Atagema alba

Atagema alba, common name the hunchback doris, is a species of sea slug or dorid nudibranch, a marine gastropod mollusk in the family Discodorididae.

Description

A single individual was collected, measuring 30 mm in length and 11 mm in width during active crawling

Distribution

This species has been reported from Monterey Bay, California, USA south to Ensenada, Baja California, Mexico.

Ecology

This dorid nudibranch feeds on sponges.