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Hemiaster (Hemiaster) (heart urchin)
Discussion
The subgenus Hemiaster is extinct according to Treatise and WoRMS.
Taxonomy
Hemiaster (Hemiaster) was named by Lambert and Thiéry (1924). Its type is Spatangus bufo.
It was assigned to Hemiaster by Lambert and Thiéry (1924), Fischer (1966), Kier (1984).
It was assigned to Hemiaster by Lambert and Thiéry (1924), Fischer (1966), Kier (1984).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1924 | Hemiaster (Hemiaster) Lambert and Thiéry p. 499 |
| 1966 | Hemiaster (Hemiaster) Fischer p. U558 |
| 1984 | Hemiaster (Hemiaster) Kier p. 17 |
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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. †Hemiaster (Hemiaster) Lambert and Thiéry 1924 [heart urchin]
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†Hemiaster (Hemiaster) madrugensis Weisbord 1934
†Hemiaster (Hemiaster) siboneyensis Weisbord 1934
Diagnosis
No diagnoses are available