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Hemithalamocyathus

Archaeocyatha - Ajacicyathida - Annulocyathidae

Taxonomy
Hemithalamocyathus is a genus. It is not extant.

It was assigned to Ajacicyathida by Sepkoski (2002); and to Annulocyathidae by Debrenne et al. (2015).

Synonymy list
YearName and author
2002Hemithalamocyathus Sepkoski
2015Hemithalamocyathus Debrenne et al. p. 975

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RankNameAuthor
kingdomAnimalia()
phylumPoriferaGrant 1836
classArchaeocyatha(Vologdin 1937)
orderAjacicyathida
RankNameAuthor
suborderAjacicyathina
superfamilyAnnulocyathoideaKrasnopeeva 1953
familyAnnulocyathidaeKrasnopeeva 1953
genusHemithalamocyathus

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.

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Diagnosis
No diagnoses are available