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Vesicomya (Calyptogena)
Taxonomy
Calyptogena was named by Dall (1891) [Sepkoski's age data: T Eo-u R]. It is extant.
It was reranked as Vesicomya (Calyptogena) by Coan et al. (2000).
It was assigned to Vesicomyacidae by Woodring (1938); to Vesicomya by Coan et al. (2000); to Veneroida by Sepkoski (2002); and to Vesicomyidae by Squires and Goedert (1991) and Kiel and Amano (2010).
It was reranked as Vesicomya (Calyptogena) by Coan et al. (2000).
It was assigned to Vesicomyacidae by Woodring (1938); to Vesicomya by Coan et al. (2000); to Veneroida by Sepkoski (2002); and to Vesicomyidae by Squires and Goedert (1991) and Kiel and Amano (2010).
Species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1891 | Calyptogena Dall |
1938 | Ectenagena Woodring |
1938 | Phreagena Woodring p. 50 |
1938 | Calyptogena Woodring p. 52 |
1991 | Calyptogena Squires and Goedert p. 413 |
2000 | Vesicomya (Calyptogena) Coan et al. p. 338 |
2002 | Calyptogena Sepkoski |
2002 | Phreagena Sepkoski |
2010 | Calyptogena Kiel and Amano |
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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.
Subg. Vesicomya (Calyptogena) Dall 1891
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Subg. †Calyptogena (Calyptogena) Bernard 1974
†Calyptogena katallaensis Kiel and Amano 2010
Vesicomya (Calyptogena) pacifica Dall 1891
Invalid names: Ectenagena Woodring 1938 [synonym], Phraegena Woodring 1938 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: superf = superfamily, c = class | |||||
References: Sanchez Roig 1926, Aberhan et al. 2004 |
Age range
Maximum range based only on fossils: base of the Campanian to the top of the Late/Upper Pleistocene or 83.60000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 72.1 Ma
Minimum age of oldest fossil (stem group age): 72.1 Ma
Collections (13 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Campanian | Japan | Calyptogena sp. (74501) | |
Late/Upper Eocene | USA (Washington) | Vesicomya sp. (169032) | |
Early/Lower Oligocene | USA (Alaska) | Calyptogena katallaensis (192228 192229 192230) | |
Rupelian | USA (Washington) | Vesicomya sp. (206069 206070) | |
Late/Upper Oligocene | Russian Federation | Calyptogena chitanii (70528) | |
Chattian | USA (Washington) | Vesicomya sp. (91619) | |
Early/Lower Miocene | Japan | Calyptogena sp. (57692) | |
Langhian | Japan (Hokkaido) | Calyptogena sp. (46585) | |
Early/Lower Pliocene | USA (California) | Calyptogena pacifica (193546) | |
Late/Upper Pleistocene | USA (California) | Calyptogena sp., Phreagena soyoae (200653) |