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Petalocrinus bifidus

Crinoidea - Cyathocrinida - Petalocrinidae

Taxonomy
Petalocrinus bifidus was named by Fearnhead and Donovan (2006). It is not extant. Its type locality is Near Littlehope, Woolhope Inlier, Woolhope Inlier, which is in a Rhuddanian intrashelf/intraplatform reef limestone in the Haugh Wood Formation of the United Kingdom.

Sister species lacking formal opinion data

Synonymy list
YearName and author
2006Petalocrinus bifidus Fearnhead and Donovan

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
RankNameAuthor
infraclassInadunata(Wachsmuth and Springer 1897)
Cladida(Moore and Laudon 1943)
Eucladida
superorderCyathoformes
orderCyathocrinida(Bather 1899)
superfamilyGasterocomaceaRoemer 1854
familyPetalocrinidaeWeller and Davidson 1896
genusPetalocrinusWeller and Davidson 1896
speciesbifidus

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.

Petalocrinus bifidus Fearnhead and Donovan 2006
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Diagnosis
No diagnoses are available