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Morphology Ecology and taphonomy   Age range and collections

Hallicystis

Rhombifera - Callocystitidae

Taxonomy
Hallicystis was named by Jaekel (1899) [Sepkoski's age data: S Wenl S Ludl Sepkoski's reference number: 327]. It is not extant.

It was assigned to Rhombifera by Sepkoski (2002); and to Callocystitidae by Paul and Rozhnov (2016).

Synonymy list
YearName and author
1899Hallicystis Jaekel
2002Hallicystis Sepkoski, Jr.
2016Hallicystis Paul and Rozhnov p. 266

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumBlastozoaSprinkle 1973
classRhombiferaZittel 1879
superfamilyGlyptocystitoidaBather 1899
familyCallocystitidaeBernard 1895
genusHallicystisJaekel 1899

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
No diagnoses are available