glaucofraenum, Coryphopterus Gill [T. N.] 1863:263 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 15; ref. 1690] Twin Cays, Belize, Atlantic Central America, depth 0-6 feet. Neotype: USNM 393907. Clearly described from a single specimen; assumption that the 4 specimens in MCZ 13212 are syntypes (in lit.) is incorrect. Neotype designated by Baldwin et al. 2009:134 [ref. 30559]. •Valid as Coryphopterus glaucofraenum Gill 1863 -- (Böhlke & Robins 1960:106 [ref. 11897], Robins & Ray 1986:244 [ref. 23100], Smith-Vaniz & Böhlke 1991:199 [ref. 19855], Boschung 1992:163 [ref. 23239], Cervigón 1994:161 [ref. 24488], Randall 1995:795 [ref. 22357], Andreata & Séret 1996:588 [ref. 16204], Aguilera 1998:52 [ref. 24221], Smith-Vaniz et al. 1999:315 [ref. 25013], Schwartz 1999:283 [ref. 25307] as glaucofrenum, Schmitter-Soto et al. 2000:167 [ref. 27754], Thacker & Cole 2002:837 [ref. 26548] as glaucofrenum, Murdy & Hoese 2003:1793 [ref. 27111], Moura et al. in Menezes et al. 2003:98 [ref. 27192], Smith et al. 2003:60 [ref. 27621], Ross & Rhode 2004:304 [ref. 27789], Nelson et al. 2004:170 [ref. 27807], McEachran & Fechhelm 2005:681 [ref. 28815], Baldwin et al. 2009:117 [ref. 30559] with new definition, Van Tassell 2011:140 [ref. 31732], Page et al. 2013:175 [ref. 32708], Smith-Vaniz & Collette 2013:181 [ref. 32953], Baldwin & Robertson 2015:139 [ref. 33884], Robertson et al. 2016:147 [ref. 34961], Spier et al. 2018:15 [ref. 36103], Robertson et al. 2020:154 [ref. 38098], Escobar-Sierra et al. 2021:75 [ref. 38844], Parenti 2021:120 [ref. 38603], Robertson et al. 2022:86 [ref. 39353], Carvalho-Filho 2023:236 [ref. 40480] as aff. glaucofraenum, Hoff et al. 2023:6 [ref. 40463], Martínez-Servín et al. 2023:113 [ref. 40726]). Current status: Valid as Coryphopterus glaucofraenum Gill 1863. Gobiidae: Gobiinae. Distribution: Western Atlantic: Bermuda and North Carolina (U.S.A.) south to Brazil, including Gulf of Mexico and Caribbean Sea. Habitat: marine.