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Icthyocrinus

Crinoidea

Taxonomy
Icthyocrinus was named by Conrad (1842) [Sepkoski's age data: S Wenl-l D Sieg]. It is the type genus of Icthyocrinidae, Icthyocrinacea.

It was corrected as Ichthyocrinus by Whitfield (1893).

It was assigned to Cyathocrinidae by Whitfield (1893); to Sagenocrinida by Sepkoski (2002); to Icthyocrinidae by Ubaghs et al. (1978) and Webster and Webster (2012); and to Flexibilia by Wright (2017).

Synonymy list
YearName and author
1842Icthyocrinus Conrad
1893Ichthyocrinus Whitfield p. 35
1978Icthyocrinus Ubaghs et al. p. T790
2002Ichthyocrinus Sepkoski
2012Icthyocrinus Webster and Webster p. 1329
2017Icthyocrinus Wright

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumBlastozoa
RankNameAuthor
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
Cladida(Moore and Laudon 1943)
superorderFlexibilia(Zittel 1895)
genusIcthyocrinusConrad 1842

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.

G. †Icthyocrinus Conrad 1842
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Diagnosis
No diagnoses are available