Distribution: Rare in the Solitary Islands Marine Park. Known from northern New South Wales and southern Queensland, Lord Howe Island and New Caledonia.

Ecological Notes: Found on reef between 6 and 30 m depth. Feeds on sponges.

Additional Notes: This spectacular dorid has a yellowish mantle with distinctive yellow and white bands on the undulating margins, separated by a thin red band. Lays white egg ribbons. Grows up to 70 mm.

References: Gary Cobb, David Mullins, Nudibranchs Encyclopedia, 2nd Edition, 2015. Publishers Thomas Slone, Masalai Press and Tim Hochgrebe, Underwater Australasia. p.111.

Australian Museum, Sea Slug Forum. http://www.seaslugforum.net/find/glosrubr. Accessed 14/07/18.