Sinum concavum, common name the concave ear moon snail, is a species of predatory sea snail, a marine gastropod mollusk in the family Naticidae, the moon snails.[1]
The size of an adult shell varies between 19 mm and 50 mm.
This species is present in the Atlantic Ocean off Senegal, Guinea and Angola.
Sinum concavum, common name the concave ear moon snail, is a species of predatory sea snail, a marine gastropod mollusk in the family Naticidae, the moon snails.