Nodilittorina vidua
General description:
A small gastropod that is often abundant in the high intertidal zone of rocky shores but at a slightly lower position than N. trochoides. The shells are often highly polymorphic in colour pattern.
Phylogeny:
Class Gastropoda
Family Littorinidae Gray, 1840
Nodilittorina vidua (Gould, 1859)
Habitat:
Found in the high intertidal zone of rocky shores.