Classification of Stilwell 1998

Or. Arcoida Stoliczka 1871
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Fm. Cucullaeidae Stewart 1930
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G. Cucullaea Lamarck 1801
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Subg. †Cucullaea (Cucullastis) Finlay and Marwick 1937
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G. Pinna Linnaeus 1758
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†Pinna rudis Linnaeus 1758
G. Isognomon Lightfoot 1786
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†Isognomon isognomon Linnaeus 1758
Superfm. Cerithioidea Férussac 1819
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Fm. †Procerithiidae Cossmann 1905
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Subfm. †Procerithiinae Cossmann 1905
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G. Crenella Brown 1827
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†Crenella decussata Montagu 1808
Subfm. †Pterotrigoniinae van Hoepen 1929
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G. †Pterotrigonia van Hoepen 1929
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Superfm. Limopsoidea Dall 1895
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Fm. Glycymerididae Newton 1922
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Subfm. Glycymeridinae Newton 1922
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G. †Glycymerita Finlay and Marwick 1937
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†Glycymerita concava Marshall 1917
Superfm. Pectinoidea Rafinesque 1815
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Fm. Dimyidae Fischer 1886
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G. †Dimyodon Munier-Chalmas 1886
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†Dimyodon schlumbergi Munier-Chalmas 1886
Fm. Entoliidae Korobkov 1960
Fm. Pectinidae Wilkes 1810 [scallop]
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G. †Camptonectes Meek 1864
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†Camptonectes lens Sowerby 1818
G. Chlamys Röding 1798
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Subg. †Chlamys (Lyriochlamys) Sobetski 1977
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Chlamys islandicus Müller 1776
G. †Eburneopecten Conrad 1865
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†Eburneopecten freneixae Stilwell 1998
Fm. Spondylidae Gray 1826
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G. Spondylus Linnaeus 1758
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Spondylus gaederopus Linnaeus 1758
Superfm. Pinnoidea Leach 1819
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Fm. Pinnidae Leach 1819
Superfm. Limoidea Rafinesque 1815
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Fm. Limidae Rafinesque 1815 [file clam]
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G. Limea Bronn 1831
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Subg. †Limea (Pseudolimea) Douglas and Arkell 1932
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Superfm. Ostreoidea Rafinesque 1815
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Fm. †Gryphaeidae Vialov 1936
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Subfm. †Exogyrinae Vialov 1936
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G. †Amphidonte Fischer von Waldheim 1829
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†Amphidonte conica Sowerby 1813
†Amphidonte humboldtii Fischer de Waldheim 1829
Subfm. Pycnodonteinae Stenzel 1959
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G. Pycnodonte Fischer von Waldheim 1835
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†Pycnodonte radiata Fischer de Waldheim 1835
Superfm. Mytiloidea Rafinesque 1815
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Fm. Mytilidae Rafinesque 1815 [mussel]
Superfm. Pterioidea Gray 1847
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Fm. †Bakevelliidae King 1850
Fm. Isognomidae Woodring 1925
Superfm. Trigonioidea Lamarck 1819
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Fm. Trigoniidae Lamarck 1819
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Subfm. Trigoniinae Lamarck 1819
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G. †Pacitrigonia Marwick 1932
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†Pacitrigonia hanetiana d'Orbigny 1842
†Pacitrigonia sylvesteri Marwick 1932
Subg. Isognomon (Isognomon) Lightfoot 1786
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G. †Entolium Meek 1865
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†Entolium demissus Phillips 1835
†Entolium membranaceum Nilsson 1827