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Morphology Ecology and taphonomy   Age range and collections

Somasteroidea

Somasteroidea -

Synonymy list
YearName and author
1951Somasteroidea Spencer p. 91
1965Somasteroidea Owen p. 543
1966Somasteroidea Spencer and Wright p. U39
1989Somasteroidea Blake p. 211
1993Somasteroidea Blake and Guensburg p. 106
2002Somasteroidea Sepkoski, Jr.
2005Somasteroida Dean Shackleton p. 64
2013Somasteroidea Blake p. 355

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumAsterozoa
classSomasteroidea()
classSomasteroidea()

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