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Morphology Ecology and taphonomy   Age range and collections

Collonia (Circulopsis)

Gastropoda - Ataphridae

Taxonomy
Circulopsis was named as a genus. It is not extant.

It was reranked as Collonia (Circulopsis) by Cossmann and Peyrot (1917).

It was assigned to Collonia by Cossmann and Peyrot (1917); and to Archaeogastropoda by Sepkoski (2002).

Synonymy list
YearName and author
1917Collonia (Circulopsis) Cossmann and Peyrot
2002Circulopsis Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classGastropodaCuvier 1797
RankNameAuthor
subclassOrthogastropoda
superorderVetigastropodaSalvini-Plawen 1980
superfamilyTrochoidea(Rafinesque 1815)
familyAtaphridaeCossmann 1915
subfamilyAtaphrinaeCossmann 1915
tribeColloniini(Cossmann 1917)
genusColloniaGray 1850
subgenusCirculopsis

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