Istigobius rigilius (Herre 1953)

Andréfouët, Serge, Chen, Wei-Jen, Kinch, Jeff, Mana, Ralph, Russell, Barry C., Tully, Dean & White, William T., 2019, Checklist of the marine and estuarine fishes of New Ireland Province, Papua New Guinea, western Pacific Ocean, with 810 new records, Zootaxa 4588 (1), pp. 1-360 : 286

Istigobius rigilius (Herre 1953) —Lagoon sandgoby

Status at New Ireland. New record, based on a video of a specimen taken at Anelaua Island, off eastern New Hanover, 4–12 m depth, St. KR 130, in 2014 (identified by Barry C. Russell); a specimen observed at Lissenung Island , Kavieng District , 1–10 m depth, St. T 6, on 31 Oct. 2006, by Gerald R. Allen.

Distribution and habitat. New Ireland: 1, 2.—General distribution: Indonesia east to Marshall Islands and Fiji, south to northern Australia. Found in lagoon and seaward reefs, 1–30 m depth. Marine.