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Porocrinus

Crinoidea - Cyathocrinida

Taxonomy
Porocrinus was named by Billings (1857) [Sepkoski's age data: O Cara-l O Ashg-m]. It is not extant. Its type is Porocrinus conicus. It is the type genus of Porocrinidae.

It was assigned to Porocrinidae by Ausich (1998); and to Cladida by Sepkoski (2002).

Species
P. conicus (type species)
Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1857Porocrinus Billings
1998Porocrinus Ausich p. 22
2002Porocrinus Sepkoski, Jr.

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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
ArticuliformesWright 2017
superorderCyathoformes
orderCyathocrinida(Bather 1899)
superfamilyCyathocrinitaceaBassler 1938
orderPorocrinida(Miller and Gurley 1894)
genusPorocrinusBillings 1857

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