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Pachythaerus
Taxonomy
Pachythaerus was named by Conrad (1869) [Sepkoski's age data: K Haut T Eo-m].
It was reranked as Crassatella (Pachythaerus) by Conrad (1876), Popenoe (1937) and Tashiro (1988).
It was assigned to Crassatella by Conrad (1876), Popenoe (1937) and Tashiro (1988); to Veneroida by Sepkoski (2002); and to Crassatellidae by Guardado et al. (2021).
It was reranked as Crassatella (Pachythaerus) by Conrad (1876), Popenoe (1937) and Tashiro (1988).
It was assigned to Crassatella by Conrad (1876), Popenoe (1937) and Tashiro (1988); to Veneroida by Sepkoski (2002); and to Crassatellidae by Guardado et al. (2021).
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1869 | Pachythaerus Conrad |
1876 | Crassatella (Pachythaerus) Conrad p. 50 |
1937 | Crassatella (Pachythaerus) Popenoe p. 387 |
1988 | Crassatella (Pachythaerus) Tashiro p. 290 |
2002 | Pachythaerus Sepkoski |
2021 | Pachythaerus Guardado et al. |
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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. †Pachythaerus Conrad 1869
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†Crassatella (Pachythaerus) yanagisawai Tashiro 1988
†Pachythaerus similoides Vokes 1946
†Pachythaerus vindinnensis d'Orbigny 1844
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, superf = superfamily | |||||
References: Eames 1951, Sanchez Roig 1926 |
Age range: base of the Neocomian to the top of the Cenomanian or 145.00000 to 93.90000 Ma
Collections (19 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Neocomian | Japan (Gumma) | P. kagaharensis (40488) | |
Aptian | United Kingdom (England) | P. tealli (1856) | |
Early/Lower Aptian | Lebanon | P. similoides (69180) | |
Albian | Japan | P. nagaoi (122293 123130 123158) | |
Late/Upper Albian | Japan | P. nagaoi (123127 142306 142307) | |
Cenomanian | Japan (Kumamoto) | P. nagaoi (39638) | |
Cenomanian | Japan (Kagoshima) | P. nagaoi (40515) | |
Cenomanian | Japan | Crassatella yanagisawai (69471) | |
Early/Lower Cenomanian | Japan | P. nagaoi (122342 123126 123153 123162 123163) | |
Early/Lower Cenomanian | France (Pays de la Loire) | Crassatella vindinnensis (230650) | |
Late/Upper Cenomanian | France (Pays de la Loire) | Crassatella vindinnensis (230649) |