''Trilobopsis'' is a
genus of small, air-breathing
land snail
A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial gastropod mollusks that have shells (those without shells are known as ...
s,
terrestrial pulmonate
Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ...
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusks in the family
Polygyridae.
Distribution
The distribution of this species is restricted to
Oregon and
California, USA.
Description
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.
[Pilsbry, Henry A. 1940. ''Land Mollusca of North America (North of Mexico)''. Acad. Nat. Sci. Philadelphia, Monograph 3, vol. 1(2): 778-789.]
Species
Species in the genus ''Trilobopsis'' include:
''Trilobopsis'' at ''ITIS'' (''Integrated Taxonomic Information System''); accessed 13 Jan. 2008.
*''Trilobopsis loricata
''Trilobopsis loricata'' is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae. MolluscaBase eds. (2024). MolluscaBase. Trilobopsis loricata (A. Gould, 1846). Accessed through: World Regist ...
'' (Gould, 1846)
**''Trilobopsis loricata lowei
''Trilobopsis'' is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Distribution
The distribution of this species is restricted to Oregon and California, USA.
Description
The shel ...
'' (Pilsbry, 1925)
**''Trilobopsis loricata mariposa
''Trilobopsis'' is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Distribution
The distribution of this species is restricted to Oregon and California, USA.
Description
The shel ...
'' Pilsbry, 1940
**''Trilobopsis loricata nortensis
''Trilobopsis'' is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Distribution
The distribution of this species is restricted to Oregon and California, USA.
Description
The shel ...
'' (Berry, 1933)
**''Trilobopsis loricata perforata
''Trilobopsis'' is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Distribution
The distribution of this species is restricted to Oregon and California, USA.
Description
The shel ...
'' Pilsbry, 1940
**''Trilobopsis loricata sonomaensis
''Trilobopsis'' is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Distribution
The distribution of this species is restricted to Oregon and California, USA.
Description
The shel ...
'' (Hemphill, 1911)
*''Trilobopsis penitens
''Trilobopsis'' is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Distribution
The distribution of this species is restricted to Oregon and California, USA.
Description
The shel ...
'' (Hanna & Rixford, 1923)
*''Trilobopsis roperi
''Trilobopsis'' is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Distribution
The distribution of this species is restricted to Oregon and California, USA.
Description
The shel ...
'' (Pilsbry, 1889)
*''Trilobopsis tehamana
''Trilobopsis'' is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Distribution
The distribution of this species is restricted to Oregon and California, USA.
Description
The shel ...
'' (Pilsbry, 1928)
*''Trilobopsis trachypepla
''Trilobopsis'' is a genus of small, air-breathing land snails, terrestrial animal, terrestrial pulmonate gastropod mollusks in the family Polygyridae.
Distribution
The distribution of this species is restricted to Oregon and California, USA.
D ...
'' (Berry, 1933)
References
Polygyridae
{{Polygyridae-stub