luculentus, Lepidogobius Ginsburg [I.] 1938:119 [Allan Hancock Pacific Expedition 1932-40, Los Angeles v. 2 (no. 7); ref. 1802] Puerto Refugio, Isla Angel de la Guarda, Gulf of California, Mexico. Holotype: YPM 1694. Paratypes: YPM 3974-76 (1, 1, 46). Type catalog: Moore & Boardman 1991:12 [ref. 16741] as luculentes. •Valid as Ilypnus luculentus (Ginsburg 1938) -- (Nelson et al. 2004:172 [ref. 27807], Van Tassell 2011:144 [ref. 31732], Page et al. 2013:177 [ref. 32708], Parenti 2021:299 [ref. 38603], Page et al. 2023:123 [ref. 40505]). Current status: Valid as Ilypnus luculentus (Ginsburg 1938). Oxudercidae: Gobionellinae. Distribution: Eastern Pacific: Gulf of California (Mexico). Habitat: marine.