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Plicatocrinus
Taxonomy
Plicatocrinus was named by Muenster (1839) [Sepkoski's age data: J Plie J Tith-u Sepkoski's reference number: 1066]. It is not extant. Its type is Plicatocrinus hexagonus. It is the type genus of Plicatocrinidae, Plicatocrinoidea.
It was assigned to Cyrtocrinida by Sepkoski (2002); and to Plicatocrinidae by Hess and Messing (2011).
It was assigned to Cyrtocrinida by Sepkoski (2002); and to Plicatocrinidae by Hess and Messing (2011).
Species
P. hexagonus (syn. P. pentagonus) (type species)
Synonymy list
Year | Name and author |
---|---|
1839 | Plicatocrinus Muenster |
2002 | Plicatocrinus Sepkoski |
2011 | Plicatocrinus Hess and Messing p. 194 |
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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. †Plicatocrinus Muenster 1839
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†Plicatocrinus hexagonus Muenster 1839
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Invalid names: Plicatocrinus pentagonus Muenster 1839 [synonym]
Diagnosis
No diagnoses are available