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Oligoptycha

Gastropoda - Architectibranchia - Ringiculidae

Taxonomy
Oligoptycha was named by Meek (1876) [Sepkoski's age data: K Coni-u K Maes-u Sepkoski's reference number: 4,888]. It is not extant.

It was assigned to Ringiculidae by Popenoe (1957) and Sohl (1964); and to Cephalaspida by Sepkoski (2002).

Synonymy list
YearName and author
1876Oligoptycha Meek
1957Oligoptycha Popenoe p. 431
1964Oligoptycha Sohl p. 295
2002Oligoptycha Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassHeterostropha
orderArchitectibranchiaHaszprunar 1985
superfamilyActeonoidead'Orbigny 1835
familyRingiculidaePhilippi 1853
genusOligoptychaMeek 1876

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