Author: Shibukawa, Suzuki & Aizawa, 2013
Comments: Observed in protected bays and reef edges and slopes of Japan, in the interstices among branches of corals of the genus <i>Acropora</i>.  In Papua New Guinea and the Great Barrier Reef, it is reported to almost totally be confined to <i>Acropora tenuis</i> (Ref. 94251).