Clithon oualaniensis
General description:
A species of intertidal grazing gastropods with rounded, globose shells and semi-circular calcified operculum. It is highly polymorphic in colour and the pattern of lines and triangular markings.
Phylogeny:
Class Gastropoda
Family Neritidae Rafinesque, 1815
Clithon oualaniensis (Lesson, 1831)
Habitat:
This species is abundant in the high intertidal zone of sheltered sandy beaches.