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Gracilechinus
Taxonomy
Gracilechinus is a genus. It is extant.
It was assigned to Echinidae by Fell and Pawson (1966) and Geys (1989); and to Echinoida by Sepkoski (2002).
It was assigned to Echinidae by Fell and Pawson (1966) and Geys (1989); and to Echinoida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1966 | Gracilechinus Fell and Pawson p. U431 |
| 1989 | Gracilechinus Geys p. 3 |
| 2002 | Gracilechinus 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.
Diagnosis
No diagnoses are available