Theodoxus maresi is a species of small freshwater snail with an operculum, an aquatic gastropod mollusk in the family Neritidae the nerites.
Distribution This species is found in Algeria and Morocco. The type locality is Aïn Khadra, near Zerguin, in north-eastern Algeria.
Description The length of the shell is 8 mm.Brown D. S. (1994). Freshwater Snails of Africa and their Medical Importance. Taylor & Francis. .
References