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Onychocrinus

Crinoidea - Taxocrinida

Taxonomy
Onychocrinus was named by Lyon and Cassidy (1860) [Sepkoski's age data: C Tour-u C Serp-l Sepkoski's reference number: 906]. It is not extant.

It was assigned to Taxocrinida by Sepkoski (2002).

Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1860Onychocrinus Lyon and Cassidy
2002Onychocrinus Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
classCrinoideaMiller 1821
RankNameAuthor
subclassPentacrinoideaJaekel 1918
subclassInadunata(Wachsmuth and Springer 1897)
Cladida(Moore and Laudon 1943)
superorderFlexibilia(Zittel 1895)
orderTaxocrinidaSpringer 1913
genusOnychocrinusLyon and Cassidy 1860

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