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Tribrachyocrinus etheridgei

Crinoidea - Ampelocrinida - Tribrachyocrinidae

Taxonomy
Tribrachyocrinus etheridgei was named by Willink (1979). Its type specimen is ANU 325031, a calyx, and it is not a trace fossil. Its type locality is Warden Head, Ulladulla, which is in a Roadian prodelta siltstone in the Wandrawandian Formation of Australia.

Synonymy list
YearName and author
1979Tribrachyocrinus etheridgei Willink pp. 158-159 figs. Pl 4, figs 11-14

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
RankNameAuthor
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
—Cladida(Moore and Laudon 1943)
orderAmpelocrinida
familyTribrachyocrinidaeArendt and Willink 1981
genusTribrachyocrinus
speciesetheridgei

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.

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Diagnosis
No diagnoses are available