Planorbis convexiusculus Hutton, 1849 Gyraulus convexiusculus is a species of freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails.

Distribution of Gyraulus convexiusculus includes Sistan and Baluchestan Province and Yazd Province in Iran,[2] Afghanistan,[2] Thailand,[2] Nepal,[3] South Korea,[4] Vietnam.

[6] Gyraulus convexiusculus is the known first intermediate host of Artyfechinostomum malayanum.

[7] Gyraulus convexiusculus is a potential first and second intermediate host of Echinostoma cinetorchis in Korea, based on laboratory work.

[8] It is a part of ornamental pet trade for freshwater aquaria.