Serrasalmus maculatus Kner, 1858

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 : 53

Serrasalmus maculatus Kner, 1858

Fig. 15

Body deep; greatest depth contained 1.6 to 1.8 and caudal peduncle depth 8.2 to 9.7 times in SL; head length 2.8 to 3.2, predorsal distance 1.6 to 1.7 and caudal peduncle length 10.5 to 11.4 in SL; snout length 3.7 to 4.6, horizontal orbital diameter 3.5 to 4.5 and least interorbital width 2.6 to 3.0 in HL. Mouth terminal, dentary prognathous; premaxilla with 6, dentary with 7, maxilla with no teeth and palate with 4-7 teeth. Lateral line with 69-75 pored scales; transverse series above lateral line with 29-33 scale rows and below with 24- 29 scale rows. Dorsal and pectoral fin with 15-17, pelvic fin with 6 or 7, anal fin with 30-33 and caudal fin with 19 rays ( Jégu, Santos, 2001). Ground color silvery to yellowish; several dark-brown rounded blotches on body. Yellowish fins; unpaired fins with distal margin black, except caudal fin, with hyaline margin, preceded by black transverse bar ( Graça, Pavanelli, 2007).

Maximum standard length. 268.0 mm ( Graça, Pavanelli, 2007).

Distribution. Amazon and Paraná-Paraguay system.

Figures

Fig. 15. a. Colossoma macropomum, 250.0 mm SL, uncat. b. Metynnis lippincottianus, NUP 443, 149.3 mm SL, lagoas (ilhas), Porto Rico, State of Paraná. c. Myloplus tiete, NUP 2484, 135.0 mm SL, rio Piquiri, Formosa do Oeste, State of Paraná. d. Piaractus mesopotamicus, 498.0 mm SL, fresh specimen, uncat. e. Serrasalmus maculatus, NUP 396, 157.2 mm SL, canal do Meio (ilha Porto Rico), Porto Rico, State of Paraná. f. Serrasalmus marginatus, NUP 439, 160.2 mm SL, lagoas (ilhas), Porto Rico, State of Paraná. g. Triportheus nematurus, 102.0 mm SL, fresh specimen, uncat.