Distribution : Fransen (2006: 716) - "The species has been recorded from the Indo-West Pacific from the Red Sea and Madagascar to Indonesia, the Philippines, New Guinea, and as far east as Guam and the Bismarck Archipelago. This is the frst record of the species from Tahiti."
Remarks : Associated with ascidian. Fransen (2006: 716) - "recorded from Ascidia empheres Sluiter, 1895, Ascidia sydneiensis and Rhopalaea crassa (Herdman, 1880). Phallusia julinea, Ascidia divisa, and Ascidia ornata constitute new host records."