salt marsh snail, a terrestrial (or marine gastropod mollusk in the family Assimineidae.

This species lives in habitats that are intermediate between land and saltwater: in estuaries and salt marshes, at, or right above, the high tide level.

wide shell is semi-transparent and conical, with six or seven flat-sided or slightly swollen whorls and a sharp apex.

This small snail lives in Western Europe, primarily on the southern part of the North Sea coasts, in countries and islands including: This species reproduces sexually.

The female has a series of translucent glands the lead to a seminal receptacle, where an egg waits for the semen.