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Emphereaster

Asteroidea - Kermasida - Permasteridae

Synonymy list
YearName and author
2003Emphereaster Blake and Elliott p. 483
2018Emphereaster Blake p. 48

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumAsterozoa
classAsteroidea
orderKermasidaBlake 2018
familyPermasteridaeBlake 2018
genusEmphereaster

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
D. B. Blake and D. R. Elliott 2003Primary circlet ossicles enlarged relative to adjacent ossicles; interradials, radials, approximately equisized; "extraneous" or "x" ossicles not recognized. carinals in single series, ossicles not abutted; no lateral series. Marginals in single series, moderately robust, equidimensional, cuneate, forming angular arm margin; adambulacral inset, not part of arm margin.