Eubranchus steinbecki

Eubranchus steinbecki is a species of sea slug or nudibranch, a marine gastropod mollusc in the family Eubranchidae.

Distribution
This species was described from specimens collected from boat floats at Dana Landing, Mission Bay, San Diego, 32.7°N, -117.55°W and intertidally at Palos Verdes, 34°N, -118.78333°W, California, United States. It has been reported from Palos Verdes south to La Paz, Baja California Sur, Mexico.