Theodoxus euxinus is a species of small freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Neritidae, the nerites."Theodoxus (Theodoxus) euxinus". Fauna Europaea, last update 27 January 2011, accessed 13 April 2011.
Distribution The distribution of this species includes: Ukraine Romania Greece
The type locality is Dobrogea, Romania.
Description The shell is shiny, smooth, with a coarse white ziczac pattern. The width of the shell is 6–8 mm.
Ecology This species occurs in woodlands of the Danube Delta region, on rocks, and on sandy or muddy substrates.
References This article incorporates public domain text from the reference"Species summary for Theodoxus euxinus". AnimalBase, last modified 28 August 2010, accessed 13 April 2011.