Sternopygus aequilabiatus Humboldt, 1805

Albornoz-Garzón, Juan G., Conde-Saldaña, Cristhian C., López-Delgado, Edwin O., García-Melo, Jorge E. & Villa-Navarro, Francisco A., 2020, Fishes from the Río Alvarado drainage, Upper Río Magdalena Basin, Colombia, Check List 16 (5), pp. 1181-1198 : 1191-1192

Sternopygus aequilabiatus Humboldt, 1805 Figure 4E

Material examined. COLOMBIA • 1, 181 mm TL; Río

Alvarado-Caldas Viejo ; 04°36′41.2″N, 074°55′46.2″W; 351 m a.s.l.; 12 Dec. 2012; Cristhian C. Conde-Saldaña, Juan G. Albornoz-Garzón leg.; CZUT-IC 10353 . • 3, 249– 314 mm TL; Río Alvarado-Caldas Viejo ; 04°36′41.2″N, 074°55′46.2″W; 351 m a.s.l.; 12 Dec. 2012; Cristhian C. Conde-Saldaña, Juan G. Albornoz-Garzón leg.; CZUT- IC 10367 .

Identification. Dorsal margin of snout profile strongly concave. Pectoral fin length: 44–53% HL. Head length: 13–16% LEA. Branchial opening: 20–28% HL. Dark hu- meral spot absent or very diffuse ( Hulen et al. 2005).