Gephyrocharax melanocheir Eigenmann, 1912

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 : 1186

publication ID

https://doi.org/ 10.15560/16.5.1181

persistent identifier

https://treatment.plazi.org/id/03E53859-DA3A-2637-965F-6EFFFA729A55

treatment provided by

Marcus

scientific name

Gephyrocharax melanocheir Eigenmann, 1912
status

 

Gephyrocharax melanocheir Eigenmann, 1912 View in CoL

Figure 2I

Material examined. COLOMBIA. • 7, 31.3–35.3 mm SL; Río Alvarado-Caldas Viejo ; 04°36′41.2″N, 074°55′46.2″W; 351 m a.s.l.; 28 Jun. 2013; Cristhian C. Conde-Saldaña, Juan G. Albornoz-Garzón leg.; CZUT- IC 10706 GoogleMaps . • 7, 36.6–37.5 mm SL; Quebrada La Manjarres ; 04°28′19.3″N, 075°04′26.9″W; 758 m a.s.l.; 28 Jun. 2013; Juan G. Albornoz-Garzón, Cristhian C. Conde-Saldaña leg.; CZUT-IC 10788 GoogleMaps .

Identification. Outermost branched pectoral-fin ray of adult males with a fan-shaped structure distally formed. Bony hooks and a dark blotch present distally in the fanshaped structure. Caudal-fin rays 10th and 11th lacking of terminal lateral-line tube. Adult males with a long gill gland (7.0–11.4% SL). Urogenital papillae developed in adult females. An intense dark pigmentation at the base of the five anterior dorsal-fin rays ( Vanegas-Ríos 2016).

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