callopterus, Exocoetus Günther [A.] 1866:292 [Catalogue of the fishes in the British Museum v. 6; ref. 1983] Pacific coast of Panama. Holotype (unique): BMNH 1867.9.23.15. •Valid as Cypselurus callopterus (Günther 1866) -- (Allen & Robertson 1994:88 [ref. 22193], Parin in Fischer et al. 1995:1100 [ref. 22829], De La Cruz Agüero et al. 1997:138 [ref. 24545], Grove & Lavenberg 1997:254 [ref. 24023], Chirichigno F. & Vélez D. 1998:176 [ref. 24555], Nelson et al. 2004:100 [ref. 27807], Love et al. 2005:65 [ref. 37547], McCosker & Rosenblatt 2010:190 [ref. 30957], Shakhovskoy & Parin 2010:560 [ref. 31020], Page et al. 2013:101 [ref. 32708], Fourriére et al. 2016:456 [ref. 34668], Del Moral-Flores et al. 2016:607 [ref. 34923], Shakhovskoy 2018:57 [ref. 36429], Love et al. 2021:94 [ref. 39279], Grove et al. 2022:20 [ref. 41326], Shakhovskoy & Parin 2022:10 [ref. 39123], Page et al. 2023:150 [ref. 40505]). Current status: Valid as Cypselurus callopterus (Günther 1866). Exocoetidae. Distribution: Eastern Pacific: southern tip of Baja California Sur (Mexico) south to Peru, including Galapagos Islands (Ecuador). Habitat: marine.