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Chariocrinus japonicus

Crinoidea - Isocrinida - Isocrinidae

Taxonomy
Chariocrinus japonicus was named by Hunter et al. (2011). Its type specimen is UMUT-ME 30336, a stem, and it is a 3D body fossil. Its type locality is Mitarai, Shokawa [Mitarai Fm], which is in a Berriasian offshore shale in the Mitarai Formation of Japan.

Sister species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
2011Chariocrinus japonicus Hunter et al. p. 117 figs. figs. 2, 3

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
subclassInadunata(Wachsmuth and Springer 1897)
RankNameAuthor
Cladida(Moore and Laudon 1943)
infraclassEucladida
infraorderArticulata(von Zittel 1879)
orderIsocrinidaSieverts-Doreck 1952
suborderIsocrininaGilsén
familyIsocrinidaeGislén 1924
genusChariocrinusHess 1972
speciesjaponicus

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
ReferenceDiagnosis
A. W. Hunter et al. 2011Chariocrinus with nine columnals per noditaxis, low columnal height, articular facet pentalobate to sub-pentagonal, latera displaying a median ridge that disappears over the interradii.