Trilobopsis

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Trilobopsis
Trilobopsis loricata
Trilobopsis loricata
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Pulmonata
Suborder: Eupulmonata
Infraorder: Stylommatophora
Parvorder: Sigmurethra
Superfamily: Helicoidea
Family: Polygyridae
Genus: Trilobopsis
Pilsbry 1939

Trilobopsis is a genus of small, rounded snails, about 5 to 8 mm in diameter (or 1/4 to 3/16 inches). Their range is restricted to Oregon and California, USA, and they are distinguished from related snails on the basis of their reproductive anatomy. [1]

It contains the following species and subspecies: [1] [2]

  • Trilobopsis loricata (Gould 1846)
  • Trilobopsis loricata lowei (Pilsbry 1925)
  • Trilobopsis loricata mariposa Pilsbry 1940
  • Trilobopsis loricata nortensis (Berry 1933)
  • Trilobopsis loricata perforata Pilsbry 1940
  • Trilobopsis loricata sonomaensis (Hemphill 1911)
  • Trilobopsis penitens (Hanna & Rixford 1923)
  • Trilobopsis roperi (Pilsbry 1889)
  • Trilobopsis tehamana (Pilsbry 1928)
  • Trilobopsis trachypepla (Berry 1933)


[edit] References

  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.