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Isocyprina (Eotrapezium)
Taxonomy
Eotrapezium was named by Douvillé (1912) [Sepkoski's age data: Tr Rhae J l].
It was reranked as Isocyprina (Eotrapezium) by Marquez-Aliaga et al. (2010).
It was assigned to Arcticidae by Vokes (1980); to Veneroida by Sepkoski (2002); and to Isocyprina by Marquez-Aliaga et al. (2010).
It was reranked as Isocyprina (Eotrapezium) by Marquez-Aliaga et al. (2010).
It was assigned to Arcticidae by Vokes (1980); to Veneroida by Sepkoski (2002); and to Isocyprina by Marquez-Aliaga et al. (2010).
Subtaxa
Species lacking formal opinion data
Eotrapezium africanum, Eotrapezium kenti, Eotrapezium occidentale, Eotrapezium thompsoni, Isocyprina argillacea, Isocyprina cyrcuiformis, Isocyprina cyreniformis, Isocyprina dundriensis, Isocyprina germani, Isocyprina glabra, Isocyprina leckhamptonensis, Isocyprina percrassa, Isocyprina roederi, Isocyprina seebachi, Isocyprina simplex
Synonymy list
| Year | Name and author |
|---|---|
| 1912 | Eotrapezium Douvillé p. 455 |
| 1980 | Eotrapezium Vokes p. 157 |
| 2002 | Eotrapezium Sepkoski |
| 2010 | Isocyprina (Eotrapezium) Marquez-Aliaga 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.
Subg. †Isocyprina (Eotrapezium) Douvillé 1912
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†Isocyprina (Eotrapezium) germari Dunker 1846
Diagnosis
No diagnoses are available