Salminus hilarii Valenciennes, 1850

Ota, Renata Rúbia, Deprá, Gabriel de Carvalho, Graça, Weferson Júnio da & Pavanelli, Carla Simone, 2018, Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated, Neotropical Ichthyology 16 (2), pp. 1-111 : 25

Salminus hilarii Valenciennes, 1850

Fig. 6

Body elongated; greatest depth contained 3.6 to 4.1, caudal peduncle depth 9.9 to 11.8 times in SL; head length 3.6 to 3.8, predorsal distance 1.8 to 1.9, caudal peduncle length 8.6 to 8.8 in SL; snout length 3.5 to 3.8, horizontal orbital diameter 4.2 to 4.7 and least interorbital width 3.5 to 3.7 in HL. Mouth terminal; inner row of premaxilla with 9-11, outer row with 7 or 8, inner row of dentary with 30-32, outer row with 18-20 and maxilla with 30-32 teeth. Lateral line with 68-71 pored scales; transverse series above lateral line with 10 scale rows and below with 6 scale rows. Dorsal fin with 11 or 12, pectoral fin with 15-17, pelvic fin with 9 or 10, anal fin with 25-29 and caudal fin with 19 rays. Ground color silvery; dark-brown transverse band on posterior portion of caudal peduncle, extending to distal margin of median caudal-fin rays. Reddish fins ( Graça, Pavanelli, 2007).

Maximum standard length. 340.0 mm ( Graça, Pavanelli, 2007).

Distribution. Río Paraná, rio São Francisco, rio Tocantins, Amazon and río Orinoco basins.

Figures

Fig. 6. a. Brycon hilarii, 288.9 mm SL, fresh specimen, uncat. b. Brycon orbignyanus, 270.0 mm SL, fresh specimen, uncat. c. Salminus brasiliensis, 500.0 mm SL, fresh specimen, uncat. d. Salminus hilarii, NUP 1893, 170.0 mm SL, rio Paraná, Porto Rico.