Between brackets is the number of accepted marine extant species
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Shows the number of accepted marine extant species within the taxon
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- Biota (247 559)
- Kingdom Animalia (211 524)
- Subkingdom Animalia incertae sedis
- Subkingdom Metazoa accepted as Animalia
- Phylum Acanthocephala (516)
- Phylum Annelida (14 107)
- Phylum Arthropoda (59 759)
- Phylum Aschelminthes
- Phylum Brachiopoda (408)
- Phylum Bryozoa (6 539)
- Phylum Cephalorhyncha
- Phylum Chaetognatha (132)
- Phylum Chordata (24 095)
- Phylum Cnidaria (12 578)
- Phylum Ctenophora (184)
- Phylum Cycliophora (2)
- Phylum Dicyemida (122)
- Phylum Echinodermata (7 644)
- Phylum Ectoprocta accepted as Bryozoa
- Phylum Entoprocta (202)
- Phylum Gastrotricha (523)
- Phylum Gnathostomulida (100)
- Phylum Hemichordata (137)
- Phylum Kinorhyncha (348)
- Phylum Loricifera (46)
- Phylum Mesozoa accepted as Dicyemida
- Phylum Mollusca (52 038)
- Subphylum Aculifera
- Subphylum Conchifera
- Subphylum Placophora accepted as Polyplacophora
- Superclass Aplacophora
- Class Amphineura accepted as Aculifera
- Class Bivalvia (8 540)
- Subclass Autobranchia (7 795)
- Infraclass Heteroconchia (5 672)
- Subterclass Archiheterodonta (411)
- Subterclass Euheterodonta (5 249)
- Superorder Anomalodesmata (800)
- Superorder Imparidentia (4 449)
- Order Adapedonta (159)
- Order Cardiida (1 244)
- Order Galeommatida (604)
- Order Gastrochaenida (32)
- Order Hiatellida represented as Adapedonta
- Order Lucinida (527)
- Order Myacea accepted as Myida
- Order Myida (358)
- Suborder Myina represented as Myida
- Superfamily Dreissenoidea J. E. Gray, 1840 (8)
- Superfamily Myoidea Lamarck, 1809 (122)
- Family Corbulidae Lamarck, 1818 (80)
- Family Erodonidae Winckworth, 1932 accepted as Erodoninae Winckworth, 1932
- Family Myidae Lamarck, 1809 (42)
- Subfamily Cryptomyinae T. Habe, 1977 (26)
- Subfamily Myinae Lamarck, 1809 (16)
- Genus Mya Linnaeus, 1758 (7)
- Subgenus Mya (Arenomya) Winckworth, 1930 accepted as Mya Linnaeus, 1758
- Subgenus Mya (Platyodon) Conrad, 1837 accepted as Platyodon Conrad, 1837
- Species Mya abrupta Conrad, 1849 accepted as Panopea abrupta (Conrad, 1849) †
- Species Mya acuta Say, 1822 accepted as Mya arenaria Linnaeus, 1758
- Species Mya alba Agassiz, 1839 accepted as Mya arenaria Linnaeus, 1758
- Species Mya anatina Gmelin, 1791 accepted as Tugonia anatina (Gmelin, 1791)
- Species Mya angulata Spengler, 1793 accepted as Anatinella nicobarica (Gmelin, 1791)
- Species Mya anserifera Spengler, 1793 accepted as Laternula spengleri (Gmelin, 1791)
- Species Mya antarctica Melvill & Standen, 1914 accepted as Mya antarctica (Melvill & Standen, 1898)
- Species Mya antarctica (Melvill & Standen, 1898)
- Species Mya arctica Linnaeus, 1767 accepted as Hiatella arctica (Linnaeus, 1767)
- Species Mya arenaria Linnaeus, 1758
- Species Mya atlantica Spengler, 1793 accepted as Paphies australis (Gmelin, 1791)
- Species Mya australis Gmelin, 1791 accepted as Paphies australis (Gmelin, 1791)
- Species Mya baxteri Coan & Valentich-Scott, 1997
- Species Mya bidentata Montagu, 1803 accepted as Kurtiella bidentata (Montagu, 1803)
- Species Mya binghami (W. Turton, 1822) accepted as Sphenia binghami W. Turton, 1822
- Species Mya byssifera O. Fabricius, 1780 accepted as Hiatella arctica (Linnaeus, 1767)
- Species Mya cancellata Conrad, 1837 accepted as Platyodon cancellatus (Conrad, 1837)
- Species Mya communis Megerle von Mühlfeld, 1811 accepted as Mya arenaria Linnaeus, 1758
- Species Mya convexa W. Wood, 1815 accepted as Thracia convexa (W. Wood, 1815)
- Species Mya corpulenta Conrad, 1845 accepted as Mya arenaria Linnaeus, 1758
- Species Mya crispata Linnaeus, 1758 accepted as Zirfaea crispata (Linnaeus, 1758)
- Species Mya declivis Pennant, 1777 accepted as Mya arenaria Linnaeus, 1758
- Species Mya decussata Montagu, 1808 accepted as Petricola lithophaga (Retzius, 1788)
- Species Mya distorta Montagu, 1803 accepted as Thracia distorta (Montagu, 1803)
- Species Mya divaricata G. B. Sowerby II, 1875
- Species Mya donacina Spengler, 1793 accepted as Paphies donacina (Spengler, 1793)
- Species Mya dubia Pennant, 1777 accepted as Rocellaria dubia (Pennant, 1777)
- Species Mya edentula Pallas, 1771
- Species Mya eideri G. H. Petersen, 1999 accepted as Mya pseudoarenaria Schlesch, 1931
- Species Mya elongata Locard, 1886 accepted as Mya arenaria Linnaeus, 1758
- Species Mya erodona Lamarck, 1818 accepted as Erodona mactroides Bosc, 1801
- Species Mya ferruginea [sic] accepted as Tellimya ferruginosa (Montagu, 1808)
- Species Mya ferruginosa Montagu, 1808 accepted as Tellimya ferruginosa (Montagu, 1808)
- Species Mya gaditana Gmelin, 1791 accepted as Scrobicularia plana (da Costa, 1778)
- Species Mya gigas [Lightfoot], 1786 accepted as Panopea glycimeris (Born, 1778)
- Species Mya glycimeris Born, 1778 accepted as Panopea glycimeris (Born, 1778)
- Species Mya guinensis Spengler, 1793 accepted as Tugonia anatina (Gmelin, 1791)
- Species Mya hemphilli Newcomb, 1874 accepted as Mya arenaria Linnaeus, 1758
- Species Mya hispanica R. A. Philippi, 1836 accepted as Scrobicularia plana (da Costa, 1778)
- Species Mya hyalina Conrad, 1831 accepted as Lyonsia hyalina (Conrad, 1831)
- Species Mya inaequivalvis Montagu, 1803 accepted as Varicorbula gibba (Olivi, 1792)
- Species Mya inopia G. D. Hanna, 1924 accepted as Cryptomya californica (Conrad, 1837)
- Species Mya intermedia Dall, 1898 accepted as Mya baxteri Coan & Valentich-Scott, 1997
- Species Mya japonica J. C. Jay, 1857
- Species Mya labiata Maton, 1811 accepted as Erodona mactroides Bosc, 1801
- Species Mya lutraria Linnaeus, 1758 accepted as Lutraria lutraria (Linnaeus, 1758)
- Species Mya membranacea Gmelin, 1791
- Species Mya mercenaria Say, 1822 accepted as Mya arenaria Linnaeus, 1758
- Species Mya mindorensis A. Adams & Reeve, 1850 accepted as Cryptomya californica (Conrad, 1837)
- Species Mya neoovata G. H. Petersen, 1999 accepted as Mya pseudoarenaria Schlesch, 1931
- Species Mya neouddevallensis G. H. Petersen, 1999 accepted as Mya pseudoarenaria Schlesch, 1931
- Species Mya nicobarica Gmelin, 1791 accepted as Anatinella nicobarica (Gmelin, 1791)
- Species Mya nitens Montagu, 1808 accepted as Ervilia nitens (Montagu, 1808)
- Species Mya nitida O. F. Müller, 1776 accepted as Abra nitida (O. F. Müller, 1776)
- Species Mya nitida O. Fabricius, 1798 accepted as Lyonsia norwegica (Gmelin, 1791)
- Species Mya norvegica Spengler, 1793 accepted as Panomya norvegica (Spengler, 1793)
- Species Mya norwegica Gmelin, 1791 accepted as Lyonsia norwegica (Gmelin, 1791)
- Species Mya oblonga Gmelin, 1791 accepted as Lutraria magna (da Costa, 1778)
- Species Mya oonogai Makiyama, 1935 accepted as Mya arenaria Linnaeus, 1758
- Species Mya orbiculata Spengler, 1793 accepted as Scrobicularia plana (da Costa, 1778)
- Species Mya ovalis W. Turton, 1822 accepted as Mya truncata Linnaeus, 1758
- Species Mya papyracea Spengler, 1793 accepted as Anatinella nicobarica (Gmelin, 1791)
- Species Mya particolor Perry, 1811 accepted as Panopea glycimeris (Born, 1778)
- Species Mya pellucida T. Brown, 1818 accepted as Lyonsia norwegica (Gmelin, 1791)
- Species Mya perna Linnaeus, 1758 accepted as Perna perna (Linnaeus, 1758)
- Species Mya pholadia Montagu, 1803 accepted as Rocellaria dubia (Pennant, 1777)
- Species Mya picea W. Wood, 1815 accepted as Cyrtodaria siliqua (Spengler, 1793)
- Species Mya praecisa A. Gould, 1850 accepted as Mya truncata Linnaeus, 1758
- Species Mya praetenuis Pulteney, 1799 accepted as Cochlodesma praetenue (Pulteney, 1799)
- Species Mya priapus Tilesius, 1822 accepted as Panomya priapus (Tilesius, 1822)
- Species Mya pseudoarenaria Schlesch, 1931
- Species Mya pubescens Pulteney, 1799 accepted as Thracia pubescens (Pulteney, 1799)
- Species Mya pullus J. De C. Sowerby, 1826 accepted as Mya truncata Linnaeus, 1758
- Species Mya purpurea Montagu, 1808 accepted as Turtonia minuta (O. Fabricius, 1780)
- Species Mya purpurea Montagu, 1808 sensu W. Turton, 1822 accepted as Hiatella rugosa (Linnaeus, 1767)
- Species Mya rostrata Spengler, 1793 accepted as Cuspidaria rostrata (Spengler, 1793)
- Species Mya semistriata Hanley, 1842 accepted as Cryptomya semistriata (Hanley, 1842)
- Species Mya siliqua Spengler, 1793 accepted as Cyrtodaria siliqua (Spengler, 1793)
- Species Mya simplex Holmes, 1858 accepted as Basterotia elliptica (Récluz, 1850)
- Species Mya solemyalis Lamarck, 1818 accepted as Entodesma solemyalis (Lamarck, 1818)
- Species Mya striata Montagu, 1816 accepted as Lyonsia norwegica (Gmelin, 1791)
- Species Mya suborbicularis Montagu, 1803 accepted as Kellia suborbicularis (Montagu, 1803)
- Species Mya subovata S. Woodward, 1833 accepted as Mya arenaria Linnaeus, 1758
- Species Mya subtruncata S. Woodward, 1833 accepted as Mya arenaria Linnaeus, 1758
- Species Mya tenuis R. A. Philippi, 1887 accepted as Cryptomya californica (Conrad, 1837)
- Species Mya truncata Linnaeus, 1758
- Species Mya tugon Deshayes, 1830 accepted as Tugonia anatina (Gmelin, 1791)
- Species Mya uddevalensis Hancock, 1846 accepted as Mya truncata Linnaeus, 1758
- Species Mya uzenensis Nomura & Zinbo, 1937
- Species Mya vulsella Linnaeus, 1758 accepted as Vulsella vulsella (Linnaeus, 1758)
- Genus Platyodon Conrad, 1837 (2)
- Genus Tugonella Jousseaume, 1891 (2)
- Genus Tugonia J. E. Gray, 1842 (5)
- Subfamily Spheniinae F. R. Bernard, 1983 accepted as Cryptomyinae T. Habe, 1977
- Genus Arenaria Megerle von Mühlfeld, 1811 accepted as Scrobicularia Schumacher, 1815
- Genus Arenomya Winckworth, 1930 accepted as Mya Linnaeus, 1758
- Genus Distugonia Iredale, 1936 accepted as Tugonia (Distugonia) Iredale, 1936
- Genus Sphaenia [sic] accepted as Sphenia W. Turton, 1822
- Genus Tugonia Récluz, 1846 accepted as Tugonia J. E. Gray, 1842
- Superfamily Pholadoidea Lamarck, 1809 (228)
- Family Aloididae Thiele, 1934 accepted as Corbulidae Lamarck, 1818
- Order Sphaeriida (1)
- Order Venerida (1 454)
- Superfamily Cyamioidea G. O. Sars, 1878 (69)
- Superfamily Gaimardioidea Hedley, 1916 accepted as Cyamioidea G. O. Sars, 1878
- Superfamily Grammysioidea S. A. Miller, 1877 † (1)
- Order Anomalodesmacea accepted as Anomalodesmata
- Order Euheterodonta incertae sedis
- Order Pholadomyida represented as Anomalodesmata
- Subterclass Heterodonta
- Subterclass Palaeoheterodonta (12)
- Infraclass Pteriomorphia (2 123)
- Subclass Bivalvia incertae sedis (1)
- Subclass Palaeotaxodonta accepted as Nuculida
- Subclass Protobranchia (744)
- Class Caudofoveata (143)
- Class Cephalopoda (859)
- Class Conchifera accepted as Bivalvia
- Class Gastropoda (40 482)
- Class Lamellibranchiata accepted as Bivalvia
- Class Loricata accepted as Polyplacophora
- Class Mollusca incertae sedis † (4)
- Class Monoplacophora (31)
- Class Pelecypoda accepted as Bivalvia
- Class Polyplacophora (1 085)
- Class Polyplaxiphora accepted as Polyplacophora
- Class Scaphopoda (581)
- Class Solenoconchia accepted as Scaphopoda
- Class Solenogastres (313)
- Subclass Chaetodermomorpha accepted as Caudofoveata
- Phylum Nematoda (6 758)
- Phylum Nematomorpha (5)
- Phylum Nemertea (1 335)
- Phylum Nemertina represented as Nemertea
- Phylum Nemertini accepted as Nemertea
- Phylum Orthonectida (24)
- Phylum Pentastomida accepted as Pentastomida
- Phylum Phoronida (13)
- Phylum Placozoa (4)
- Phylum Platyhelminthes (13 493)
- Phylum Pogonophora accepted as Siboglinidae Caullery, 1914
- Phylum Porifera (9 471)
- Phylum Priapulida (22)
- Phylum Rotatoria accepted as Rotifera
- Phylum Rotifera (219)
- Phylum Sipunculida accepted as Sipuncula
- Phylum Tardigrada (263)
- Phylum Xenacoelomorpha (437)
- Kingdom Archaea (117)
- Kingdom Bacteria (2 223)
- Kingdom Chromista (20 790)
- Kingdom Fungi (1 432)
- Kingdom Monera represented as Bacteria
- Kingdom Plantae (10 581)
- Kingdom Protozoa (766)
- Kingdom Viruses (115)
