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Trochodiadema
Taxonomy
Trochodiadema is a genus. It is not extant.
It was assigned to Hemicidaroida by Fell and Pawson (1966) and Sepkoski (2002).
It was assigned to Hemicidaroida by Fell and Pawson (1966) and Sepkoski (2002).
Synonymy list
Year | Name and author |
---|---|
1966 | Trochodiadema Fell and Pawson p. U393 |
2002 | Trochodiadema 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. †Trochodiadema
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Diagnosis
No diagnoses are available