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Morphology Ecology and taphonomy   Age range and collections

Orthocidaris

Echinoidea - Orthopsidae

Taxonomy
Orthocidaris is a genus. It is not extant.

It was assigned to Orthopsidae by Fell and Pawson (1966); and to Orthopsida by Sepkoski (2002).

Synonymy list
YearName and author
1966Orthocidaris Fell and Pawson p. U438
2002Orthocidaris Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEchinozoa
RankNameAuthor
classEchinoidea()
subclassEuechinoideaBronn 1860
infraclassAcroechinoidea()
Carinacea
familyOrthopsidae()
genusOrthocidaris

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