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Morphology Ecology and taphonomy   Age range and collections

Proctothylacocrinus

Crinoidea - Cladida

Taxonomy
Proctothylacocrinus was named by Kier (1952) [Sepkoski's age data: D Give]. It is not extant.

It was assigned to Cladida by Sepkoski (2002).

Synonymy list
YearName and author
1952Proctothylacocrinus Kier
2002Proctothylacocrinus Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Life
Ambulacraria
RankNameAuthor
phylumEchinodermata
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
orderCladida(Moore and Laudon 1943)
genusProctothylacocrinusKier 1952

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