Semicassis saburon

Semicassis saburon is a species of large sea snail, a marine gastropod mollusc in the family Cassidae, the helmet snails and bonnet snails.

Description
The shell of Semicassis saburon can reach a size of about 35 - 75 mm.

Distribution
This species is present in the Mediterranean Sea and the eastern Atlantic Ocean, from the Bay of Biscay south to Ghana, and west to the Azores, and the Canaries.