Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated Author Ota, Renata Rúbia Author Deprá, Gabriel de Carvalho Author Graça, Weferson Júnio da Author Pavanelli, Carla Simone text Neotropical Ichthyology 2018 2018-06-11 16 2 1 111 journal article 10.1590/1982-0224-20170094 f68fe85c-2a4c-4625-b684-74f61398d6c2 1982-0224 3678395 Apareiodon vladii Pavanelli, 2006 Fig. 14 Body elongated; greatest body depth contained 3.9 to 4.7 and caudal peduncle depth 6.9 to 8.8 times in SL; head length 4.3 to 4.8, predorsal distance 2.0 to 2.2 and caudal peduncle length 6.3 to 9.0 in SL; snout length 2.7 to 3.1, horizontal orbital diameter 3.8 to 4.6 snout length 2.6 to 3.1, horizontal orbital diameter 3.8 to 4.6, least interorbital width 2.6 to 3.1 and dentary width 5.0 to 6.3 in HL. Mouth subterminal; premaxilla with 4, maxilla with 1 and dentary with no teeth. Lateral line with 37-39 pored scales; transverse series above lateral line with 4½ scale rows and below with 3 or 4½ scale rows. Dorsal fin with 11 or 12, pectoral fin with 14 or 15, pelvic fin with 8 or 9, anal fin with 7 and caudal fin with 19 rays ( Pavanelli, 1999 ). Ground color silvery to pale yellow; black longitudinal band along lateral line, from opercle to median caudal-fin rays, without adjacent brown or grey blotches downwards; six to eight dark-brown transverse bars above longitudinal band. Hyaline fins or with few scattered brown cromathophores ( Graça, Pavanelli, 2007 ). Maximum standard length. 113.4 mm ( Graça, Pavanelli, 2007 ). Distribution. Upper rio Paraná , rio Piquiri and rio Ivaí basins.