Deskripsieng
1. Branching of laterosensory canals of fourth or fifth infraorbitals (74): (0> 1) present. Paralleled in the Bryconops clade, in nodes 167, 177, 218, 260, and 276, and in Bryconamericus scleroparius and Chalceus macrolepidotus. 2. Canal of lateral line on caudal-fin membrane (92): (0> 1) present. Paralleled in the Characidae. 3. Interdigitations between premaxillae (103): (1> 0) present. Paralleled in the Bryconinae and in Distichodus maculatus. 4. Form of interdigitations between dentaries (112): (0> 1) undulate lamellae. Paralleled in node 183. 5. Anterior extension of interopercle (163): (0> 1) not extending anteriorly beyond terminus of horizontal arm of preopercle. Paralleled in the Heterocharacinae, in nodes 162, 174, and 212, and in Hoplias cf. malabaricus. 6. Number of gill rakers on first hypobranchial and ceratobranchial (195): (1> 0) 16 or more. Paralleled in nodes 177 and 183 and in Astyanax latens, A. cf. rutilus, A. pelegrini Eigenmann, Hoplias cf. malabaricus, Hyphessobrycon socolofi, Moenkhausia dichroura, Parecbasis cyclolepis, and Stichonodon insignis. 7. Teeth on third pharyngobranchial (206): (0> 1) absent. Paralleled in the Gasteropelecidae. 8. Number of branchiostegal rays (213): (0> 1) five. Paralleled in Characidium borellii, Hoplias cf. malabaricus, Rhaphiodon vulpinus, and Thoracocharax stellatus.
Sumber: Phylogeny of the family Characidae (Teleostei: Characiformes): from characters to taxonomy
Deskripsieng
type locality canterai: Río Uruguay remarks in N sub Colossoma paco and P. brachypomus
Sumber: Check List of the Freshwater Fishes of Uruguay (CLOFF-UY).
Deskripsieng
Body deep; greatest depth contained 1.5 to 2.0 and caudal peduncle depth 8.8 to 8.9 times in SL; head length 2.7 to 4.2, predorsal distance 1.6 to 1.7 and caudal peduncle length 8.8 to 9.4 in SL; snout length 2.9 to 3.3, horizontal orbital diameter 5.2 to 5.5 and least interorbital width 1.9 to 2.1 in HL. Mouth terminal; inner row of premaxilla with 2, outer row with 6 - 8; inner dentary row with 2, outer with 6; maxilla with 1 or 2 teeth. Lateral line complete, with 107 - 119 pored scales; transverse series above lateral line with 49 - 54 scale rows and below with 50 - 55 scale rows. Ventral keel with 52 - 54 simple spines, plus 7 pairs of spines. Dorsal fin with 15 or 16, pectoral fin with 14 - 17, pelvic fin with 8 or 9, anal fin with 23 - 25, and caudal fin with 19 rays. Ground color greyish, darker dorsally. Dorsal and pectoral fins dark-grey; pelvic anal and caudal fins yellowish-orange (Graça, Pavanelli, 2007). Maximum standard length. 533.0 mm (Graça, Pavanelli, 2007).
Sumber: Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated
Distribusieng
Distribution. Paraná-Paraguay system.
Sumber: Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated
