Pseudoplatystoma corruscans (Spix, Agassiz, 1829)

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 : 85

Pseudoplatystoma corruscans (Spix, Agassiz, 1829)

Fig. 30

Body deep; greatest depth contained 5.8 to 6.3 times in SL; head length 2.4 to 3.2, anal-fin base length 8.4 to 8.8, adipose-fin base length 10.7 to 14.4, maxillary-barbel length 2.4 to 2.9 in SL; snout length 2.0 to 2.2, horizontal orbital diameter 9.5 to 10.8, least interorbital width 4.4 to 4.8 in HL; orbital diameter 4.4 to 4.8 in interorbital width. Mouth subterminal, premaxilla slightly longer than dentary dentigerous tooth plates in both premaxilla and dentary. Dorsal fin with 7, pectoral fin with I,9, pelvic fin with 7 and anal fin with 12-15 rays. Ground color dark-grey above lateral line, whitish below; several dark-brown blotches on body. Hyaline fins with few black spots ( Graça, Pavanelli, 2007).

Maximum standard length. 860.0 mm ( Graça, Pavanelli, 2007).

Distribution. São Francisco basin and Paraná-Paraguay system.

Figures

Fig. 30. a. Pinirampus pirinampu, 620.0 mm SL, fresh specimen, uncat. b. Pseudoplatystoma corruscans, 675.0 mm SL, fresh specimen, uncat. c. Pseudoplatystoma reticulatum, 580.0 mm SL, fresh specimen, uncat. d. Sorubim lima, 487.0 mm SL, fresh specimen, uncat. e. Steindachneridion scriptum, 320.0 mm SL, uncat. f. Zungaro jahu, 800.0 mm SL, fresh specimen, uncat.