Shell with dark purple lines and blotches. 1: posterior of convex, exterior face of the operculum. On an active animal, the convex face fits neatly against the shell above the mesopodium. 2: deckelsaum; expanded lip of opercular groove. 3: epipodium enfolding lateral edge of the operculum. Three papillate, epipodial tentacles: anterior (4) robust and white; middle (5) small and white; posterior (6) large with longitudinal dark red lines.
SPECIES DESCRIPTION below image 2 02 Tricolia pullus
OTHER SPECIES ALBUMS marinvert.senckenberg.science/image-browse/