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Streptaster
Taxonomy
Streptaster was named by Hall (1872) [Sepkoski's age data: O Cara-u O Ashg-m Sepkoski's reference number: 318]. It is not extant.
It was assigned to Hemicystitidae by Regnéll (1966); to Isorophida by Sepkoski (2002); and to Pyrgocystidae by Sumrall and Zamora (2011).
It was assigned to Hemicystitidae by Regnéll (1966); to Isorophida by Sepkoski (2002); and to Pyrgocystidae by Sumrall and Zamora (2011).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1872 | Streptaster Hall |
| 1966 | Streptaster Regnéll |
| 2002 | Streptaster Sepkoski |
| 2011 | Streptaster Sumrall and Zamora p. 435 |
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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. †Streptaster Hall 1872
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†Streptaster nodosus Sumrall and Zamora 2011
†Streptaster vorticellatus Hall 1866
Diagnosis
No diagnoses are available