egregius, Execestides Jordan [D. S.] & Thompson [J. C.] 1905:253, Figs. 5-6 [Bulletin of the Bureau of Fisheries v. 24 (for 1904); ref. 2538] Garden Key, Dry Tortugas, Florida, U.S.A. Holotype (unique): CAS-SU 8411. Type catalog: Böhlke 1953:91 [ref. 12291]. •Valid as Gnathagnus egregius (Jordan & Thompson 1905) -- (Berry & Anderson 1961:580 [ref. 37362], Robins & Ray 1986:220 [ref. 23100], Pietsch 1989:295 [ref. 12541], Kishimoto 1989:313 [ref. 13562], Boschung 1992:158 [ref. 23239], Smith-Vaniz et al. 1999:303 [ref. 25013], Carpenter 2003:1747 [ref. 27092], Nelson et al. 2004:161 [ref. 27807], McEachran & Fechhelm 2005:570 [ref. 28815]). •Valid as Xenocephalus egregius (Jordan & Thompson 1905) -- (Moore et al. 2003:227 [ref. 27076], Page et al. 2013:166 [ref. 32708], Smith-Vaniz & Collette 2013:180 [ref. 32953], Vilasri 2013:91 [ref. 33304], Page et al. 2023:176 [ref. 40505]). Current status: Valid as Xenocephalus egregius (Jordan & Thompson 1905). Uranoscopidae. Distribution: Western Atlantic: Georgia south to Florida (U.S.A.); northern Gulf of Mexico. Habitat: marine.