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Pycinaster

Asteroidea - Valvatida - Pycinasteridae

Taxonomy
Pycinaster was named by Spencer (1907) [Sepkoski's age data: J Plie-l T Ol-l Sepkoski's reference number: 1066 Name given for "Pycnaster" Sladen 1891, homonym of "Pycnaster" Pomel 1883]. It is not extant. It is the type genus of Pycinasterinae.

It was assigned to Goniasteridae by Spencer (1907); to Pycinasterinae by Spencer and Wright (1966); to Valvatida by Sepkoski (2002); and to Pycinasteridae by Breton and Néraudeau (2008).

Synonymy list
YearName and author
1907Pycinaster Spencer
1966Pycinaster Spencer and Wright p. U59
2002Pycinaster Sepkoski, Jr.
2008Pycinaster Breton and Néraudeau pp. 325-327

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumAsterozoa
RankNameAuthor
classAsteroidea
subclassAmbuloasteroidea
infraclassNeoasteroidea()
superorderValvatacea
orderValvatida
familyPycinasteridae()
genusPycinaster

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