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Pseudotrapezium
Taxonomy
Pseudotrapezium was named by Fischer (1887) [Sepkoski's age data: J Toar-u J Tith-u Sepkoski's reference number: 92]. It is not extant. Its type is Cypricardia bathonica.
It was assigned to Veneroida by Sepkoski (2002); and to Arcticidae by Vokes (1980) and Ros-Franch et al. (2014).
It was assigned to Veneroida by Sepkoski (2002); and to Arcticidae by Vokes (1980) and Ros-Franch et al. (2014).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1887 | Pseudotrapezium Fischer |
| 1980 | Pseudotrapezium Vokes p. 157 |
| 2002 | Pseudotrapezium Sepkoski |
| 2014 | Pseudotrapezium Ros-Franch 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. †Pseudotrapezium Fischer 1887
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†Pseudotrapezium bathonica d'Orbigny 1850
†Pseudotrapezium depressum Newton 1895
†Pseudotrapezium elongatum Newton 1895
†Pseudotrapezium groenlandicum Spath 1936
†Pseudotrapezium praelonga Terquem and Piette 1865
†Pseudotrapezium triangularis Terquem 1855
†Pseudotrapezium ventricosum Newton 1895
Diagnosis
No diagnoses are available