Geophagus steindachneri Eigenmann & Hildebrand, 1910

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 : 1193

Geophagus steindachneri Eigenmann & Hildebrand, 1910

Figure 4K

Material examined. COLOMBIA • 13, 16.7–44.4 mm SL; Río Alvarado-Caldas Viejo ; 04°36′41.2″N, 074° 55′46.2″W; 351 m a.s.l.; 19 Sep. 2012; Cristhian C. Conde- Saldaña, Juan G. Albornoz-Garzón leg.; CZUT-IC 10111 . • 11, 13.8–66.7 mm SL; Quebrada La Caima ; 04° 35′45.8″N, 075°56′39.6″W; 374 m a.s.l.; 19 Sep. 2012; Cristhian C. Conde-Saldaña, Juan G. Albornoz-Garzón leg.; CZUT-IC 10159 .

Identification. Body deep (38.1–41.8% SL). Snout mod- erately pointed (43.4–59.6 % HL). Mouth subterminal and protractile. First gill arch with prominent epibranchial lobe. Scales in E1 19–20 and E2 13. Dorsal fin with 16 spines and 13 soft rays, 4th to 5th ray longest, extended as filaments. Anal fin with three spines and 7–8 soft rays. Caudal fin with distal margin concave. Body coloration brown or light brown. Sides of body with six faint dark vertical stripes. A vertically dark blotch at middle of cau- dal-fin. Dorsal fin dark grey, with light dark bands in soft rays. Caudal fin hyaline with dark spots. Pectoral fin dark grey. Pelvic and anal fins pale grey or hyaline (Eigen- mann 1922).