Trichomycterus corduvensis Weyenbergh 1877

Saravia, Alejandro Nicolás, Mettola, Víctor Ezequiel, Aguilera, Gastón, Cano, Paula Daniela & Terán, Guillermo Enrique, 2023, Do we know what we are conserving? Fishes from Parque Nacional Aconquija, Tucumán, Northwestern Argentina, Acta Zoológica Lilloana 67 (2), pp. 327-347 : 342

Trichomycterus corduvensis Weyenbergh 1877

Material examined. 25 exemplars; 35.2 - 60.1 mm SL. CI FML 7811 , 4 ex, 27° 12’ 29.6”S, 65° 37’ 39.2”W Pueblo Viejo River . CI FML 7820 , 1 ex, 27° 12’ 29.6”S, 65° 37’ 39.2”W Pueblo Viejo River . CI FML 7830 , 1 ex, 27° 19’ 07.5”S, 65° 41’ 51.2”W Jaya River . CI FML 7836 , 2 ex, 27° 19’ 07.5”S, 65° 41’ 51.2”W Jaya River . CI FML 7838 , 1 ex, 27° 19’ 07.5”S, 65° 41’ 51.2”W Jaya River . CI FML 7839 , 2 ex, 27° 19’ 07.5”S, 65° 41’ 51.2”W Jaya River . CI FML 7848 , 2 ex, 27° 17’ 39.8”S, 65° 51’ 02.0”W Jaya River . CI FML 7889 , 1 ex, 27° 17’ 39.8”S, 65° 51’ 02.0”W Jaya River . CI FML 7920 , 1 ex, 27° 21’23.8” S, 65° 48’33.3”W Cochuna River . CI FML 7921 , 1 ex, 27° 12’ 29.6”S, 65° 37’ 39.2”W Pueblo Viejo River . CI FML 7932 , 8 ex, 27°12’ 36.21”S; 65°37’ 22.80”W Pueblo Viejo River. CI FML 7935 , 1 ex, 27° 09’33.3” S 65° 42’ 37.6”W Pueblo Viejo River .

Identification. Papillae-like structures present on body; round head shape in dorsal view; operculum and interoperculum with odontodes directed towards the posteri- or region; without mentonian barbels; caudal peduncle smoothly continuous with dorsal and ventral profiles of trunk; 13 principal caudal-fin rays with distal margin straight; without adipose fin; first ray of pectoral fins is non-prolonged, similar size to the rest of the fin rays; unpigmented region on the dorsal-fin origin absent ( Ringuelet et al., 1961; Fernández et al., 2007).