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Morphology Ecology and taphonomy   Age range and collections

Pachyocrinus

Parablastoidea

Taxonomy
Pachyocrinus was named by Billings (1859).

It was assigned to Parablastoidea by Hudson (1907); and to Crinoidea by Sepkoski (2002).

Synonymy list
YearName and author
1859Pachyocrinus Billings
1907Pachyocrinus Hudson
2002Pachyocrinus Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumPelmatozoaLeuckart 1848
orderParablastoideaHudson 1907
genusPachyocrinusBillings 1859

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