Pilsbry's narrow-apertured land snail
Encyclopedia
Pilsbry's narrow-apertured land snail, Stenotrema pilsbryi, is a species of gastropod in the Polygyridae
family. It is endemic to the United States
.
Polygyridae
Polygyridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea.The Polygyridae make up a significant proportion of the land snail fauna of eastern North America, and are also found in western North America, northern Central America, and...
family. It is endemic to the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...
.