Cerithidea obtusa
General description:
A large species often found on the trunks of mangrove trees. They are distinguished from the similarly shaped Cerithiidae by the flared shape of the aperture and the operculum which has multiple concentric rings.
Phylogeny:
Class Gastropoda
Family Potamididae H & A. Adams, 1854
Cerithidea obtusa (Lamarck, 1822)
Habitat:
Often found on the trunks of mangrove trees.