gunteri, Syacium Ginsburg [I.] 1933:7 [Proceedings of the United States National Museum v. 82 (no. 2961); ref. 1800] Off the coast of Louisiana, 12 miles northeast of Barstom Light, Gulf of Mexico, U.S.A. Holotype: USNM 92800. Paratypes: (65). •Valid as Syacium gunteri Ginsburg 1933 -- (Gutherz 1967:37 [ref. 23862], Fraser 1971:500 [ref. 21277], Robins & Ray 1986:292 [ref. 23100], Boschung 1992:176 [ref. 23239], Murakami & Amaoka 1992:71 [ref. 19779], Cervigón 1992:278 [ref. 23827], Cervigón 1996:66 [ref. 24489], Aguilera 1998:53 [ref. 24221], Keith et al. 2000:240 [ref. 24547], Castro-Aguirre et al. 1999:478 [ref. 24550], Saavedra-Díaz et al. 2000:307 [ref. 24565], Munroe 2003:1920 [ref. 27118], Nelson et al. 2004:180 [ref. 27807], McEachran & Fechhelm 2005:858 [ref. 28815], Page et al. 2013:185 [ref. 32708], Raz-Guzmán et al. 2018:345 [ref. 36407], Rotundo et al. in Marceniuk et al. 2021:387 [ref. 38945], Carvalho-Filho 2023:272 [ref. 40480], Page et al. 2023:131 [ref. 40505]). Current status: Valid as Syacium gunteri Ginsburg 1933. Cyclopsettidae. Distribution: Western Atlantic: Florida (U.S.A.) south to Ceará (Brazil), including Gulf of Mexico and Caribbean Sea. Habitat: marine.