Lithoglyphus apertus
Lithoglyphus apertus is a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Lithoglyphidae.
Distribution
The distribution of Lithoglyphus apertus includes rivers and sea-related areas near the northern Black Sea.The type locality is "in der Save bei Agram in Croatien", which means in the Sava River near Zagreb, Croatia.