4324 Istigobius rigilius (Herre, 1953) Gobiidae Gobies Gobiinae Gobiiformes Teleostei Rigilius goby Western Pacific: Philippines and Indonesia to Kiribati and Fiji, south to Rowley Shoals in the eastern Indian Ocean and the Great Barrier Reef. Reported from the Ryukyu Islands (Ref. 559). FISH 387313 5 S 150 E 1994 Istigobius rigilius