Stenotrema blandianum explained

Stenotrema blandianum, also known as the Missouri slitmouth, is a species of pulmonate land snail in the family Polygridae.

Physical appearance

The Missouri slitmouth possesses a glossy, striated, chestnut-brown shell without the hairs typical of species in the Stenotrema genus. The shell is imperforate and depressed with an angular periphery. The aperture is paler than the rest of the shell with an elevated lip and a defined parietal tooth.^[1]

Ecology

The Missouri slitmouth is endemic to North America, with populations found only in Arkansas and Missouri. The species is listed as imperiled globally and imperiled in Missouri. The species is unranked in Arkansas.^[2]

This snail is most commonly found under and around rocks along river bluffs and ravines.^[3]

Notes and References

1. Pilsbry, H. A. (1903). Mollusca of western Arkansas and adjacent states, with a revision of Paravitrea. Proceedings of the Academy of Natural Sciences of Philadelphia. 55: 193-214, plates 9-11.
2. Web site: Stenotrema blandianum . 2024-11-24 . NatureServe Explorer 2.0.
3. Hubricht, Leslie (1985). The distributions of the native land mollusks of the Eastern United States. Field Museum of Natural History.