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Onkospira

Gastropoda - Eucyclidae

Taxonomy
Onkospira was named by Zittel (1873) [Sepkoski's age data: J Oxfo-l K Barr Sepkoski's reference number: 615].

It was assigned to Amberleyidae by Kase (1984); and to Archaeogastropoda by Sepkoski (2002).

Species
Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1873Onkospira Zittel
1984Onkospira Kase p. 94
2002Onkospira Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassOrthogastropoda
superorderVetigastropodaSalvini-Plawen 1980
superfamilySeguenzioideaVerril 1884
familyEucyclidaeKoken 1896
genusOnkospiraZittel 1873

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