Uncommon in the Solitary Islands Marine Park. Found in the tropical Indo-Pacific and South Pacific, on the east coast of Australia from the Great Barrier Reef and southern Queensland, Lord Howe Island.
Found on rocky reef, known to feed on Dysidea sp. sponge. Depth to at least 20 m.
Bluish back with longitudinal black lines, wide yellow mantle edging with submarginal white border, orange gills and rhinophores. Grows to at least 70 mm.
Gary Cobb, David Mullins, Nudibranchs Encyclopedia, 2nd Edition, 2015. Publishers Thomas Slone, Masalai Press and Tim Hochgrebe, Underwater Australasia. p.118.