simplicicornis, Callionymus Valenciennes [A.] in Cuvier & Valenciennes 1837:303 [Histoire naturelle des poissons v. 12; ref. 1006] Guam, Mariana Islands, western Pacific. Holotype (unique): MNHN A-1518. Type catalog: Fricke 1982:69 [ref. 5432], Fricke et al. 1984:107 [ref. 21539]. •Valid as Pseudocalliurichthys simplicicornis (Valenciennes 1837) -- (Hoese & Bray 2006:1588 [ref. 29000], Allen & Erdmann 2012:847 [ref. 31980] ). •Valid as Callionymus simplicicornis Valenciennes 1837 -- (Fricke 1982:69 [ref. 5432], Fricke 1983:437 [ref. 8349], Fricke 1989:53 [ref. 15489], Myers 1999:232 [ref. 23965], Fricke in Randall & Lim 2000:634 [ref. 25122], Randall & Earle 2000:19 [ref. 25806], Fricke 2001:3555 [ref. 26292], Fricke 2002:41 [ref. 26547], Allen & Adrim 2003:56 [ref. 26830], Myers & Donaldson 2003:641 [ref. 27495], Randall et al. 2004:26 [ref. 27624], Randall 2005:508 [ref. 28239], Delrieu-Trottin et al. 2015:7 [ref. 33988]). Current status: Valid as Callionymus simplicicornis Valenciennes 1837. Callionymidae. Distribution: Western Pacific: Philippines and Indonesia, Micronesia to Society Islands and Marquesas Islands. Habitat: marine.