Astyanax aff. paranae Eigenmann, 1914

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 : 27

Astyanax aff. paranae Eigenmann, 1914

Fig. 7

Body elongated; greatest depth contained 3.5 to 3.6 and caudal peduncle depth 10.9 to 11.6 times in SL; head length 3.9 to 4.1, predorsal distance 1.9 to 2.0 and caudal peduncle length 7.2 to 9.6 in SL; snout length 3.6 to 4.5, horizontal orbital diameter 2.4 to 2.8 and least interorbital width 2.9 to 3.1 in HL. Mouth terminal; inner row of premaxilla with 5 teeth, outer with 4 or 5, dentary with 8-13, and maxilla with one tooth. Lateral line complete, with 38 or 39 pored scales; transverse series above lateral line with 5 or 5½ scale rows and below with 4 or 4½ scale rows. Dorsal fin with 11, pectoral fin with 15 or 16, pelvic fin with 9, anal fin with 17-23, and caudal fin with 19 rays. Ground color silvery; black vertically elongated humeral blotch followed by another similar black humeral blotch, smaller than the first; silvery longitudinal band on flank (brown or grey in fixed specimens), from humeral blotch to median caudal-fin rays. Reddish fins ( Graça, Pavanelli, 2007).

Maximum standard length. 90.0 mm ( Graça, Pavanelli, 2007).

Distribution. Upper rio Paraná basin.

Figures

Fig. 7. a. Astyanax biotae, NUP 15137, 44.1 mm SL, córrego Peroba, tributary of the rio Ivinheima, Jateí, State of Mato Grosso do Sul. b. Astyanax bockmanni, 67.2 mm SL, fresh specimen, uncat. c. Astyanax aff. fasciatus, NUP 32, 65.0 mm SL, rio Paraná, Porto Rico; d. Astyanax lacustris, 79.9 mm SL, fresh specimen, uncat. e. Astyanax aff. paranae, NUP 3045, 72.9 mm SL, ribeirão Lageado, Marechal Cândido Rondon, State of Paraná. f. Astyanax schubarti, MZUSP 17101, 68.4 mm SL, rio Jaguara-mirim, São Paulo.