prolatus, Psilogobius Watson [R. E.] & Lachner [E. A.] 1985:649, Fig. 3 [Proceedings of the Biological Society of Washington v. 98 (no. 3); ref. 8129] One Tree Island, Capricorn Group, Great Barrier Reef, Queensland, Australia. Holotype: AMS I.20578-002. Paratypes: AMS I.20578-007 (2); ANSP 131145 (1), 131147 (5); USNM 265099 (2), 266378 (2). •Valid as Psilogobius prolatus Watson & Lachner 1985 -- (Shimada & Yoshino 1988:28 [ref. 19972], Nakabo 2000:1236 [ref. 25182], Larson & Murdy 2001:3599 [ref. 26293], Nakabo 2002:1236 [ref. 26193], Myers & Donaldson 2003:643 [ref. 27495], Hoese & Larson 2006:1680 [ref. 29097], Randall 2007:403 [ref. 30952], Allen & Erdmann 2012:881 [ref. 31980], Parenti 2021:221 [ref. 38603]). Current status: Valid as Psilogobius prolatus Watson & Lachner 1985. Gobiidae: Gobiinae. Distribution: Eastern Indian Ocean, western Pacific: Ryukyu islands (Japan); Cocos Keeling Islands (Australia), northern Australia Habitat: marine.