Viviparus contectus
Animal
Viviparus contectus, common name Lister's river snail, is a species of large, freshwater snail with an operculum and a gill, an aquatic gastropod mollusk in the family Viviparidae, the river snails. Wikipedia
Higher classification: Viviparus
Scientific name: Viviparus contectus
Conservation status: Least Concern (Population decreasing)
Rank: Species
Order: Architaenioglossa