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Taxonomy
Abra was named by Lamarck (1818) [Sepkoski's age data: T Than-l R Sepkoski's reference number: 914]. It is extant.
It was assigned to Veneroida by Sepkoski (2002); and to Semelidae by Glenn (1904), da Silva Forti (1969), Vokes (1980), Woodring (1982), Ward and Blackwelder (1987), Lamprell and Whitehead (1992), Wienrich (1999), Schneider et al. (2005).
It was assigned to Veneroida by Sepkoski (2002); and to Semelidae by Glenn (1904), da Silva Forti (1969), Vokes (1980), Woodring (1982), Ward and Blackwelder (1987), Lamprell and Whitehead (1992), Wienrich (1999), Schneider et al. (2005).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1818 | Abra Lamarck p. 492 |
| 1904 | Abra Glenn p. 295 |
| 1969 | Abra da Silva Forti p. 94 |
| 1980 | Abra Vokes p. 151 |
| 1982 | Abra Woodring p. 678 |
| 1987 | Abra Ward and Blackwelder p. 130 |
| 1992 | Abra Lamprell and Whitehead p. 116 |
| 1999 | Abra Wienrich p. 248 |
| 2002 | Abra Sepkoski |
| 2005 | Abra Schneider et al. p. 102 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. Abra Lamarck 1818 [abra]
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Subg. Abra (Abra) Lamarck 1818
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Abra (Abra) lioica Dall 1886
†Abra (Abra) petropolitana Stenzel 1957
Abra (Abra) prismatica Montagu 1808
†Abra (Abra) triangulata Dall 1900
Subg. Abra (Iacra)
Subg. Abra (Syndosmya)
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†Abra (Syndosmya) cygnea Jeffery and Tracey 1997
†Abra (Syndosmya) splendens Sowerby 1837
†Syndosmya deltoidea Deshayes 1857
†Syndosmya depressa Deshayes 1857
†Syndosmya difficialis Deshayes 1857
†Syndosmya exilis Deshayes 1857
†Syndosmya lamberti Deshayes 1857
†Syndosmya macrodonta Deshayes 1857
†Syndosmya media Deshayes 1857
†Syndosmya obtusa Deshayes 1857
†Syndosmya striatula Deshayes 1857
Abra aequalis Say 1822
Abra alba Wood 1802
Abra angulata Holmes 1860
†Abra antwerpiensis Glibert 1945
†Abra deshayesi Bosquet 1864
†Abra fabalis Wood 1850
†Abra marylandica Glenn 1904
†Abra nitens Lea 1833
†Abra obovalis Wood 1840
†Abra recluzii Deshayes 1857
†Abra suessoniensis Deshayes 1857
Abra uruguayensis Pilsbry 1897
Diagnosis
No diagnoses are available