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Scientific classification e
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Vetigastropoda
Superfamily: Trochoidea
Family: Tegulidae
Genus: Norrisia
Bayle, 1880

Trochiscus G. B. Sowerby I, 1838 (Invalid: junior homonym of Trochiscus Heyden, 1826 and Trochiscus Held, 1837; Norrisia is a replacement name)

Norrisia is a genus of sea snail, a marine gastropod mollusk in the family Tegulidae.[1][2][3]


Norrisia is a monotypic genus and its only species is Norrisia norrisii.


  1. ^ Bayle (1880). J. Conchyliol. 28: 241.
  2. ^ Williams S.T., S. Karube and T. Ozawa. 2008. Molecular systematics of Vetigastropoda: Trochidae, Turbinidae and Trochoidea redefined. Zoologica Scripta 37(5): 483-506.
  3. ^ WoRMS (2013). Norrisia Bayle, 1880. Accessed through: World Register of Marine Species at on 2013-12-1