Leporinus lacustris Campos, 1945

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 : 19-20

Leporinus lacustris Campos, 1945

Fig. 4

Body deep; greatest depth contained 2.8 to 3.4 and caudal peduncle depth 6.4 to 8.0 times in SL; head length 3.2 to 3.8, predorsal distance 1.9 to 2.1, caudal peduncle length 13.3 to 13.5 in SL; snout length 1.3 to 2.5, horizontal orbital diameter 3.4 to 4.5 and least interorbital width 1.7 to 2.0. Mouth terminal; premaxilla and dentary with 4 teeth, no maxillary teeth. Lateral line with 32-36 pored scales; transverse series above and below lateral line with 4 or 4½ scale rows. Dorsal fin with 12, pectoral fin with 14-16, pelvic fin with 8 or 9, anal fin with 10 and caudal fin with 19 rays ( Campos, 1945; Garavello, 1979). Ground color greyish to pale yellow; three grey to black rounded blotches along lateral line, first and most conspicuous below dorsal fin. Yellowish fins ( Graça, Pavanelli, 2007).

Maximum standard length. 230.0 mm ( Graça, Pavanelli, 2007).

Distribution. Paraná-Paraguay system.

Figures

Fig. 4. a. Leporinus amblyrhynchus, 97.5 mm SL, uncat. b. Leporinus friderici, 189.2 mm SL, fresh specimen, uncat. c. Leporinus lacustris, NUP 3308, 210.0 mm SL, ressaco do Pau Veio, tributary of the rio Paraná, Porto Rico, State of Paraná. d. Leporinus octofasciatus, NUP 281, 148.9 mm SL, rio São Francisco Falso, Santa Helena, State of Paraná. e. Leporinus striatus, 69.2 mm SL, uncat. f. Leporinus tigrinus, NUP 17488, 180.1 mm SL, rio Paraná, Querência do Norte, State of Paraná.