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Morphology Ecology and taphonomy   Age range and collections

Postacanthella

Helcionelloida - Helcionellida - Helcionellidae

Taxonomy
Postacanthella is a genus. It is not extant. Its type is Postacanthella elegans.

It was assigned to Mollusca by Sepkoski (2002); and to Helcionellinae by Parkhaev and Demidenko (2010).

Synonymy list
YearName and author
2002Postacanthella Sepkoski, Jr.
2010Postacanthella Parkhaev and Demidenko p. 1007

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
RankNameAuthor
phylumMollusca
classHelcionelloidaPeel 1991
orderHelcionellida
superfamilyHelcionelloidea(Wenz 1938)
familyHelcionellidae
genusPostacanthella

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