanensis Lutaenko, 2000
globosa ursus, Anadara globosa ursus (Tanaka, 1959)
globosus, Scapharca globosus Reeve, 1844 - syn of: Anadara globosa (Reeve, 1844)
globosus ursus, Scapharca globosus ursus Tanaka, 1959 - syn of: Anadara globosa (Reeve, 1844)
glomerula, Bathyarca glomerula (Dall, 1881)
glomerula, Arca glomerula Dall, 1881 - syn of: Bathyarca glomerula (Dall, 1881)
glycymeris, Arca glycymeris Linnaeus, 1758 - syn of: Glycymeris glycymeris (Linnaeus, 1758)
golfoyaquensis, Anadara golfoyaquensis Maury, 1917 † (FOSSIL)
gordita, Arca gordita Lowe, 1935 - syn of: Anadara biangulata (Sowerby, 1833)
gourae, Anadara gourae Dey, 1961 † (FOSSIL)
gourdoni, Arca gourdoni Lamy, 1911 - syn of: Lissarca notorcadensis Melvill & Standen, 1907
gracilicostata, Barbatia gracilicostata Favre, 1913 † (FOSSIL)
gracilis, Barbatia gracilis Deshayes, 1858 † (FOSSIL)
gradata, Acar gradata (Broderip & Sowerby, 1829)
gradata, Barbatia gradata Broderip & Sowerby, 1829 - syn of: Acar gradata (Broderip & Sowerby, 1829)
grandaeva, Arca grandaeva Röding, 1798 - syn of: Senilia senilis (Linnaeus, 1758)
grandaeva, Senilia grandaeva Röding, 1798 - syn of: Senilia senilis (Linnaeus, 1758)
grandis, Larkinia grandis (Broderip & Sowerby, 1829)
grandis, Bathyarca grandis (Leche, 1878)
grandis, Arca grandis Broderip & Sowerby, 1829 - syn of: Larkinia grandis (Broderip & Sowerby, 1829)
grandis colombiensis, Larkinia grandis colombiensis (Weisbord, 1929)
grandis quadrilatera, Larkinia grandis quadrilatera (Sowerby, 1833)
grandis waringi, Larkinia grandis waringi (Maury, 1925)
granifera, Arca granifera Martin, 1885 † (FOSSIL)
granosa, Tegillarca granosa (Linnaeus, 1758)
granosa, Anadara granosa Linnaeus, 1758 - syn of: Tegillarca granosa (Linnaeus, 1758)
granosa, Arca granosa Linnaeus, 1758 - syn of: Tegillarca granosa (Linnaeus, 1758)
granosa bessalis, Tegillarca granosa bessalis Iredale, 1939 - syn of: Tegillarca granosa (Linnaeus, 1758)
granosa kamakuraensis, Arca granosa kamakuraensis Noda, 1966 - syn of: Tegillarca granosa (Linnaeus, 1758)
granulata, Barbatia granulata Philippi, 1847 - syn of: Barbatia hawaia Dall, Bartsch & Rehder, 1938
granulosa, Lunarca granulosa (Deshayes, 1829) † (FOSSIL)
grayana, Barbatia grayana Dunker, 1867
grenophia, Bathyarca philippiana grenophia Risso
grundensis, Arca grundensis Mayer, 1898 † (FOSSIL)
guajatica, Hawaiarca guajatica (Sheldon & Maury, 1920) † (FOSSIL)
guangdongensis, Anadara guangdongensis (Bernard, Cai & Morton, 1993)
guangdongensis, Scapharca guangdongensis Bernard, Cai & Morton, 1993 - syn of: Anadara guangdongensis (Bernard, Cai & Morton, 1993)
guayubinica, Anadara guayubinica Maury, 1917 † (FOSSIL)
gubernaculum, Anadara gubernaculum (Reeve, 1844)
gubernaculum, Scapharca gubernaculum Reeve, 1844 - syn of: Anadara gubernaculum (Reeve, 1844)
gubernaculum, Arca gubernaculum Reeve, 1844 - syn of: Anadara gubernaculum (Reeve, 1844)
gubernaculum chalcanthum, Anadara gubernaculum chalcanthum (Reeve, 1844)
hachijoensis, Barbatia hachijoensis Hatai, Niino & Kotaka, 1952
halidonata, Anadara halidonata Dall, 1898 † (FOSSIL)
halidonata oresta, Anadara halidonata oresta Woodring, 1925
hankeyana, Anadara hankeyana (Reeve, 1844)
hankeyana, Arca hankeyana Reeve, 1844 - syn of: Anadara hankeyana (Reeve, 1844)
harringtoni, Acar harringtoni Laws, 1947 † (FOSSIL)
hatchetigbeensis, Arca hatchetigbeensis Harris, 1897 † (FOSSIL)
hawaia, Barbatia hawaia Dall, Bartsch & Rehder, 1938
hawaiensis, Barbatia hawaiensis Dall, Bartsch & Rehder, 1938 - syn of: Acar plicata (Dillwyn, 1817)
hawaiiensis, Barbatia hawaiiensis Ostergaard, 1928 - syn of: Barbatia oahua Dall, Bartsch & Rehder, 1938
helblingi, Barbatia helblingi (Bruguière, 1789) † (FOSSIL)
helblingii, Barbatia candida helblingii Bruguière
hemicardium, Arca hemicardium Koch, 1843 - syn of: Noetia reversa (Sowerby, 1833)
hemidermos, Anadara hemidermos D'Orbigny, 1853 - syn of: Anadara hemidesmos (Philippi, 1845)
hemidesmos, Anadara hemidesmos (Philippi, 1845)
hemidesmos, Arca hemidesmos Philippi, 1845 - syn of: Anadara hemidesmos (Philippi, 1845)
hendersoni, Barbatia hendersoni Dall, Bartsch & Rehder, 1938 - syn of: Barbatia foliata (Forsskål, 1775)
henekeni, Anadara henekeni Maury, 1917 † (FOSSIL)
hermidermos, Anadara hermidermos (Philippi, 1845)
hians, Mosambicarca hians (Reeve, 1844)
hians, Arca hians Reeve, 1844 - syn of: Mosambicarca hians (Reeve, 1844)
hiloa, Barbatia hiloa Dall, Bartsch & Rehder, 1938
hindsi, Cunearca hindsi Olsson, 1922 † (FOSSIL)
hiratai, Lunarca hiratai Habe, 1953
hispaniolana, Cunearca hispaniolana Maury, 1917 † (FOSSIL)
hispida, Arca hispida Philippi, 1849 - syn of: Anadara rhomboidalis (Schumacher, 1817)
hoerleae, Anadara hoerleae Vokes, 1969 † (FOSSIL)
hokkaidoensis, Anadara hokkaidoensis Noda, 1966 † (FOSSIL)
holmesii, Arca holmesii Kurtz, 1860 - syn of: Lunarca ovalis (Bruguière, 1789)
holmesii, Anadara holmesii Kurtz, 1860 - syn of: Lunarca ovalis (Bruguière, 1789)
holoserica, Anadara holoserica Reeve, 1843 - syn of: Anadara uropigimelana (Bory De Saint-Vincent, 1827)
honensis, Anadara honensis Olsson, 1922 † (FOSSIL)
honensis adiaphora, Anadara honensis adiaphora Woodring, 1973
hopkinsi, Scapharca hopkinsi Pilsbry & Olsson, 1941 † (FOSSIL)
hua, Barbatia hua Dall, Bartsch & Rehder, 1938 - syn of: Calloarca tenella (Reeve, 1844)
hubbardi, Anadara hubbardi Iredale, 1929 - syn of: Anadara rotundicostata (Reeve, 1843)
hulshofi, Scapharca hulshofi Martin, 1910 † (FOSSIL)
hyphalopilema, Anadara hyphalopilema Campbell, 1962
hypomela, Anadara hypomela (Dall, 1898) † (FOSSIL)
idonea, Dallarca idonea (Conrad, 1832) † (FOSSIL)
illota, Barbatia illota (Sowerby, 1833)
illota, Arca illota Sowerby, 1833 - syn of: Barbatia illota (Sowerby, 1833)
ilpinensis, Bathyarca ilpinensis Sinelnikova, 1994 † (FOSSIL)
imbricata, Arca imbricata Bruguière, 1789
imbricata, Arca imbricata Lamy, 1907 - syn of: Arca turbatrix Oliver & Cosel, 1993
imbricata arabica, Arca imbricata arabica Philippi, 1847 - syn of: Arca patriarchalis Röding, 1798
imbricata avellana, Arca imbricata avellana Lamarck, 1819 - syn of: Arca patriarchalis Röding, 1798
imbricata ibizenca, Arca imbricata ibizenca Nordsieck, 1969 - syn of: Arca tetragona Poli, 1795
imitata, Bathyarca imitata (Smith, 1885)
imporcata, Scapharca imporcata Spieker, 1922 - syn of: Anadara chiriquiensis bolivari Weisbord, 1922
impressa, Arca impressa Münster, 1841 † - syn of: Catella impressa (Münster, 1841) † (FOSSIL)
improcera, Anadara improcera (Conrad, 1845) † (FOSSIL)
inaequalis, Bathyarca inaequalis Dall, 1927 - syn of: Bathyarca grandis (Leche, 1878)
inaequilateralis, Anadara inaequilateralis Guppy, 1866 † (FOSSIL)
inaequilateralis, Scapharca inaequilateralis Maury, 1917 † (FOSSIL)
inaequisculpta, Bathyarca inaequisculpta (Smith, 1885)
inaequivalvis, Anadara inaequivalvis (Bruguière, 1789)
inaequivalvis, Scapharca inaequivalvis Bruguière, 1789 - syn of: Anadara inaequivalvis (Bruguière, 1789)
inaequivalvis, Arca inaequivalvis Bruguière, 1789 - syn of: Anadara inaequivalvis (Bruguière, 1789)
incerta, Mimarcaria incerta (Smith, 1899)
incerta, Arca incerta Martin, 1883 † (FOSSIL)
incongrua, Arca incongrua Say, 1822 - syn of: Anadara brasiliana (Lamarck, 1819)
incongrua, Anadara incongrua Say, 1822 - syn of: Anadara brasiliana (Lamarck, 1819)
india, Scapharca india (Gmelin, 1791)
indica, Anadara indica (Gmelin, 1791)
indica, Arca indica Gmelin, 1791 - syn of: Anadara indica (Gmelin, 1791)
inexpectata, Bentharca inexpectata (Maxwell, 1966) † (FOSSIL)
inflata, Anadara inflata Reeve, 1844 - syn of: Anadara broughtonii (Schrenck, 1867)
inflata, Arca inflata Reeve, 1844 - syn of: Anadara broughtonii (Schrenck, 1867)
inglisia, Barbatia inglisia Richards & Palmer, 1953 † (FOSSIL)
innocens, Hawaiarca innocens (Smith, 1906)
insignis, Arca insignis Dunker, 1867 - syn of: Arca ventricosa Lamarck, 1819
insubrica, Arca insubrica (Linnaeus, 1758) - syn of: Glycymeris glycymeris (Linnaeus, 1758)
insubrica, Arca insubrica Brocchi, 1814 - syn of: Glycymeris nummaria (Linnaeus, 1758)
interplicata, Arca interplicata Grabau & King, 1928 - syn of: Verilarca interplicata (Grabau & King, 1928)
interposita, Arca interposita Deshayes, 1858
interrupta, Arca interrupta Lamarck, 1805 † (FOSSIL)
intersecta, Barbatia intersecta Deshayes, 1858 † (FOSSIL)
inusitata, Barbatia inusitata Woodring, 1925 † (FOSSIL)
inutilis, Cunearca inutilis Jung, 1965 † (FOSSIL)
invidiosa, Scapharca invidiosa Casey, 1903 † (FOSSIL)
ionthados, Calloarca ionthados (Oliver & Cosel, 1993)
iota, Acar iota Iredale, 1939 - syn of: Acar congenita (Smith, 1885)
irioides, Barbatia irioides Menke, 1843 - syn of: Acar plicata (Dillwyn, 1817)
irregularis, Barbatia irregularis (Deshayes, 1829) † (FOSSIL)
irregularis, Xenophorarca irregularis (Hayami & Kase, 1993)
irregularis, Calloarca irregularis Dall, 1898 † (FOSSIL)
irregularis, Arca irregularis Deshayes, 1858 † (FOSSIL)
irudina, Barbatia irudina Lamarck, 1819 - syn of: Acar squamosa (Lamarck, 1819)
islopa, Barbatia islopa Woodring, 1925 † (FOSSIL)
istmica, Anadara istmica Perrilliat, 1960 † - syn of: Anadara actinophora Dall, 1898 † (FOSSIL)
jacksoni, Anadara jacksoni Cooper, 2014 † (FOSSIL)
jamaicensis, Arca jamaicensis Gmelin, 1791 - syn of: Barbatia candida (Helbling, 1779)
jamaicensis, Anadara jamaicensis Kobelt, 1889 - syn of: Anadara hemidesmos (Philippi, 1845)
jamaicensis, Arca jamaicensis Kobelt, 1889 - syn of: Anadara hemidesmos (Philippi, 1845)
januaria, Quadrilatera januaria (Marwick, 1926) † (FOSSIL)
japetica, Arca japetica Forbes, 1846
japonica, Bathyarca japonica Habe, 1977
japonica, Arca japonica Reeve, 1844 - syn of: Anadara indica (Gmelin, 1791)
javana, Barbatia javana Martin, 1910 † - syn of: Barbatia fusca (Bruguière, 1789) (FOSSIL)
jickelii, Anadara jickelii Jickeli, 1882 - syn of: Anadara natalensis (Krauss, 1848)
jousseaumei, Anadara jousseaumei (Lamy, 1907)
junghuhni, Anadara junghuhni Martin, 1910 † - syn of: Anadara antiquata (Linnaeus, 1758) (FOSSIL)
jurata, Anadara jurata Iredale, 1939
kachharai, Lunarca kachharai Tiwari, 2001 † (FOSSIL)
kafanovi, Anadara broughtonii kafanovi Lutaenko
kagoshimaensis, Anadara kagoshimaensis Tokunaga, 1906 - syn of: Anadara kagoshimensis (Tokunaga, 1906)
kagoshimensis, Anadara kagoshimensis (Tokunaga, 1906)
kagoshimensis, Arca kagoshimensis Tokunaga, 1906 - syn of: Anadara kagoshimensis (Tokunaga, 1906)
kamtschatica, Arca kamtschatica Krishtofovich, 1969 † - syn of: Arca boucardi Jousseaume, 1894 (FOSSIL)
kannegieteri, Arca kannegieteri Icke, 1907 † (FOSSIL)
kauaia, Arca kauaia (Dall, Bartsch & Rehder, 1938)
kauaiensis, Xenophorarca kauaiensis (Dall, Bartsch & Rehder, 1938)
kayalensis, Barbatia kayalensis Dey, 1961 † (FOSSIL)
kelirensis, Arca kelirensis Martin, 1916 † (FOSSIL)
kickapooensis, Barbatia kickapooensis Garvie, 2013 † (FOSSIL)
kiiensis, Anadara kiiensis Mizuno, 1952 † (FOSSIL)
kikaigasimana, Anadara kikaigasimana Nomura & Jinbo, 1934 - syn of: Anadara kikaizimana Nomura & Zinbo, 1934
kikaizimana, Anadara kikaizimana Nomura & Zinbo, 1934
kingiana, Arca kingiana de Verneuil, 1845 † - syn of: Parallelodon kingiana (de Verneuil, 1845) † (FOSSIL)
kiyonoi, Trisidos kiyonoi (Makiyama, 1931)
kiyonoi, Arca kiyonoi Makiyama, 1931 - syn of: Trisidos kiyonoi (Makiyama, 1931)
kobeltiana, Arca kobeltiana Pilsbry, 1904 - syn of: Arca boucardi Jousseaume, 1894
koerti, Arca koerti Bohm & Weisfermel, 1913 † (FOSSIL)
koreni, Bathyarca koreni Danielssen, 1859 - syn of: Bathyarca pectunculoides (Scacchi, 1834)
korfiensis, Anadara korfiensis Sinelnikova, 1987 † (FOSSIL)
koshibensis, Barbatia koshibensis Hatai & Nishiyama, 1952 - syn of: Didimacar tenebrica (Reeve, 1844)
koumaci, Arca koumaci Lutaenko & Maestrati, 2007
kraussi, Barbatia kraussi (Krauss, 1848)
kraussi, Arca kraussi Philippi, 1848 - syn of: Arca patriarchalis Röding, 1798
kraussii, Arca kraussii von Krauss, 1848 - syn of: Arca patriarchalis Röding, 1798
krishtofovichae, Barbatia krishtofovichae Devjatilova, 1981 † (FOSSIL)
kroensis, Anadara kroensis Boettger, 1883 † (FOSSIL)
kryshtofovichae, Barbatia kryshtofovichae Devjatilova, 1981 † - syn of: Barbatia krishtofovichae Devjatilova, 1981 † (FOSSIL)
kurilensis, Samacar kurilensis Kamenev, 2007
kurosedaniensis, Anadara kurosedaniensis Hatai & Nisiyama, 1939 † (FOSSIL)
kyurokusimana, Bathyarca kyurokusimana (Nomura & Hatai, 1940)
labiata, Arca labiata Lightfoot, 1786 - syn of: Cucullaea labiata (Lightfoot, 1786)
labiata, Arca labiata Solander, 1786
labiata, Scapharca labiata Sowerby, 1833 - syn of: Anadara perlabiata Grant & Gale, 1931
labiata, Anadara labiata Sowerby, 1833 - syn of: Anadara perlabiata Grant & Gale, 1931
labiosa, Anadara labiosa (Sowerby, 1833)
lacerata, Barbatia lacerata (Linnaeus, 1758)
lacerata, Arca lacerata Bruguière, 1789 - syn of: Barbatia lacerata (Linnaeus, 1758)
lactanea, Arca lactanea Wood, 1840 - syn of: Striarca lactea (Linnaeus, 1758)
lactea, Arca lactea Linnaeus, 1758 - syn of: Striarca lactea (Linnaeus, 1758)
lactea erythrea, Arca lactea erythrea Issel, 1869 - syn of: Striarca erythraea (Issel, 1869)
lactea gibba, Arca lactea gibba Krauss, 1848 - syn of: Striarca pisolina (Lamarck, 1819)
laevigata, Arca laevigata Dillwyn, 1817 - syn of: Scissileda nicobarica (Bruguière, 1789)
lamellosa, Acar lamellosa Deshayes, 1858 † (FOSSIL)
laminata, Barbatia laminata Angas, 1865 - syn of: Acar squamosa (Lamarck, 1819)
lanceolata, Scaphula lanceolata Hutton, 1885 - syn of: Poroleda lanceolata (Hutton, 1885)
landesi, Barbatia landesi (Weaver & Palmer, 1922) † (FOSSIL)
largilliertiana, Arca largilliertiana Nyst, 1848 - syn of: Eontia ponderosa (Say, 1822)
larkhanaensis, Arca larkhanaensis d'Archaic, 1850 † (FOSSIL)
larkinii, Anadara larkinii Nelson, 1870 - syn of: Larkinia grandis (Broderip & Sowerby, 1829)
lata, Arca lata Münster, 1841 † (FOSSIL)
lateralis, Arca lateralis Reeve, 1844 - syn of: Sheldonella lateralis (Reeve, 1844)
laterosa, Vitracar laterosa Iredale, 1939 - syn of: Vitracar sulcata (Lamarck, 1819)
laysana, Barbatia laysana Dall, Bartsch & Rehder, 1938 - syn of: Acar plicata (Dillwyn, 1817)
legayi, Barbatia legayi Rigaux & Sauvage, 1868 † (FOSSIL)
legumen, Barbatia legumen (Lamy, 1907)
leonensis, Taeniarca leonensis (Mansfield, 1932) † (FOSSIL)
lepidoformis, Acar lepidoformis Francisco, Barros & Lima, 2012
lesueuri, Cunearca lesueuri (Dall, 1848) † (FOSSIL)
lienardi, Arca lienardi Viader, 1951 - syn of: Calloarca cibotina (Melvill & Standen, 1907)
lienardi, Barbatia lienardi Viader, 1951 - syn of: Calloarca cibotina (Melvill & Standen, 1907)
lienosa, Anadara lienosa (Say, 1832)
lienosa, Anadara lienosa Dall, 1886 - syn of: Anadara tuberculosa secticostata (Reeve, 1844)
lienosa trochala, Anadara lienosa trochala Woodring, 1973
lignitifera, Barbatia lignitifera Aldrich, 1908 † (FOSSIL)
lima, Barbatia lima Conrad, 1848
limatella, Barbatia limatella Tate, 1886 † (FOSSIL)
limula, Arca limula Conrad, 1832
linter, Arca linter Jonas, 1845 - syn of: Arca navicularis Bruguière, 1789
lirata, Anadara lirata Philippi, 1887
lischkei, Arca lischkei Bruguière, 1789
lischkei, Scapharca lischkei Dunker, 1868 - syn of: Anadara trapezia (Deshayes, 1839)
listeri, Arca listeri Philippi, 1849 - syn of: Barbatia cancellaria (Lamarck, 1819)
listeri, Barbatia listeri Philippi, 1849 - syn of: Barbatia cancellaria (Lamarck, 1819)
lita, Anadara lita Woodring, 1973 † (FOSSIL)
lithodomus, Litharca lithodomus (Sowerby, 1833)
lloydi, Cunearca lloydi Olsson, 1922 † (FOSSIL)
lobata, Arca lobata Reeve, 1844 - syn of: Anadara trapezia (Deshayes, 1839)
lobata, Anadara lobata Reeve, 1844 - syn of: Anadara trapezia (Deshayes, 1839)
loftusiana, Arca loftusiana Howse, 1848 † - syn of: Parallelodon striatus (von Schlotheim, 1816) † (FOSSIL)
lomasdesamba, Arca lomasdesamba Maury, 1917 † (FOSSIL)
loricata, Anadara loricata Reeve, 1844 - syn of: Anadara inaequivalvis (Bruguière, 1789)
losquemadica, Anadara losquemadica Maury, 1917 - syn of: Anadara dariensis progonica Woodring, 1973
luana, Mesocibota luana Iredale, 1939 - syn of: Mesocibota bistrigata (Dunker, 1866)
luangmualensis, Anadara luangmualensis Tiwari, 2001
lucida, Arca lucida Deshayes, 1858 † (FOSSIL)
ludoviciana, Barbatia ludoviciana Harris, 1899 † (FOSSIL)
lurida, Barbatia lurida (Sowerby, 1833)
luzonica, Anadara luzonica Reeve, 1844 - syn of: Anadara gubernaculum (Reeve, 1844)
luzonica, Arca luzonica Reeve, 1844 - syn of: Anadara gubernaculum (Reeve, 1844)
lyelli, Acar lyelli (Deshayes, 1829) † (FOSSIL)
maccoyi, Barbatia maccoyi Tenison-Woods, 1878 - syn of: Acar squamosa (Lamarck, 1819)
maculata, Arca maculata Sowerby, 1833 - syn of: Arca patriarchalis Röding, 1798
maculosa, Anadara maculosa Reeve, 1844 - syn of: Anadara oceanica (Lesson, 1831)
maculosa, Arca maculosa Reeve, 1844 - syn of: Anadara oceanica (Lesson, 1831)
magdalenae, Asperarca magdalenae La Perna, 1998
magellanica, Barbatia magellanica Bruguière, 1789 - syn of: Barbatia barbata (Linnaeus, 1758)
magellanica, Arca magellanica Bruguière, 1789 - syn of: Barbatia barbata (Linnaeus, 1758)
magellanoides, Barbatia magellanoides (Deshayes, 1829) † (FOSSIL)
magnoliana, Anadara magnoliana Gardner, 1943 † (FOSSIL)
malaiana, Barbatia malaiana Martin, 1917 † (FOSSIL)
mangkalihatensis, Anadara mangkalihatensis Beets, 1941 † (FOSSIL)
maracaibensis, Anadara zuliana maracaibensis Hodson & al.
marceauxi, Arca marceauxi Deshayes, 1858 † (FOSSIL)
marceauxiana, Barbatia marceauxiana Deshayes, 1858 † (FOSSIL)
margaretae, Anadara margaretae Maury, 1917 † (FOSSIL)
margarethae, Barbatia margarethae Melvill & Standen, 1907 - syn of: Arcopsis sculptilis (Reeve, 1844)
marksi, Anadara marksi Olsson, 1964 † (FOSSIL)
marmorata, Arca marmorata Gmelin, 1791 - syn of: Glycymeris marmorata (Gmelin, 1791)
marsupialis, Acar marsupialis Oliver & Holmes, 2004
martensii, Arca martensii Dunker, 1868 - syn of: Arca imbricata Bruguière, 1789
martini, Barbatia martini Dunker, 1866
martini, Arca martini Röding, 1798 - syn of: Nuculana pernula (Müller, 1779)
martinii, Arca martinii Récluz, 1852 - syn of: Eontia bisulcata (Lamarck, 1819)
marylandica, Barbatia marylandica (Conrad, 1840) † (FOSSIL)
matarucana, Anadara veatchi matarucana Hodson & al.
matsumotoi, Mimarcaria matsumotoi Habe, 1958
mauia, Navicula mauia Dall, Bartsch & Rehder, 1938 - syn of: Arca kauaia (Dall, Bartsch & Rehder, 1938)
mauia, Arca mauia Dall, Bartsch & Rehder, 1938 - syn of: Arca kauaia (Dall, Bartsch & Rehder, 1938)
mauia takii, Arca mauia takii Hatai, Niino & Kotaka, 1952 - syn of: Arca ventricosa Lamarck, 1819
mauritiana, Arca mauritiana Thiele & Jaeckel, 1931 - syn of: Vitracar sulcata (Lamarck, 1819)
mauritiana, Barbatia mauritiana Thiele & Jaeckel, 1931 - syn of: Vitracar sulcata (Lamarck, 1819)
mauryae, Barbatia mauryae Olsson, 1922 † (FOSSIL)
mazatlanica, Anadara mazatlanica (Hertlein & Strong, 1943)
mcnairyensis, Arca mcnairyensis Wade, 1926 † (FOSSIL)
medioamericana, Anadara medioamericana Olsson, 1922 † (FOSSIL)
megerata, Anadara megerata Olsson & Harbison, 1953 † (FOSSIL)
mekranica, Arca mekranica Vredenburg, 1928 † (FOSSIL)
melanoderma, Arca melanoderma Pilsbry & Lowe, 1932 - syn of: Lunarca brevifrons (Sowerby, 1833)
melanoderma, Lunarca melanoderma Pilsbry & Lowe, 1932 - syn of: Lunarca brevifrons (Sowerby, 1833)
melita, Cunearca melita Olsson, 1964 † (FOSSIL)
mella, Destacar mella Hedley, 1917 - syn of: Destacar metella (Hedley, 1917)
melloi, Cunearca melloi Maury, 1924 † (FOSSIL)
menengtengana, Arca menengtengana Martin, 1910 † (FOSSIL)
merilla, Acar merilla De Gregorio, 1884 - syn of: Acar clathrata (Defrance, 1816)
meroensis, Scapharca meroensis Olsson, 1931 † (FOSSIL)
merriami, Angulararca merriami (Van Winkjel, 1918) † (FOSSIL)
metella, Destacar metella (Hedley, 1917)
microida, Asperarca microida Berezovsky, 2014 † (FOSSIL)
microtera, Anadara microtera Woodring, 1925 † (FOSSIL)
miikensis, Hawaiarca miikensis Noda, 1966 - syn of: Mesocibota bistrigata (Dunker, 1866)
mikkula, Anadara mikkula (Gardner, 1926) † (FOSSIL)
miliacea, Arca miliacea Cossmann, 1887 † (FOSSIL)
millifila, Fugleria millifila (Dall) † (FOSSIL)
mimulus, Barbatia mimulus Iredale, 1939 - syn of: Barbatia cometa (Reeve, 1844)
minima, Arca minima Turton, 1819 - syn of: Glycymeris glycymeris (Linnaeus, 1758)
minuata, Arca minuata Deshayes, 1858 † (FOSSIL)
minuta, Eonavicula minuta (Sowerby, 1824) † (FOSSIL)
minuta, Arca minuta Brocchi, 1814 - syn of: Saccella commutata (Philippi, 1844)
minuta, Scaphula minuta Ghosh, 1922
minuta, Arca minuta Müller, 1776 - syn of: Nuculana minuta (Müller, 1776)
miocaenica, Arca miocaenica Cossmann & Peyrot, 1912 † (FOSSIL)
mirandana, Anadara mirandana Hodson & al., 1927 † (FOSSIL)
mississippiensis, Anadara mississippiensis Conrad, 1847 † (FOSSIL)
mississippiensis, Barbatia mississippiensis Conrad, 1854 † (FOSSIL)
miuraensis, Arca miuraensis Noda, 1966 - syn of: Arca boucardi Jousseaume, 1894
mixta, Arca mixta Dufour, 1881 † (FOSSIL)
miyatensis, Arca miyatensis Oyama, 1951 - syn of: Arca boucardi Jousseaume, 1894
modiolida, Barbatia modiolida Woodring, 1925 † (FOSSIL)
modioliformis, Barbatia modioliformis (Deshayes, 1829)
modioloides, Barbatia modioloides (Cantraine, 1835) † (FOSSIL)
modiolus, Arca modiolus Linnaeus, 1767 - syn of: Brachidontes modiolus (Linnaeus, 1767)
molengraaffii, Anadara molengraaffii Martin, 1914 † (FOSSIL)
mollis, Barbatia mollis Dunker, 1867 - syn of: Calloarca tenella (Reeve, 1844)
molokaia, Barbatia molokaia Dall, Bartsch & Rehder, 1938
mompicha, Anadara mompicha Olsson, 1964 † (FOSSIL)
montforti, Barbatia montforti Renard, 1994 † (FOSSIL)
morieri, Barbatia morieri Deshayes, 1858 † (FOSSIL)
mortenseni, Arca mortenseni Lynge, 1909 - syn of: Verilarca mortenseni (Lynge, 1909)
mosambicana, Mosambicarca mosambicana (Bianconi, 1856)
mosambicana, Arca mosambicana Bianconi, 1856 - syn of: Mosambicarca mosambicana (Bianconi, 1856)
mosambicana, Anadara mosambicana Bianconi, 1856 - syn of: Mosambicarca mosambicana (Bianconi, 1856)
mossambicensis, Anadara mossambicensis Kobelt, 1891 - syn of: Mosambicarca mosambicana (Bianconi, 1856)
mossambicensis, Arca mossambicensis Kobelt, 1891 - syn of: Mosambicarca mosambicana (Bianconi, 1856)
muii, Anadara muii Thach, 2016
multicostata, Larkinia multicostata (Sowerby, 1833)
multicostata, Arca multicostata Sowerby, 1833 - syn of: Larkinia multicostata (Sowerby, 1833)
multiformis, Scapharca multiformis Martin, 1879 † (FOSSIL)
multistriata, Arca multistriata Forsskål, 1775 - syn of: Limopsis multistriata (Forsskål, 1775)
multivillosa, Barbatia multivillosa Iredale, 1939 - syn of: Barbatia grayana Dunker, 1867
munda, Barbatia munda Sowerby, 1903 - syn of: Glycymeris munda (Sowerby, 1903)
mundeformata, Barbatia mundeformata (Laws, 1939) † (FOSSIL)
mussolis, Arca mussolis Pallary, 1920 - syn of: Arca despecta Fischer, 1876
mutabilis, Arca mutabilis Sowerby, 1833
myristica, Cunearca myristica Reeve, 1844 - syn of: Anadara craticulata (Nyst, 1848)
myristica, Arca myristica Reeve, 1844 - syn of: Anadara craticulata (Nyst, 1848)
mytiloides, Barbatia mytiloides (Brocchi, 1814) † (FOSSIL)
nagarjunai, Scaphula nagarjunai Janaki Ram & Radhakrishna, 1984
nagawensis, Anadara tatunokutiensis nagawensis Chinzei (FOSSIL)
nakamurai, Anadara nakamurai Mizuno, 1952 † (FOSSIL)
namnetensis, Arca namnetensis Cossmann, 1906 † (FOSSIL)
nana, Acar nana Kalishevich, 1981 † (FOSSIL)
nanggulanensis, Barbatia nanggulanensis Martin, 1914 † (FOSSIL)
nannodes, Arca nannodes Martin, 1885 † (FOSSIL)
naranjoana, Arca naranjoana Verneuil & Barrande, 1855 † - syn of: Actinodonta naranjoana (Verneuil & Barrande, 1855) † (FOSSIL)
natalensis, Anadara natalensis (Krauss, 1848)
nattheimensis, Barbatia nattheimensis Wellnhofer, 1964 † (FOSSIL)
naturezae, Acar naturezae Francisco, Barros & Lima, 2012
navicella, Arca navicella Reeve, 1844 - syn of: Striarca navicella (Reeve, 1844)
navicularis, Arca navicularis Bruguière, 1789
negata, Arca negata Cotton, 1947 † (FOSSIL)
nelsoni, Anadara nelsoni Spieker, 1922 - syn of: Anadara chiriquiensis bolivari Weisbord, 1922
newtoni, Arca newtoni Vredenburg, 1928 † (FOSSIL)
nicholsoni, Anadara nicholsoni Iredale, 1927 - syn of: Anadara trapezia (Deshayes, 1839)
nicobarica, Arca nicobarica Bruguière, 1789 - syn of: Scissileda nicobarica (Bruguière, 1789)
nigeriensis, Anadara nigeriensis Newton, 1922 † - syn of: Protonoetia nigeriensis (Newton, 1922) † (FOSSIL)
nigra, Arca nigra Lamy, 1907 - syn of: Didimacar nigra (Lamy, 1907)
ninohensis, Anadara ninohensis (Otuka, 1934) † (FOSSIL)
nipponensis, Arca nipponensis Pilsbry, 1901 - syn of: Anadara satowi (Dunker, 1882)
nipponica, Bathyarca nipponica Okutani, 1962
nitida, Arca nitida Brocchi, 1814
nivea, Barbatia nivea (Röding, 1798)
nivea, Arca nivea Chemnitz, 1784 - syn of: Barbatia foliata (Forsskål, 1775)
nivea, Barbatia nivea Röding, 1798 - syn of: Barbatia foliata (Forsskål, 1775)
nivea, Arca nivea Röding, 1798 - syn of: Barbatia foliata (Forsskål, 1775)
noae, Arca noae Linnaeus, 1758
nodifera, Tegillarca nodifera (Martens, 1860)
nodifera, Arca nodifera Von Martens, 1860 - syn of: Tegillarca nodifera (Martens, 1860)
nodosa, Arca nodosa MANCA, 1879 - syn of: Tegillarca granosa (Linnaeus, 1758)
nodulosa, Asperarca nodulosa (Müller, 1776)
nodulosa, Asperarca nodulosa (Muller, 1776) † (FOSSIL)
nodulosa, Arca nodulosa Lightfoot, 1786 - syn of: Tegillarca granosa (Linnaeus, 1758)
nodulosa, Arca nodulosa Müller, 1776 - syn of: Asperarca nodulosa (Müller, 1776)
nodulosa, Bentharca nodulosa Müller, 1776 - syn of: Asperarca nodulosa (Müller, 1776)
nodulosa scabra, Asperarca nodulosa scabra Poli, 1795 - syn of: Asperarca nodulosa (Müller, 1776)
noe abbreviata, Arca noe abbreviata Bucquoy, Dautzenberg & Dollfus, 1891 - syn of: Arca noae Linnaeus, 1758
noe albida, Arca noe albida Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe arcuata, Arca noe arcuata Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe atra, Arca noe atra Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe bifurcata, Arca noe bifurcata Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe clausa, Arca noe clausa Bucquoy, Dautzenberg & Dollfus, 1891 - syn of: Arca noae Linnaeus, 1758
noe expansa, Arca noe expansa Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe immensa, Arca noe immensa Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe ktenasi, Arca noe ktenasi Sakellariou, 1958 - syn of: Arca noae Linnaeus, 1758
noe latipes, Arca noe latipes Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe maravelakisi, Arca noe maravelakisi Sakellariou, 1958 - syn of: Arca noae Linnaeus, 1758
noe pessima, Arca noe pessima Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe sandalina, Arca noe sandalina Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe stricta, Arca noe stricta Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe suprapectinata, Arca noe suprapectinata Coen, 1929 - syn of: Arca noae Linnaeus, 1758
noe transversa, Arca noe transversa Bucquoy, Dautzenberg & Dollfus, 1891 - syn of: Arca noae Linnaeus, 1758
noe truncatula, Arca noe truncatula Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe typica, Arca noe typica Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
noe ventricosa, Arca noe ventricosa Monterosato, 1916 - syn of: Arca noae Linnaeus, 1758
notabilis, Anadara notabilis (Röding, 1798)
notabilis, Arca notabilis Röding, 1798 - syn of: Anadara notabilis (Röding, 1798)
notoflorida, Anadara notoflorida Vokes, 1969 † (FOSSIL)
nova, Barbatia nova Mabille, 1895 - syn of: Barbatia reeveana (D'Orbigny, 1846)
novaecaledoniae, Arca novaecaledoniae Baird, 1873 - syn of: Anadara oceanica (Lesson, 1831)
novaecaledoniae, Anadara novaecaledoniae Baird, 1873 - syn of: Anadara oceanica (Lesson, 1831)
novaezealandiae, Barbatia novaezealandiae (Smith, 1915)
novaezelandiae, Barbatia novaezelandiae Smith, 1915 - syn of: Barbatia novaezealandiae (Smith, 1915)
nucleator, Bathyarca nucleator (Dall, 1908)
nucleus, Arca nucleus Linnaeus, 1758 - syn of: Nucula nucleus (Linnaeus, 1758)
nuda, Arca nuda Münster, 1841 † (FOSSIL)
nugax, Anadara nugax Iredale, 1939
numaensis, Barbatia numaensis Noda, 1966 - syn of: Acar plicata (Dillwyn, 1817)
nummaria, Arca nummaria Linnaeus, 1758 - syn of: Glycymeris nummaria (Linnaeus, 1758)
nuttingi, Calloarca nuttingi (Dall, Bartsch & Rehder, 1938)
nuttingi, Coraliarca nuttingi Dall, Bartsch & Rehder, 1938 - syn of: Calloarca nuttingi (Dall, Bartsch & Rehder, 1938)
nux, Anadara nux (Sowerby, 1833)
oahua, Barbatia oahua Dall, Bartsch & Rehder, 1938
obeidi, Arca obeidi Abbass, 1972 † (FOSSIL)
obesa, Anadara obesa (Sowerby, 1833)
obesiformis, Arca obesiformis Grzybowski, 1899 - syn of: Anadara chiriquiensis bolivari Weisbord, 1922
obessa, Arca obessa Kotaka, 1953 - syn of: Tegillarca granosa (Linnaeus, 1758)
obessa, Anadara obessa Kotaka, 1953 - syn of: Tegillarca granosa (Linnaeus, 1758)
obliqua, Bathyarca obliqua Philippi, 1844 - syn of: Bathyarca philippiana (Nyst, 1848)
obliquaria, Barbatia obliquaria (Deshayes, 1829) † (FOSSIL)
obliquata, Barbatia obliquata (Wood, 1828)
obliquata, Arca obliquata Locard, 1899 - syn of: Bathyarca philippiana (Nyst, 1848)
obliquatula, Bathyarca obliquatula Dautzenberg, 1927 - syn of: Bathyarca philippiana (Nyst, 1848)
obliquidens, Anadara obliquidens Boettger, 1883 † (FOSSIL)
oblonga, Anadara oblonga Dunker, 1866 - syn of: Tegillarca granosa (Linnaeus, 1758)
oblonga, Barbatia oblonga Dunker, 1868 - syn of: Barbatia trapezina (Lamarck, 1819)
oblonga, Arca oblonga Philippi, 1849 - syn of: Tegillarca nodifera (Martens, 1860)
obtusa, Barbatia obtusa Reeve, 1844 - syn of: Barbatia virescens (Reeve, 1844)
obtusa duplicostata, Arca obtusa duplicostata Grabau & King, 1928 - syn of: Mesocibota bistrigata (Dunker, 1866)
obtusoides, Barbatia virescens obtusoides Nyst
occidentalis, Arca zebra occidentalis Philippi
occidentalis, Arca occidentalis Philippi, 1847 - syn of: Arca zebra occidentalis Philippi, 1847
occlusa, Anadara occlusa (Reeve, 1844)
oceanica, Anadara oceanica (Lesson, 1831)
oceanica, Arca oceanica Lesson, 1831 - syn of: Anadara oceanica (Lesson, 1831)
ocellata, Arca ocellata Kobelt, 1889 - syn of: Arca boucardi Jousseaume, 1894
ocellata, Arca ocellata Reeve, 1844
ogawai, Anadara ogawai Makiyama, 1943 † (FOSSIL)
olivacea, Arca olivacea Reeve, 1844 - syn of: Estellacar olivacea (Reeve, 1844)
oliveirae, Acar oliveirae Francisco, Barros & Lima, 2012
olivercoseli, Acar olivercoseli Huber, 2010
olssoni, Anadara olssoni Clark & Durham, 1946 † (FOSSIL)
oostinghi, Barbatia oostinghi Beets, 1941 † (FOSSIL)
opthanta, Anadara opthanta Woodring, 1925 † (FOSSIL)
opuraensis, Acar opuraensis (Powell & Bartrum, 1928) † (FOSSIL)
orbiculata, Bathyarca orbiculata (Dall, 1881)
oresta, Anadara halidonata oresta Woodring
orientalis, Bathyarca orientalis (Thiele & Jaeckel, 1931)
ornata, Barbatia ornata Deshayes, 1858 † (FOSSIL)
osawanoensis, Barbatia osawanoensis Tsuda, 1959 † (FOSSIL)
ovalis, Lunarca ovalis (Bruguière, 1789)
ovalis, Arca ovalis Bruguière, 1789 - syn of: Lunarca ovalis (Bruguière, 1789)
ovata, Barbatia ovata Gmelin, 1791 - syn of: Barbatia foliata (Forsskål, 1775)
ovata, Arca ovata Reeve, 1844 - syn of: Anadara aequatorialis (D'Orbigny, 1846)
oyomai, Anadara oyomai Habe
pacifica, Bathyarca pacifica Nomura, Niino & Zinbo, 1934 - syn of: Samacar strabo (Hedley, 1915)
pacifica, Arca pacifica Sowerby, 1833
palabuanensis, Trisidos palabuanensis Martin, 1910 † (FOSSIL)
palmerae, Barbatia palmerae Richards, 1953 † (FOSSIL)
panamensis, Arca panamensis Bartsch, 1931 - syn of: Acar gradata (Broderip & Sowerby, 1829)
panamensis, Barbatia panamensis Bartsch, 1931 - syn of: Acar gradata (Broderip & Sowerby, 1829)
panensis, Anadara panensis Ihering, 1914 † (FOSSIL)
pangkaensis, Anadara pangkaensis (Martin, 1910) † (FOSSIL)
pantheonensis, Arca pantheonensis Spieker, 1922 † (FOSSIL)
papillosa, Arca papillosa Petit De La Saussaye, 1869 - syn of: Arca tetragona Poli, 1795
paradiagona, Barbatia paradiagona Dockery, 1982 † (FOSSIL)
parallelogramma, Arca parallelogramma Dufour, 1881 † (FOSSIL)
paratina, Arca paratina Dall, 1898 † (FOSSIL)
pariaensis, Anadara pariaensis Maury, 1912 - syn of: Lunarca ovalis (Bruguière, 1789)
pariaensis, Arca pariaensis Maury, 1912 - syn of: Lunarca ovalis (Bruguière, 1789)
partannensis, Acar partannensis De Gregorio, 1884 - syn of: Acar clathrata (Defrance, 1816)
particularis, Arca particularis Del Rio, 1992 † (FOSSIL)
parva, Barbatia parva (Sowerby, 1833)
parventricosa, Arca parventricosa Iredale, 1939 - syn of: Arca ventricosa Lamarck, 1819
parvivillosa, Barbatia parvivillosa (Iredale, 1939)
pasada, Anadara pasada Olsson, 1964 † (FOSSIL)
paserula, Arca paserula Sheldon, 1916 - syn of: Bentharca asperula (Dall, 1881)
passa, Anadara passa Iredale, 1939
patagonica, Arca patagonica Ihering, 1897 † (FOSSIL)
patheonensis, Anadara patheonensis Spieker, 1922 - syn of: Anadara nux (Sowerby, 1833)
patriarcha, Anadara patriarcha Anderson, 1929 † (FOSSIL)
patriarchalis, Arca patriarchalis Röding, 1798
patricia, Anadara patricia Sowerby, 1849 † (FOSSIL)
paucigranosa, Anadara paucigranosa Dunker, 1866 - syn of: Tegillarca nodifera (Martens, 1860)
paulucciana, Barbatia paulucciana Tapparone-Canefri, 1876 - syn of: Mesocibota bistrigata (Dunker, 1866)
pectinata, Anadara pectinata (Brocchi, 1814) † (FOSSIL)
pectinoides, Anadara pectinoides King & Broderip, 1832 - syn of: Lunarca ovalis (Bruguière, 1789)
pectinoides, Arca pectinoides King, 1832 - syn of: Lunarca ovalis (Bruguière, 1789)
pectunculiformis, Bathyarca pectunculiformis Locard, 1886 - syn of: Bathyarca pectunculoides (Scacchi, 1834)
pectunculoides, Bathyarca pectunculoides (Scacchi, 1834)
pectunculoides, Arca pectunculoides Scacchi, 1834 - syn of: Bathyarca pectunculoides (Scacchi, 1834)
pectunculoides crenulata, Bathyarca pectunculoides crenulata Verrill, 1882 - syn of: Bathyarca frielei (Friele, 1877)
pectunculoides grandis, Arca pectunculoides grandis Leche, 1878 - syn of: Bathyarca grandis (Leche, 1878)
pectunculoides major, Arca pectunculoides major Friele, 1878 - syn of: Bathyarca pectunculoides (Scacchi, 1834)
pectunculoides orbiculata, Bathyarca pectunculoides orbiculata Dall, 1881 - syn of: Bathyarca orbiculata (Dall, 1881)
pectunculoides orbiculata, Arca pectunculoides orbiculata Dall, 1881 - syn of: Bathyarca orbiculata (Dall, 1881)
pectunculoides pellucida, Bathyarca pectunculoides pellucida Oliver & Allen, 1980 - syn of: Bathyarca pectunculoides (Scacchi, 1834)
pectunculoides septentrionalis, Bathyarca pectunculoides septentrionalis Sars, 1878 - syn of: Bathyarca pectunculoides (Scacchi, 1834)
pectunculus, Arca pectunculus Linnaeus, 1758 - syn of: Tucetona pectunculus (Linnaeus, 1758)
peethensis, Arca peethensis d'Archaic, 1850 † (FOSSIL)
peitaihoensis, Anadara peitaihoensis Grabau & King, 1928 - syn of: Anadara gubernaculum (Reeve, 1844)
peitaihoensis, Arca peitaihoensis Grabau & King, 1928 - syn of: Anadara gubernaculum (Reeve, 1844)
pella, Arca pella Linnaeus, 1767 - syn of: Nuculana pella (Linnaeus, 1767)
pellucida, Arca pellucida Gmelin, 1791 - syn of: Scissileda nicobarica (Bruguière, 1789)
penangana, Scapharca penangana Jousseaume, 1893 - syn of: Anadara rhomboidalis (Schumacher, 1817)
penangana, Arca penangana Jousseaume, 1893 - syn of: Anadara rhomboidalis (Schumacher, 1817)
penjicus, Acar penjicus Sinelnikova, 1997 † (FOSSIL)
pennantiana, Arca pennantiana Leach, 1852 - syn of: Striarca lactea (Linnaeus, 1758)
pennelli, Lunarca pennelli Gabb, 1873 † (FOSSIL)
peregrina, Acar peregrina Libassi, 1859 - syn of: Acar clathrata (Defrance, 1816)
perforans, Arca perforans Turton, 1819 - syn of: Striarca lactea (Linnaeus, 1758)
pergracilis, Arca pergracilis Wade, 1926 † (FOSSIL)
perinesa, Barbatia perinesa Oliver & Chesney, 1994
perlabiata, Arca perlabiata Grant & Gale, 1931 - syn of: Anadara perlabiata Grant & Gale, 1931
perlabiata, Anadara perlabiata Grant & Gale, 1931
permiana, Arca permiana D'Orbigny, 1850 † - syn of: Parallelodon kingiana (de Verneuil, 1845) † (FOSSIL)
pernoides, Acar pernoides Strong, 1932 - syn of: Acar bailyi Bartsch, 1931
pernula, Arca pernula Müller, 1776 - syn of: Nuculana pernula (Müller, 1779)
perpectinata, Arca perpectinata De Gregorio, 1930 † (FOSSIL)
perplura, Anadara perplura Woodring, 1925 † (FOSSIL)
pertenuicosta, Scapharca pertenuicosta Maury, 1924 † (FOSSIL)
pertransversa, Anadara diluvii pertransversa Sacco (FOSSIL)
perventricosa, Arca perventricosa Iredale, 1939
perversidens, Bathyarca perversidens Hedley, 1902
pesmaticis, Anadara pesmaticis Oliver & Chesney, 1994 - syn of: Anadara crassicostata (Adams, 1873)
petasion, Acar petasion (Kilburn, 1983)
petersburgensis, Anadara petersburgensis Olsson & Harbison, 1953
petersburgensis?, Anadara petersburgensis? Olsson & Harbison, 1953
petersii, Barbatia petersii Dunker, 1871 - syn of: Barbatia trapezina (Lamarck, 1819)
petropolitana, Arca petropolitana Stenzel & Krause, 1957 † (FOSSIL)
petunculoides, Bathyarca petunculoides Scacchi, 1835 - syn of: Bathyarca pectunculoides (Scacchi, 1834)
pexata, Arca pexata Say, 1821 - syn of: Lunarca ovalis (Bruguière, 1789)
pexata, Anadara pexata Say, 1821 - syn of: Lunarca ovalis (Bruguière, 1789)
pexata, Arca pexata Say, 1822 - syn of: Lunarca ovalis (Bruguière, 1789)
phalacra, Barbatia phalacra Dall, 1898 † (FOSSIL)
pharaonis, Anadara pharaonis P. Fischer, 1871 - syn of: Anadara ehrenbergi (Dunker, 1868)
philippiana, Bathyarca philippiana (Nyst, 1848)
philippiana, Scapharca philippiana Dunker, 1882 - syn of: Anadara tricenicosta (Nyst, 1848)
philippiana grenophia, Bathyarca philippiana grenophia (Risso, 1826)
pholadiformis, Barbatia pholadiformis Adams, 1852 - syn of: Acar rostae (Berry, 1954)
picota, Barbatia picota Olsson, 1964 † (FOSSIL)
pilula, Anadara pilula (Reeve, 1843)
pilula, Arca pilula Reeve, 1843 - syn of: Anadara pilula (Reeve, 1843)
pilula, Scapharca pilula Reeve, 1843 - syn of: Anadara pilula (Reeve, 1843)
pilula, Cunearca pilula Reeve, 1843 - syn of: Anadara pilula (Reeve, 1843)
pilula bataviensis, Anadara pilula bataviensis Lamy, 1907 - syn of: Anadara bataviensis (Lamy, 1907)
pilula saccula, Potiarca pilula saccula Iredale, 1939 - syn of: Anadara pilula (Reeve, 1843)
pinguescens, Scapharca pinguescens Maury, 1924 † (FOSSIL)
pinna, Scaphula pinna Benson, 1856
pirpa, Acar pirpa De Gregorio, 1884 - syn of: Acar clathrata (Defrance, 1816)
pisolina, Arca pisolina Lamarck, 1819 - syn of: Striarca pisolina (Lamarck, 1819)
pistachia, Barbatia pistachia (Lamarck, 1819)
pistachia, Arca pistachia Lamarck, 1819 - syn of: Barbatia pistachia (Lamarck, 1819)
pistachia separata, Barbatia pistachia separata Iredale, 1925 - syn of: Barbatia pistachia (Lamarck, 1819)
pisum, Bathyarca pisum Dall, Bartsch & Rehder, 1938
pittensis, Arca pittensis Marwick, 1928 † (FOSSIL)
pittieri, Cunearca pittieri Dall, 1912 † (FOSSIL)
planicostata, Barbatia appendiculata planicostata Deshayes
platei, Barbatia platei (Stempell, 1899)
plicata, Acar plicata (Dillwyn, 1817)
plicata, Arca plicata Chemnitz, 1795 - syn of: Acar plicata (Dillwyn, 1817)
plicatura, Anadara plicatura (Conrad, 1845) † (FOSSIL)
polii, Anadara polii Mayer, 1868 - syn of: Anadara gibbosa (Reeve, 1844)
polii grandis, Arca polii grandis Monterosato, 1875 - syn of: Anadara corbuloides (Monterosato, 1878)
polycyma, Bathyarca polycyma (Dall, 1881)
pompholax, Bathyarca pompholax Dall, 1908
ponderosa, Anadara ponderosa Say, 1822 - syn of: Eontia ponderosa (Say, 1822)
ponderosa, Arca ponderosa Say, 1822 - syn of: Eontia ponderosa (Say, 1822)
powelli, Acar powelli Laws, 1950 † (FOSSIL)
praeboucardi, Arca praeboucardi Sinelnikova, 1990 † - syn of: Arca boucardi Jousseaume, 1894 (FOSSIL)
praenominata, Barbatia praenominata Cossmann & Peyrot, 1912
praerudis, Arca praerudis Dufour, 1881 † (FOSSIL)
pratti, Barbatia pratti (Morris & Lycett, 1948) † (FOSSIL)
preangerensis, Anadara preangerensis Martin, 1910 † (FOSSIL)
prephina, Anadara prephina (Woodring, 1925) † (FOSSIL)
prephina, Diluvarca prephina Woodring, 1925 † - syn of: Anadara prephina (Woodring, 1925) † (FOSSIL)
primitiva, Arca primitiva Phillips † (FOSSIL)
profundicola, Bathyarca profundicola Verrill & Smith, 1885 - syn of: Bentharca asperula (Dall, 1881)
progonica, Anadara dariensis progonica Woodring
prolatens, Arca prolatens Iredale, 1939 - syn of: Barbatia pistachia (Lamarck, 1819)
prolatens, Barbatia prolatens Iredale, 1939 - syn of: Barbatia pistachia (Lamarck, 1819)
proletaria, Lunarca proletaria Pilsbry & Johnson, 1917 † (FOSSIL)
propatula, Barbatia propatula (Conrad, 1844) † (FOSSIL)
propeheterondata, Arca propeheterondata De Gregorio, 1880 † (FOSSIL)
propertua, Barbatia propertua Woodring, 1925 † (FOSSIL)
protracta, Anadara protracta (Rogers & Rogers, 1837) † (FOSSIL)
protracta, Arca protracta Conrad, 1848 † (FOSSIL)
proxima, Arca proxima Dufour, 1881 † (FOSSIL)
pseudoantiquata, Arca pseudoantiquata Martin, 1883 † (FOSSIL)
pseudoillota, Fugleria pseudoillota (Reinhart, 1937)
pseudolamellosa, Acar pseudolamellosa Berezovsky, 2014 † (FOSSIL)
pseudonavicula, Barbatia pseudonavicula Eames, 1951 † (FOSSIL)
pseudonavicularis, Arca pseudonavicularis Tate, 1886 † (FOSSIL)
pteroessa, Arca pteroessa Smith, 1885 - syn of: Bentharca asperula (Dall, 1881)
pubigera, Arca pubigera Philippi, 1851 - syn of: Anadara tricenicosta (Nyst, 1848)
pulchella, Acar pulchella (Reeve, 1844)
pulchella, Tegillarca pulchella Dunker, 1868 - syn of: Tegillarca granosa (Linnaeus, 1758)
pulchella, Arca pulchella Gmelin, 1791 - syn of: Glycymeris glycymeris (Linnaeus, 1758)
pumila, Anadara pumila (Dunker, 1868)
pumila, Barbatia pumila Tate, 1886 † (FOSSIL)
punctifera, Barbatia punctifera (Deshayes, 1829) † (FOSSIL)
puntabravoensis, Lunarca puntabravoensis Olsson, 1931 † (FOSSIL)
puntaensis, Arca puntaensis del Río & Camacho-García, 1998 † (FOSSIL)
pusilla, Acar pusilla (Sowerby, 1833)
pusilla, Barbatia pusilla Angas, 1867 - syn of: Acar botanica (Hedley, 1917)
pygmaea, Anadara pygmaea (Adams, 1872)
pygmaea, Scapharca pygmaea Adams, 1872 - syn of: Anadara pygmaea (Adams, 1872)
pyrrhotus, Barbatia pyrrhotus Oliver & Holmes, 2004
quadrilatera, Arca quadrilatera Lamarck, 1805 † (FOSSIL)
quadrilatera, Larkinia grandis quadrilatera Sowerby
quadrilatera, Arca quadrilatera Sowerby, 1833 - syn of: Larkinia grandis quadrilatera (Sowerby, 1833)
quilonensis, Anadara quilonensis Dey, 1961 † (FOSSIL)
quilonensis, Barbatia quilonensis Dey, 1961 † (FOSSIL)
quoyi, Arca quoyi Payraudeau, 1826 - syn of: Striarca lactea (Linnaeus, 1758)
rachelcarsonae, Arca rachelcarsonae Petuch & Myers, 2014
raddii, Lunarca raddii Nardini, 1937 † (FOSSIL)
radiata, Arca radiata Reeve, 1844 - syn of: Anadara tricenicosta (Nyst, 1848)
radiata, Arca radiata Sowerby, 1840 † (FOSSIL)
radula, Arca radula Smith, 1885 - syn of: Barbatia pistachia (Lamarck, 1819)
radula, Barbatia radula Smith, 1885 - syn of: Barbatia pistachia (Lamarck, 1819)
raridentata, Bathyarca raridentata (Wood, 1840)
rectangula, Hawaiarca rectangula Dall & al., 1938
rectangularis, Arca rectangularis Tokunaga, 1906 - syn of: Arca boucardi Jousseaume, 1894
reeveana, Barbatia reeveana (D'Orbigny, 1846)
reeveana, Calloarca reeveana D'Orbigny, 1846 - syn of: Barbatia reeveana (D'Orbigny, 1846)
reeveana, Arca reeveana Nyst, 1848 - syn of: Anadara broughtonii (Schrenck, 1867)
reeveana lasperlensis, Calloarca reeveana lasperlensis Sheldon & Maury, 1922 - syn of: Barbatia reeveana (D'Orbigny, 1846)
reeveana velataformis, Calloarca reeveana velataformis Sheldon & Maury, 1922 - syn of: Barbatia reeveana (D'Orbigny, 1846)
reevei, Trisidos tortuosa reevei Iredale
reinharti, Anadara reinharti Lowe, 1935
rembangensis, Barbatia rembangensis Martin, 1910 † (FOSSIL)
requiescens, Acar requiescens (Melvill & Standen, 1907)
reticularis, Arca reticularis Lamarck, 0 - syn of: Acar domingensis (Lamarck, 1819)
reticulata, Acar reticulata (Gmelin, 1791)
reticulata, Arca reticulata Risso, 1826 - syn of: Striarca lactea (Linnaeus, 1758)
reticulata, Arca reticulata Turton, 1819 - syn of: Barbatia barbata (Linnaeus, 1758)
retusa, Arca retusa Lamarck, 1819 - syn of: Arca patriarchalis Röding, 1798
revelata, Barbatia revelata (Deshayes, 1863)
reversa, Arca reversa Sowerby, 1833 - syn of: Noetia reversa (Sowerby, 1833)
rhombea, Tegillarca rhombea (Born, 1778)
rhombea, Arca rhombea Born, 1778 - syn of: Tegillarca rhombea (Born, 1778)
rhombea, Scapharca rhombea Born, 1778 - syn of: Tegillarca rhombea (Born, 1778)
rhombea, Arca rhombea Born, 1778 - syn of: Tegillarca rhombea (Born, 1778)
rhombea, Cunearca rhombea Born, 1778 - syn of: Tegillarca rhombea (Born, 1778)
rhombea pseudogranosa, Arca rhombea pseudogranosa Lamy, 1903 - syn of: Tegillarca aequilatera (Dunker, 1868)
rhombea pseudogranosa, Tegillarca rhombea pseudogranosa Lamy, 1903 - syn of: Tegillarca aequilatera (Dunker, 1868)
rhomboidalis, Anadara rhomboidalis (Schumacher, 1817)
rhomboidalis, Arca rhomboidalis Lynge, 1909 - syn of: Anadara rhomboidalis (Schumacher, 1817)
rhomboidalis, Arca rhomboidalis Schumacher, 1817 - syn of: Anadara rhomboidalis (Schumacher, 1817)
rhomboidella, Barbatia rhomboidella (Lea, 1833) † (FOSSIL)
riculata, Barbatia riculata Gmelin, 1791 - syn of: Acar reticulata (Gmelin, 1791)
rigaultiana, Barbatia rigaultiana Deshayes, 1858 † (FOSSIL)
riocanensis, Cunearca riocanensis Maury, 1917 † (FOSSIL)
riogurabonica, Anadara riogurabonica Maury, 1917 † (FOSSIL)
rodatzi, Barbatia rodatzi Dunker, 1866 - syn of: Barbatia amygdalumtostum (Röding, 1798)
rosea, Arca rosea Nardo, 1847 - syn of: Striarca lactea (Linnaeus, 1758)
rostae, Acar rostae (Berry, 1954)
rostae, Barbatia rostae Berry, 1954 - syn of: Acar rostae (Berry, 1954)
rostrae, Acar rostrae Berry, 1954
rostrata, Arca rostrata Bruguière, 1789 - syn of: Nuculana pernula (Müller, 1779)
rostrata, Arca rostrata Montagu, 1808 - syn of: Nuculana montagui (Gray, 1825)
rotundicostata, Anadara rotundicostata (Reeve, 1843)
rubrofusca, Arca rubrofusca Smith, 1879 - syn of: Lissarca rubrofusca (Smith, 1879)
rubrotincta, Deltaodon rubrotincta (Kuroda & Habe, 1958)
rufescens, Anadara rufescens (Reeve, 1844)
rugifera, Anadara rugifera (Dunker, 1866)
rugosa, Arca rugosa Münster, 1841 † - syn of: Cucullaea rugosa (Münster, 1841) † (FOSSIL)
rustica, Scapharca rustica Martin, 1883 † (FOSSIL)
rustica, Anadara rustica Tuomey & Holmes, 1857 † (FOSSIL)
sabinae, Anadara sabinae (Morlet, 1889)
sabuletorum, Barbatia sabuletorum Deshayes, 1858 † (FOSSIL)
sagamiensis, Bathyarca sagamiensis Okutani, 2000 - syn of: Bathyarca nipponica Okutani, 1962
sagrinata, Asperarca sagrinata (Dall, 1886)
sakamizuensis, Arca sakamizuensis Hatai & Nisiyama, 1952 † (FOSSIL)
saladillaensis, Anadara saladillaensis Hodson & al., 1927 † (FOSSIL)
salomonensis, Arca salomonensis Gemmellaro, 1896 † (FOSSIL)
samanensis, Lunarca samanensis Gray, 0 - syn of: Barbatia grayana Dunker, 1867
sanctaehelenae, Arca sanctaehelenae Smith, 1890 - syn of: Arca bouvieri Fischer, 1874
sandbergeri, Arca sandbergeri Deshayes, 1860 † (FOSSIL)
sandersonae, Acar sandersonae Powell, 1933
sandersonae, Barbatia sandersonae Powell, 1933 - syn of: Acar sandersonae Powell, 1933
sansebastiana, Scapharca sansebastiana Sheldon & Maury, 1920 † (FOSSIL)
santana, Anadara santana Loel & Corey, 1932 † (FOSSIL)
santarosana, Anadara santarosana Dall, 1898 † (FOSSIL)
sativa, Anadara sativa (F.R. Bernard, Cai & Morton, 1993)
satowi, Anadara satowi (Dunker, 1882)
satowi, Scapharca satowi Dunker, 1882 - syn of: Anadara satowi (Dunker, 1882)
satowi castellata, Anadara satowi castellata Yokoyama, 1923 † (FOSSIL)
savignyarca, Barbatia savignyarca Jousseaume, 1891 - syn of: Barbatia obliquata (Wood, 1828)
saviolum, Mimarcaria saviolum Iredale, 1939
scabra, Barbatia scabra Poli, 1795 - syn of: Asperarca nodulosa (Müller, 1776)
scabra, Arca scabra Sowerby, 1892 - syn of: Arca patriarchalis Röding, 1798
scabrosa, Barbatia scabrosa (Nyst, 1848) † (FOSSIL)
scalarina, Cunearca scalarina (Heilprin, 1887) † (FOSSIL)
scalaris, Cunearca scalaris (Conrad, 1844) † (FOSSIL)
scapha, Anadara antiquata scapha Gmelin
scapha mossambicana, Mosambicarca scapha mossambicana Von Martens, 1880 - syn of: Mosambicarca mosambicana (Bianconi, 1856)
scapha mossambicana, Arca scapha mossambicana Von Martens, 1880 - syn of: Mosambicarca mosambicana (Bianconi, 1856)
scazon, Barbatia scazon (Iredale, 1939)
schizotoma, Arca schizotoma Dall, 1898 - syn of: Anadara trilineata calcarea Grant & Gale, 1931 †
scripta, Arca scripta Born, 1778 - syn of: Glycymeris scripta (Born, 1778)
sculptata, Barbatia sculptata (Deshayes, 1829) † (FOSSIL)
sculptata?, Barbatia sculptata? (Deshayes, 1829)
sculptilis, Barbatia sculptilis (Reeve, 1844)
sculpturata, Barbatia sculpturata Turton, 1932
sculpturata, Arca sculpturata Viader, 1951 - syn of: Barbatia pyrrhotus Oliver & Holmes, 2004
secernenda, Anadara secernenda (Lamy, 1907)
sechurana, Anadara sechurana Olsson, 1932 † (FOSSIL)
secreta, Asperarca secreta La Perna, 1998
secticostata, Anadara tuberculosa secticostata Reeve
securiculata, Arca securiculata Wade, 1926 † (FOSSIL)
sedanensis, Scapharca sedanensis Martin, 1910 † (FOSSIL)
sellardsi, Anadara sellardsi Mansfield, 1932 † (FOSSIL)
semidentata, Anadara semidentata Deshayes, 1850 - syn of: Lunarca ovalis (Bruguière, 1789)
semidentata, Arca semidentata Deshayes, 1850 - syn of: Lunarca ovalis (Bruguière, 1789)
semirita, Barbatia semirita Berezovsky, 2010 † (FOSSIL)
semitorta, Trisidos semitorta (Lamarck, 1819)
semitorta, Arca semitorta Lamarck, 1819 - syn of: Trisidos semitorta (Lamarck, 1819)
semitorta torta, Trisidos semitorta torta Mörch, 1850 - syn of: Trisidos torta (Mörch, 1850)
senegalensis, Anadara senegalensis (Gmelin, 1791)
senilis, Senilia senilis (Linnaeus, 1758)
septifera, Arca septifera Grzybowski, 1899 - syn of: Anadara chiriquiensis bolivari Weisbord, 1922
seraperta, Barbatia seraperta Harris, 1946 † (FOSSIL)
setigera, Barbatia setigera (Reeve, 1844)
setigera, Arca setigera Dunker, 1853 - syn of: Mosambicarca hians (Reeve, 1844)
setigericosta, Anadara setigericosta (Nyst, 1848)
setigericosta, Arca setigericosta Nyst, 1848 - syn of: Anadara setigericosta (Nyst, 1848)
setoensis, Anadara setoensis (Yokoyama, 1938) † (FOSSIL)
siamensis, Anadara siamensis Lynge, 1909 - syn of: Anadara vellicata (Reeve, 1844)
sibogai, Bathyarca sibogai (Prashad, 1932)
signata, Mesocibota signata (Dunker, 1868)
silverdalensis, Cunearca silverdalensis Kellum, 1926 † (FOSSIL)
similis, Anadara similis (Adams, 1852)
simulans, Barbatia simulans Tate, 1886 † (FOSSIL)
sinensis, Barbatia sinensis Philippi, 1851 - syn of: Barbatia virescens (Reeve, 1844)
singularis, Anadara singularis Noda, 1966 - syn of: Mabellarca dautzenbergi (Lamy, 1907)
singularis, Lunarca singularis Noda, 1966 - syn of: Mabellarca dautzenbergi (Lamy, 1907)
sinuata, Arca sinuata Lamarck, 1819 - syn of: Barbatia foliata (Forsskål, 1775)
sinuata, Arca sinuata Martin, 1885 † (FOSSIL)
sinuata, Bathyarca sinuata Pelseneer, 1903
sisquocensis, Arca sisquocensis Reinhart, 1937 † (FOSSIL)
sobrina, Scapharca sobrina Pilsbry & Johnson, 1917 † - syn of: Anadara henekeni Maury, 1917 † (FOSSIL)
sociella, Acar sociella (Brookes, 1926)
solida, Lunarca solida (Broderip & Sowerby, 1829)
solida, Barbatia solida Sowerby I, 1833 - syn of: Arcopsis solida (Sowerby, 1833)
solida, Arca solida Sowerby, 1833 - syn of: Arcopsis solida (Sowerby, 1833)
solidula, Barbatia solidula Dunker, 1868
soluta, Barbatia soluta Berezovsky, 2015 † (FOSSIL)
sowerbyi, Arca sowerbyi D'Orbigny, 1846 - syn of: Anadara biangulata (Sowerby, 1833)
soyoae, Calloarca soyoae (Habe, 1958)
spathulata, Barbatia spathulata Deshayes, 1858 † (FOSSIL)
spatulata, Arca spatulata Deshayes, 1881 † (FOSSIL)
speciosa, Anadara speciosa (Philippi, 1849)
speyeri, Barbatia speyeri (Semper, 1861) † (FOSSIL)
sphaerica, Arca sphaerica Kobelt, 1888 - syn of: Anadara gibbosa (Reeve, 1844)
spiekeri, Scapharca spiekeri Olsson, 1932 † (FOSSIL)
springeri, Anadara springeri Rehder & Abbott, 1951 - syn of: Anadara secernenda (Lamy, 1907)
springvalensis, Anadara springvalensis Vokes, 1938 † (FOSSIL)
squamosa, Acar squamosa (Lamarck, 1819)
squamosa, Arca squamosa Lamarck, 1819 - syn of: Acar squamosa (Lamarck, 1819)
staminata, Anadara staminata (Dall, 1898) † (FOSSIL)
staminea, Dallarca staminea (Say, 1832) † (FOSSIL)
stearnsi, Barbatia stearnsi (Pilsbry, 1895)
steffeni, Bentharca steffeni Amano, Jenkins & Nishida, 2015 † (FOSSIL)
stellata, Arca stellata Bruguière, 1789 - syn of: Glycymeris stellata (Bruguière, 1789)
stigmosa, Barbatia stigmosa Dunker, 1853 - syn of: Barbatia complanata (Bruguière, 1789)
strabo, Samacar strabo (Hedley, 1915)
strabo, Arca strabo Hedley, 1915 - syn of: Samacar strabo (Hedley, 1915)
strebeli, Bathyarca strebeli (Melvill & Standen, 1907)
strebla, Anadara strebla Gardner, 1947 † (FOSSIL)
striata, Arca striata Gmelin, 1791 - syn of: Limopsis multistriata (Forsskål, 1775)
striatella, Arca striatella Nyst, 1848 - syn of: Striarca lactea (Linnaeus, 1758)
striatula, Arca striatula Hislop, 1859 † (FOSSIL)
striatularis, Barbatia striatularis (Melleville, 1843) † (FOSSIL)
strigilata, Arca strigilata Munster, 1838 † - syn of: Parallelodon strigilatum (Munster, 1838) † (FOSSIL)
strongi, Barbatia strongi Loel & Corey, 1932 † (FOSSIL)
subaequalis, Arca subaequalis McCoy, 1851 † (FOSSIL)
subbarbatula, Arca subbarbatula Dufour, 1881 † (FOSSIL)
subcalcarea, Arca subcalcarea Oostingh, 1941 † (FOSSIL)
subcandida, Barbatia subcandida Woodring, 1925 † (FOSSIL)
subcrenata, Arca subcrenata Lischke, 1869 - syn of: Anadara sativa (F.R. Bernard, Cai & Morton, 1993)
subelongata, Arca subelongata Nyst, 1848 - syn of: Anadara aequatorialis (D'Orbigny, 1846)
subfiligrana, Arca subfiligrana d'Archaic & Haime, 1853 † (FOSSIL)
subglobosa, Anadara subglobosa (Kobelt, 1889)
subgranosa, Anadara subgranosa (Dunker, 1869)
subhelbingi, Barbatia subhelbingi (D'Orbigny, 1852)
subhelbingi variabilis, Barbatia subhelbingi variabilis Mayer, 1868
subhelblingi, Barbatia subhelblingi D'Orbigny, 1852 - syn of: Barbatia subhelbingi (D'Orbigny, 1852)
sublata, Arca sublata Thurmann & Etallon, 1862 † (FOSSIL)
submarylandica, Calloarca submarylandica Maury, 1917 † (FOSSIL)
subminuata, Arca subminuata Dufour, 1881 † (FOSSIL)
submontereyana, Anadara submontereyana Clark, 1918 † (FOSSIL)
submultiformis, Arca submultiformis Vredenburg, 1928 † (FOSSIL)
submytiloides, Barbatia submytiloides (Tournouer, 1876) † (FOSSIL)
subnavicularis, Arca subnavicularis Iredale, 1939 - syn of: Arca navicularis Bruguière, 1789
subnitens, Arca subnitens Récluz, 1851 - syn of: Senilia senilis (Linnaeus, 1758)
subnitens, Senilia subnitens Récluz, 1851 - syn of: Senilia senilis (Linnaeus, 1758)
suboblonga, Anadara suboblonga Boettger, 1883 † (FOSSIL)
subprotracta, Arca subprotracta Heilprin, 1881 † (FOSSIL)
subquadrangula, Arca subquadrangula Dunker, 1847 - syn of: Arca navicularis Bruguière, 1789
subrostrata, Dallarca subrostrata (Conrad, 1841) † (FOSSIL)
subrubra, Anadara subrubra (Dunker, 1866)
subtrigonalis, Barbatia subtrigonalis Martin, 1883 † (FOSSIL)
subtumida, Arca subtumida D'Orbigny, 1850 † - syn of: Parallelodon striatus (von Schlotheim, 1816) † (FOSSIL)
subvelata, Arca subvelata Suter, 1917 † (FOSSIL)
suessi, Anadara suessi (Kautsky, 1925) † (FOSSIL)
suggesta, Anadara suggesta Iredale, 1939 - syn of: Anadara antiquata (Linnaeus, 1758)
sulcata, Vitracar sulcata (Lamarck, 1819)
sulcata, Arca sulcata Lamarck, 1819 - syn of: Vitracar sulcata (Lamarck, 1819)
sulcata, Barbatia sulcata Lamarck, 1819 - syn of: Vitracar sulcata (Lamarck, 1819)
sulcicosta, Arca sulcicosta Gabb, 1866 - syn of: Anadara trilineata calcarea Grant & Gale, 1931 †
sulcicosta, Arca sulcicosta Nyst, 1836 † (FOSSIL)
sulcicostata, Anadara sulcicostata (Nyst, 1836) † (FOSSIL)
sulcosa, Arca sulcosa Hyning, 1946 - syn of: Anadara transversa (Say, 1822)
sullanensis, Lunarca sullanensis Gray, 0 - syn of: Barbatia grayana Dunker, 1867
sundaiana, Barbatia sundaiana Martin, 1916 † (FOSSIL)
suspecta, Arca suspecta Olsson, 1964 † (FOSSIL)
suzukii, Anadara suzukii Noda, 1966 - syn of: Anadara consociata (Smith, 1885)
suzukii, Arca suzukii Noda, 1966 - syn of: Anadara consociata (Smith, 1885)
suzzalloi, Barbatia suzzalloi Weaver & Palmer, 1922 † (FOSSIL)
symmetrica, Barbatia symmetrica Reeve, 1844 - syn of: Striarca symmetrica (Reeve, 1844)
symphenacis, Arca symphenacis Oliver & Chesney, 1994 - syn of: Arca navicularis Bruguière, 1789
tabogensis, Fugleria tabogensis Adams, 1852 - syn of: Barbatia illota (Sowerby, 1833)
tabogensis, Arca tabogensis Adams, 1852 - syn of: Barbatia illota (Sowerby, 1833)
taeniata, Taeniarca taeniata (Dall, 1898) † (FOSSIL)
takoensis, Cunearca takoensis Nomura, 1933 - syn of: Anadara craticulata (Nyst, 1848)
takoensis, Arca takoensis Nomura, 1933 - syn of: Anadara craticulata (Nyst, 1848)
talismani, Arca talismani Locard, 1898 - syn of: Anadara gibbosa (Reeve, 1844)
talmiensis, Anadara talmiensis Kalishevich, 1976 † - syn of: Anadara inaequivalvis (Bruguière, 1789) (FOSSIL)
taludae, Paranadara taludae Francisco, Barros & Lima, 2012
tamarana, Anadara tamarana Hodson & al., 1927 † (FOSSIL)
tambacana, Anadara tambacana Martin, 1883 † (FOSSIL)
tamikoae, Calloarca tamikoae (Sakurai, 1969)
tanervillae, Arca tanervillae Reeve
tarcylae, Asperarca tarcylae Francisco, Barros & Lima, 2012
tatunokutiensis, Anadara tatunokutiensis (Nomura & Hatai) † (FOSSIL)
tatunokutiensis nagawensis, Anadara tatunokutiensis nagawensis Chinzei, 1961 † (FOSSIL)
tayamai, Anadara tayamai Noda, 1966 - syn of: Anadara pilula (Reeve, 1843)
tegalensis, Scapharca tegalensis Martin, 1910 † (FOSSIL)
tegulata, Acar tegulata (Gueranger, 1867) † (FOSSIL)
telemba, Cunearca telemba Olsson, 1964 † (FOSSIL)
tenebricum, Anadara tenebricum (Reeve, 1844)
tenella, Calloarca tenella (Reeve, 1844)
tenella, Barbarca tenella (Reeve, 1844) - syn of: Calloarca tenella (Reeve, 1844)
tenera, Fugleria tenera (Reeve, 1844)
tenera, Arca tenera Adams, 1845 - syn of: Fugleria tenera (Reeve, 1844)
tenera, Barbatia tenera Adams, 1845 - syn of: Fugleria tenera (Reeve, 1844)
tenuicrenata, Barbatia tenuicrenata Cossmann, 1907
tenuis, Anadara tenuis Hayami & Kase, 1993 - syn of: Anadara broughtonii (Schrenck, 1867)
tenuis, Anadara tenuis Tokunaga, 1906 - syn of: Anadara broughtonii (Schrenck, 1867)
tenuis, Arca tenuis Tokunaga, 1906 - syn of: Anadara broughtonii (Schrenck, 1867)
terebra, Arca terebra Iredale, 1939 - syn of: Arca patriarchalis Röding, 1798
terebrans, Barbatia terebrans (Iredale, 1939)
terhaari, Scapharca terhaari Oostingh, 1935 † (FOSSIL)
terminumbonis, Arca terminumbonis Grant & Gale, 1931 † (FOSSIL)
teruelensis, Arca teruelensis Author unknown † (FOSSIL)
tervelensis, Arca tervelensis Author unknown † - syn of: Arca teruelensis Author unknown † (FOSSIL)
teschi, Anadara teschi Shuto, 1982 † (FOSSIL)
tetragona, Arca tetragona Poli, 1795
tetraquetra, Calloarca tetraquetra (Kilburn, 1983)
textiliosa, Barbatia textiliosa Deshayes, 1858 † (FOSSIL)
thackwayi, Anadara thackwayi Iredale, 1927 - syn of: Tegillarca granosa (Linnaeus, 1758)
thauma, Anadara thauma Maury, 1925 † (FOSSIL)
thomasensis, Anadara thomasensis Woodring, 1925 † (FOSSIL)
tirantensis, Anadara tirantensis Hodson & al., 1927 † (FOSSIL)
tjaringinensis, Arca tjaringinensis Martin, 1883 † - syn of: Anadara biformis Martin, 1883 † (FOSSIL)
tjidamarensis, Arca tjidamarensis Martin, 1879 † (FOSSIL)
tjilanangensis, Scapharca tjilanangensis Martin, 1910 † (FOSSIL)
tolepia, Lunarca tolepia Dall, 1898 † (FOSSIL)
topangaensis, Anadara topangaensis Reinhart, 1943
toroensis, Anadara toroensis Spieker, 1922 - syn of: Anadara chiriquiensis bolivari Weisbord, 1922
torta, Trisidos torta (Mörch, 1850)
tortuosa, Trisidos tortuosa (Linnaeus, 1758)
tortuosa addita, Trisidos tortuosa addita Iredale, 1939 - syn of: Trisidos tortuosa (Linnaeus, 1758)
tortuosa cingalena, Trisidos tortuosa cingalena Iredale, 1939 - syn of: Trisidos tortuosa (Linnaeus, 1758)
tortuosa kiyonoi, Trisidos tortuosa kiyonoi Makiyama, 1931 - syn of: Trisidos kiyonoi (Makiyama, 1931)
tortuosa reevei, Trisidos tortuosa reevei Iredale, 1939
tosaensis, Anadara tosaensis Noda, 1965 † (FOSSIL)
tramitensis, Barbatia tramitensis Cragin, 1893 † (FOSSIL)
transmar, Acar transmar Simone, 2009
transversa, Anadara transversa (Say, 1822)
transversa demiri, Anadara transversa demiri Piani, 1981
transversalis, Anadara transversalis Adams, 1872 - syn of: Anadara antiquata (Linnaeus, 1758)
trapezia, Anadara trapezia (Deshayes, 1839)
trapezia, Arca trapezia Deshayes, 1839 - syn of: Anadara trapezia (Deshayes, 1839)
trapezia posita, Arca trapezia posita Iredale, 1939 - syn of: Anadara trapezia (Deshayes, 1839)
trapeziformis, Acar trapeziformis Martin, 1879 † (FOSSIL)
trapezina, Barbatia trapezina (Lamarck, 1819)
trapezina decussata, Barbatia trapezina decussata (Sowerby, 1833)
trapezoida, Anadara trapezoida Tiwari, 2001 † (FOSSIL)
tricenicosta, Anadara tricenicosta (Nyst, 1848)
tricenicosta, Arca tricenicosta Nyst, 1848 - syn of: Anadara tricenicosta (Nyst, 1848)
trilineata, Anadara trilineata Conrad, 1856 † (FOSSIL)
trilineata calcarea, Anadara trilineata calcarea Grant & Gale, 1931 † (FOSSIL)
trilineriana, Barbatia trilineriana Preston
trinchinopolitensis, Arca trinchinopolitensis Forbes, 1846
triundulata, Arca triundulata Bory De Saint-Vincent, 1827 - syn of: Arca imbricata Bruguière, 1789
trochala, Anadara lienosa trochala Woodring
troscheli, Anadara troscheli (Dunker, 1882)
truncata, Arca truncata Sowerby, 1833 - syn of: Arca pacifica Sowerby, 1833
tsudai, Anadara tsudai Noda, 1966 † (FOSSIL)
tuberculosa, Anadara tuberculosa (Sowerby, 1833)
tuberculosa, Arca tuberculosa Sowerby, 1833 - syn of: Anadara tuberculosa (Sowerby, 1833)
tuberculosa secticostata, Anadara tuberculosa secticostata (Reeve, 1844)
tugelae, Deltaodon tugelae Barnard, 1962
tumida, Arca tumida Sowerby, 1824 † - syn of: Parallelodon striatus (von Schlotheim, 1816) † (FOSSIL)
turbatrix, Arca turbatrix Oliver & Cosel, 1993
turnbulli, Arca turnbulli Reed, 1905 † (FOSSIL)
turoniensis, Arca turoniensis Dujardin, 1837 † (FOSSIL)
turoniensis aquitanica, Arca turoniensis aquitanica (Mayer, 1861)
tutamoensis, Arca tutamoensis Marwick, 1931 † (FOSSIL)
uedai, Arca uedai Matsubara, 2002 † (FOSSIL)
uhligi, Barbatia uhligi Boehm, 1881 † (FOSSIL)
umbonaria, Arca umbonaria Mayer, 1861 † (FOSSIL)
umbonata, Arca umbonata Lamarck, 1819 - syn of: Arca imbricata Bruguière, 1789
undata, Arca undata Linnaeus, 1758 - syn of: Glycymeris undata (Linnaeus, 1758)
uropigimelana, Anadara uropigimelana (Bory De Saint-Vincent, 1827)
ursus, Anadara globosa ursus Tanaka
usiacurii, Anadara usiacurii Anderson, 1929 † (FOSSIL)
uwaensis, Hawaiarca uwaensis (Yokoyama, 1928)
uxorispalmeri, Barbatia uxorispalmeri Stenzel & Krause, 1957 † (FOSSIL)
valdensis, Arca valdensis Boussac, 1911 † (FOSSIL)
valdiviana, Arca valdiviana Grzybowski, 1899 † (FOSSIL)
valentichscotti, Anadara valentichscotti Thach, 2016
valentula, Scapharca valentula (Yokoyama, 1923) † (FOSSIL)
vanderhoofi, Cunearca vanderhoofi (Durham, 1950) † (FOSSIL)
vanholsti, Arca vanholsti Spieker, 1922 † (FOSSIL)
vanwinkleae, Scapharca vanwinkleae Maury, 1924 † (FOSSIL)
variabilis, Barbatia subhelbingi variabilis Mayer
veatchi, Anadara veatchi Olsson, 1922 † (FOSSIL)
veatchi matarucana, Anadara veatchi matarucana Hodson & al., 1927
velata, Barbatia velata (Sowerby, 1843)
vellicata, Anadara vellicata (Reeve, 1844)
vellicata birleyana, Anadara vellicata birleyana Melvill & Staden, 1907
ventricosa, Arca ventricosa Lamarck, 1819
venusta, Arca venusta Dunker, 1852 - syn of: Sheldonella lateralis (Reeve, 1844)
verrilli, Bathyarca verrilli Lamy, 1907 - syn of: Bathyarca pectunculoides (Scacchi, 1834)
vespertilio, Arca vespertilio Carpenter, 1857 - syn of: Barbatia lurida (Sowerby, 1833)
vespertilio, Barbatia vespertilio Carpenter, 1857 - syn of: Barbatia lurida (Sowerby, 1833)
vespertina, Arca vespertina Mörch, 1861 - syn of: Lunarca brevifrons (Sowerby, 1833)
vespertina, Lunarca vespertina Mörch, 1861 - syn of: Lunarca brevifrons (Sowerby, 1833)
virescens, Barbatia virescens (Reeve, 1844)
virescens obtusoides, Barbatia virescens obtusoides Nyst, 1848
virginiae, Dallarca virginiae (Wagner, 1850) † (FOSSIL)
viridis, Acar viridis Berezovsky, 2014 † (FOSSIL)
vivipara, Arca vivipara Bernard, 1898 - syn of: Lissarca miliaris (Philippi, 1845)
volucris, Arca volucris Reeve, 1844
vueltana, Scapharca vueltana Hodson & al., 1927 † - syn of: Scapharca zorritensis Nelson, 1870 † (FOSSIL)
vueltana falconensis, Scapharca vueltana falconensis Hodson & al., 1927 - syn of: Scapharca zorritensis falconensis Hodson & al., 1927
wagneriana, Arca wagneriana Dall, 1898 † (FOSSIL)
waitakarensis, Bentharca waitakarensis Eagle, 2000 † (FOSSIL)
waitemataensis, Arca waitemataensis (Powell & Bartrum, 1929) † (FOSSIL)
waltonia, Anadara waltonia (Gardner, 1926) † (FOSSIL)
waringi, Larkinia grandis waringi Maury
watanabei, Anadara watanabei Kanehara, 1936 † - syn of: Anadara devincta (Conrad, 1849) † (FOSSIL)
weberi, Hawaiarca weberi (Prashad, 1932)
websteri, Arca websteri Pilsbry, 1910 - syn of: Anadara chiriquiensis bolivari Weisbord, 1922
weeksi, Scapharca weeksi Hodson & al., 1927 † (FOSSIL)
wendti, Miratacar wendti (Lamy, 1907)
wendti michaelis, Miratacar wendti michaelis Iredale, 1939 - syn of: Miratacar wendti (Lamy, 1907)
wendtii, Barbatia wendtii Schmeltz, 1874 - syn of: Miratacar wendti (Lamy, 1907)
whangaensis, Acar whangaensis (Marwick, 1928) † (FOSSIL)
wharekuriensis, Arca wharekuriensis Maxwell, 1969 † (FOSSIL)
wheeleri, Scapharca wheeleri Pilsbry & Olsson, 1941 † (FOSSIL)
wiedenmayeri, Anadara wiedenmayeri Hodson & al., 1927 † (FOSSIL)
willardausteni, Anadara willardausteni Maury, 1917 † (FOSSIL)
williamsoni, Arca williamsoni Olsson, 1967 † (FOSSIL)
wilsoni, Anadara callicestosa wilsoni Gardner
woodringi, Anadara woodringi Perrilliat, 1960 † (FOSSIL)
wordeni, Anadara wordeni Woodring, 1925 † (FOSSIL)
xenopholicola, Bentharca xenopholicola (Kuroda, 1930) - syn of: Xenophorarca xenophoricola (Kuroda, 1929)
xenophoricola, Xenophorarca xenophoricola (Kuroda, 1929)
xenophoricola, Bathyarca xenophoricola Kuroda, 1929 - syn of: Xenophorarca xenophoricola (Kuroda, 1929)
xenophoricola, Bentharca xenophoricola Kuroda, 1929 - syn of: Xenophorarca xenophoricola (Kuroda, 1929)
yamamotoi, Hawaiarca yamamotoi (Sakurai & Habe, 1961)
yaquensis, Arca yaquensis Maury, 1917 † (FOSSIL)
yaquensis berryi, Arca yaquensis berryi Woodring, 1925
yokoyamai, Arca yokoyamai Nomura, 1933 - syn of: Verilarca interplicata (Grabau & King, 1928)
yongei, Trisidos yongei Iredale, 1939 - syn of: Trisidos tortuosa (Linnaeus, 1758)
yongei archeri, Trisidos yongei archeri Iredale, 1939 - syn of: Trisidos tortuosa (Linnaeus, 1758)
yongei lamyi, Trisidos yongei lamyi Iredale, 1939 - syn of: Trisidos tortuosa (Linnaeus, 1758)
yongei reevei, Trisidos yongei reevei Iredale, 1939 - syn of: Trisidos tortuosa (Linnaeus, 1758)
zanzibarensis, Tegillarca zanzibarensis (Nyst, 1848)
zanzibarensis, Arca zanzibarensis Nyst, 1848 - syn of: Tegillarca zanzibarensis (Nyst, 1848)
zebra, Arca zebra (Swainson, 1833)
zebra, Arca zebra Reeve, 1844 - syn of: Arca ventricosa Lamarck, 1819
zebra occidentalis, Arca zebra occidentalis Philippi, 1847
zebuensis, Arca zebuensis Reeve, 1844 - syn of: Striarca zebuensis (Reeve, 1844)
zerrenneri, Arca zerrenneri Schauroth, 1853 † - syn of: Parallelodon kingiana (de Verneuil, 1845) † (FOSSIL)
zorritensis, Scapharca zorritensis Nelson, 1870 † (FOSSIL)
zorritensis, Cunearca zorritensis Spieker, 1922 † - syn of: Cunearca zorritoensis Spieker, 1922 † (FOSSIL)
zorritensis falconensis, Scapharca zorritensis falconensis Hodson & al., 1927
zorritoensis, Cunearca zorritoensis Spieker, 1922 † (FOSSIL)
zotlangensis, Anadara zotlangensis Tiwari, 2001 † (FOSSIL)
zuliana, Anadara zuliana Hodson & al., 1927 † (FOSSIL)
zuliana maracaibensis, Anadara zuliana maracaibensis Hodson & al., 1927
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