Known only from Japan.
Hachijo Island, Japan, Depth: 7m, 21 Oct, 2001. Length: 10mm. Photo: Nishina Masayoshi
Blackish background colour which is almost completely obscured by approximately 8-10 broad rounded greyish-white longtudinal ridges on the mantle. The mantle border is cream with a thin orange line at the extreme edge. The oral veil is white with a bright ornage border and the rhinophores have a translucent white stalk and a bright orange club. Grows to approx 15mm long.
• Baba, K. (1949) Opisthobranchia of Sagami Bay. Iwanami Shoten, Tokyo. 211pp + pls.
Rudman, W.B., 2001 (October 29) Dermatobranchus striatellus Baba, 1949. [In] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/factsheet/dermstri