Ardeadoris scottjohnsoni
Ardeadoris scottjohnsoni is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Chromodorididae. Distribution 
This species was described from Hawaii. It seems to be endemic to the Hawaiian Islands. Description 
This nudibranch has a white body with a yellow-edged mantle border. Its gills have white bases with black tips and the rhinophores have transparent bases and black clubs, with a thin electric-blue vertical line. It grows to  in length. Ecology

References

Chromodorididae
Gastropods described in 1989