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Malocystites

Paracrinoidea - Platycystitida - Malocystitidae

Taxonomy
Malocystites was named by Billings (1858) [Sepkoski's age data: O Llvi O Llde Sepkoski's reference number: 2]. Its type is Malocystites murchisoni.

It was assigned to Malocystitidae by Parsley and Mintz (1975); and to Platycystitida by Sepkoski (2002).

Synonymy list
YearName and author
1858Malocystites Billings pp. 66 - 67
1975Malocystites Parsley and Mintz pp. 85 - 91
2002Malocystites Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumParacrinozoaParsley and Mintz 1975
classParacrinoideaRegnell 1945
orderPlatycystitida
familyMalocystitidae(Bather 1899)
genusMalocystites

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
R. L. Parsley and L. W. Mintz 1975Theca globose, c. 33-58 non-pored plates [thecal plates not more numerous on right side]. Column attachment only slightly offset to the left; two recumbent arms with eight to ten recumbent pinnules deeply imbedded into narrow but prominent calluses. Periproct anterior right lateral near apex.