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Planacrocrinus

Crinoidea - Monobathrida - Acrocrinidae

Taxonomy
Planacrocrinus was named by Moore and Strimple (1969) [Sepkoski's age data: C Bash-u C Step-l]. It is not extant. It is the type genus of Planacrocrininae.

It was assigned to Planacrocrininae by Ubaghs et al. (1978); and to Monobathrida by Sepkoski (2002).

Synonymy list
YearName and author
1969Planacrocrinus Moore and Strimple
1978Planacrocrinus Ubaghs et al. p. T482
2002Planacrocrinus Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
RankNameAuthor
subclassCamerataWachsmuth and Springer 1885
infraclassEucamerataCole 2017
orderMonobathridaMoore and Laudon 1943
suborderCompsocrininaUbaghs 1978
superfamilyHexacrinitoidea(Wachsmuth and Springer 1885)
familyAcrocrinidaeWachsmut and Springer 1885
subfamilyPlanacrocrininaeMoore and Strimple 1978
genusPlanacrocrinusMoore and Strimple 1969

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. †Planacrocrinus Moore and Strimple 1969
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Diagnosis
No diagnoses are available