Tympanotonos fuscatus, the West African mud creeper, is a species of snail living in brackish water, a gastropod mollusk in the family Potamididae.
Tympanotonos fuscatus is the only extant species in the genus Tympanotonos.
Shells of Tympanotonos fuscatus can reach a size of about .
This species is found along the west coast of Africa, from Angola in the south to Senegal in the north, and also Cape Verde.