Idaliadoris depressa
Idaliadoris depressa is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusc in the family Onchidorididae.
Description
The body is notably depressed and transparent, with a pale sandy color and distinct spots of orange or reddish brown.The cloak is covered in delicate, pointed papillae and contains strong, embedded spicules arranged in a transverse pattern across the back and diagonally on each side. The dorsal tentacles are a pale yellow.
The gill apparatus consists of ten to eleven very short, simple, and transparent white plumes, which are arranged in a horseshoe shape around the vent.
The foot is broad, with a truncated anterior end, and is a pale grayish-pink color. The veil above the mouth is large and semicircular.