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Metisaspina
Taxonomy
Metisaspina is a genus. It is not extant.
It was assigned to Elviniidae by Jell and Adrain (2002); and to Ptychopariida by Sepkoski (2002).
It was assigned to Elviniidae by Jell and Adrain (2002); and to Ptychopariida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Metisaspina Jell and Adrain p. 406 |
| 2002 | Metisaspina Sepkoski |
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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. †Metisaspina
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Diagnosis
No diagnoses are available