Relatively common in the Solitary Islands Marine Park. In Australia recorded from New South Wales waters as far south as Eden.
Found from inter-tidal areas to a depth of 20 m. Feeds on sponges.
Soft white body with brownish marginal band, black tipped gills and rhinophores and wider mantle skirt. Similar Doriprismatica atromarginata has a black edge to the mantle, a dark border around the rhinophore pocket. Grows to 45 mm.
Gary Cobb, David Mullins, Nudibranchs Encyclopedia, 2nd Edition, 2015. Publishers Thomas Slone, Masalai Press and Tim Hochgrebe, Underwater Australasia. p.128.
Australian Museum, Sea Slug Forum. http://www.seaslugforum.net/find/glosang. Accessed 07/08/18.