Lanistes ovum

Lanistes ovum is a species of freshwater snail with an operculum, an African apple snail, an aquatic gastropod mollusk in the family Ampullariidae.

The shell coiling in this species is left-handed, aka sinistral.

This species of snail is widely found in Botswana, Congo, Chad, Ghana, Cameroon, Gambia, Angola, Namibia, Niger, Nigeria, Tanzania, Mozambique, Zimbabwe[2][3][4] and South Africa.

[5] These snails are found at an altitude of between 0 and 920 m (3,018 feet).

[6]

Drawing of apertural view.
Drawing of abapertural view.