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Discocrinus integer

Crinoidea - Roveacrinidae

Taxonomy
Discocrinus integer was named by Hess and Gale (2010). It is a 3D body fossil. Its type locality is Double Arches [Shenley Limestone], which is in an Albian marine wackestone in the Shenley Limestone Formation of the United Kingdom.

Synonymy list
YearName and author
2010Discocrinus integer Hess and Gale p. 444 figs. Fig. 7A–D

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
RankNameAuthor
subclassInadunata(Wachsmuth and Springer 1897)
Cladida(Moore and Laudon 1943)
infraclassEucladida
infraorderArticulata(von Zittel 1879)
familyRoveacrinidaePeck 1943
genusDiscocrinusPeck 1943
speciesinteger

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
ReferenceDiagnosis
H. Hess and A. S. Gale 2010Cup low, hemispherical with interradial extensions
carrying muscle fossae, radial portions slightly
bulging but devoid of prominent wings or spines; surface
finely rugose; facets for arms nearly vertical, covering half
of cup height; upper cavity separated from lower cavity by
thin plate composed of five fused basals