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Stenotrema

Stenotrema
Stenotrema hirsutum.jpg
A live individual of Stenotrema hirsutum
StenotremaFlorida1.jpg
Three views of a shell of Stenotrema florida, with a close-up view of the periostracal "hairs" that are typical of the genus
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: Stenotrema
Rafinesque, 1819

Stenotrema is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae. These are typically small to medium-sized snails, with a velvety or hairy shell surface, and a narrow aperture which is usually closely guarded by well-developed "teeth".

The genus occurs throughout most of North America, from Alaska, though Canada and the United States, into Mexico.

Genus Stenotrema contains the following species and subspecies:

See Euchemotrema for other closely related taxa, many of which are sometimes placed in Stenotrema.


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Wikipedia

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