Oligosarcus paranensis Menezes, Géry, 1983, Menezes, Gery, 1983

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: 33

publication ID

http://doi.org/ 10.1590/1982-0224-20170094

DOI

http://doi.org/10.5281/zenodo.3682126

persistent identifier

http://treatment.plazi.org/id/03894103-3867-FFC9-FF7A-FE0B294702E9

treatment provided by

Carolina

scientific name

Oligosarcus paranensis Menezes, Géry, 1983
status

 

Oligosarcus paranensis Menezes, Géry, 1983  

Fig. 9 View Fig

Body elongate; greatest depth contained 2.9 to 3.7 and caudal peduncle depth 7.8 to 8.6 times in SL; head length 2.9 to 3.5, predorsal distance 1.7 to 1.9 and caudal peduncle length 8.7 to 9.4 in SL; snout length 3.5 to 4.5, horizontal orbital diameter 2.6 to 4.3 and least interorbital width 3.8 to 5.6 in HL. Mouth terminal; premaxilla with 4-7 teeth, dentary with 11-21, and maxilla with 18-35 teeth. Lateral line complete, with 47-54 pored scales; transverse series above lateral line with 9-10 scale rows and below with 6-8 scale rows. Dorsal fin with 12, pectoral fin with 12-16, pelvic fin with 8-9, anal fin with 20-27, and caudal fin with 19 rays ( Menezes, Géry, 1983). Ground color silvery; black humeral spot, vertically elongate; silvery longitudinal stripe on flank (brown or grey in preserved specimens), from humeral spot to median caudal-fin rays. Yellowish fins ( Graça, Pavanelli, 2007).

Maximum standard length. 100 mm ( Graça, Pavanelli, 2007).

Distribution. Upper rio Paraná basin.