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Petraster

Asteroidea -

Synonyms
Synonymy list
YearName and author
1858Petraster Billings p. 79
1899Uranaster Gregory p. 347
1915Petraster Schuchert pp. 138-141
1915Uranaster Schuchert pp. 154-155
1916Uranaster Spencer p. 105
1934Petraster Withers and Keble p. 227
1951Petraster Spencer p. 123
1965Petraster Owen p. 567
1966Petraster Spencer and Wright p. U43
2002Petraster Sepkoski, Jr.
2005Petraster Dean Shackleton p. 91

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumAsterozoa
classAsteroidea
genusPetraster

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
ReferenceDiagnosis
J. Dean Shackleton 2005Inferomarginals with virgal-like facets; actinals present; buccal slits present; axillary trapezoidal.