Forsskal's Pleurobranch

Pleurobranchus forskalii is a species of side-gill sea slug, a notaspidean, a marine gastropod mollusk in the family Pleurobranchidae. The specific name was coined in honor of Peter Forsskål. Description Large side-gilled sea slug, oval in outline. Mantle tough and tuberculate, covering entirely the broad foot, ... Read more in Seabook