Trilobopsis

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Trilobopsis
TrilobopsisLoricata.jpg
Three views of a shell of Trilobopsis loricata
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra
Superfamily: Helicoidea
Family: Polygyridae
Genus: Trilobopsis
Pilsbry, 1939

Trilobopsis is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Distribution[edit]

The distribution of this species is restricted to Oregon and California, USA.

Description[edit]

The shells of species in this genus are somewhat globular and about 5 to 8 mm in diameter (1/4 to 3/16 inch).

Snails in this genus are distinguished from related snails on the basis of their reproductive anatomy.[1]

Species[edit]

Species in the genus Trilobopsis include:[1][2]

References[edit]

  1. ^ a b Pilsbry, Henry A. 1940. Land Mollusca of North America (North of Mexico). Acad. Nat. Sci. Philadelphia, Monograph 3, vol. 1(2): 778-789.
  2. ^ [1] Trilobopsis at ITIS (Integrated Taxonomic Information System); accessed 13 Jan. 2008.