Thetystrombus latus

Thetystrombus latus, commonly known as the Bubonian conch, is a species of sea snail, a marine gastropod mollusk in the family Strombidae, the true conchs.
Description.
The shell size varies between 70 mm and 165 mm.
Distribution.
The Bubonian conch occurs in the Atlantic Ocean off West Africa, Senegal, Gabon, Cape Verde, Ascension Island and Angola.