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Streptaster

Edrioasteroidea - Pyrgocystidae

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).

Synonymy list
YearName and author
1872Streptaster Hall
1966Streptaster Regnéll
2002Streptaster Sepkoski, Jr.
2011Streptaster Sumrall and Zamora p. 435

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
RankNameAuthor
phylumEchinodermata
classEdrioasteroideaBillings 1858
familyPyrgocystidaeKesling 1967
genusStreptasterHall 1872

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