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Triadocidaris

Echinoidea - Triadocidaridae

Taxonomy
Triadocidaris was named by Döderlein (1887) [Sepkoski's age data: Tr Ladi-u Sepkoski's reference number: 801]. It is the type genus of Triadocidaridae.

It was assigned to Miocidaridae by Fell (1966); to Triadocidaridae by Smith (1994); and to Cidaroida by Sepkoski (2002).

Synonymy list
YearName and author
1887Triadocidaris Döderlein p. 39
1966Triadocidaris Fell p. U321
1994Triadocidaris Smith p. 186
2002Triadocidaris Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEchinozoa
classEchinoidea()
subclassEuechinoideaBronn 1860
familyTriadocidaridae
genusTriadocidaris

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