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Norrisia

Gastropoda - Trochidae

Taxonomy
Norrisia was named by Bayle (1880) [Sepkoski's age data: Q Plei R]. It is extant.

It was assigned to Trochidae by Palmer and Brann (1965); and to Archaeogastropoda by Sepkoski (2002).

Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1880Norrisia Bayle
1965Norrisia Palmer and Brann p. 800
2002Norrisia Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassOrthogastropoda
superorderVetigastropodaSalvini-Plawen 1980
superfamilyTrochoidea(Rafinesque 1815)
familyTrochidaeRafinesque 1815
genusNorrisiaBayle 1880

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