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Springerocystis

Paracrinoidea - Springerocystidae

Taxonomy
Springerocystis was named by Bassler (1950) [Sepkoski's age data: O Cara-l]. Its type is Springerocystis longicollis. It is the type genus of Springerocystidae.

It was assigned to Springerocystidae by Bassler (1950); and to Paracrinoidea by Sepkoski (2002).

Synonymy list
YearName and author
1950Springerocystis Bassler p. 277
2002Springerocystis Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumParacrinozoaParsley and Mintz 1975
classParacrinoideaRegnell 1945
familySpringerocystidae
genusSpringerocystis

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. S. Bassler 1950Top of theca elevated into a short, tubelike, oral protuberance, with its upper margin formed by five thin oral plates arranged in a small circle.