Type locality: Batu Is. (Ref. 48636). Known from Bali (Ref. 8631, 47567) and Mentawai Islands (Ref. 27157). Also recorded from Raja Ampat Islands, Maumere Bay, Komodo, Manado and vicinity, Pulau Seribu, Sangalakki Island, Togean and Banggai Islands and Pulau Weh (Ref. 47567). Museum: RMNH 6642. Molucca Is., RMNH 2254. Flores, RMNH 14331. Sulawesi, Kabaena I., USNM uncat. Batu, BMNH 18184.108.40.206 (holotype of Julis batuensis Bleeker) (Ref. 33411). Only known from the type specimen, but the area of the type locality off the west of Sumatra coast is relatively unexplored and it seems restricted to that area. The markings of the head and fins are distinct (Ref. 48636).