Cetopsis gobioides Kner, 1858

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 : 65

Cetopsis gobioides Kner, 1858

Fig. 19

Body elongated; greatest depth contained 3.7 to 3.9, head depth 4.9 to 5.0 and caudal peduncle depth 8.4 to 9.6 times in SL; head length 4.1 to 4.4, anal-fin base length 3.6 to 3.8, maxillary-barbel length 11.1 to 11.4 in SL; snout length 3.1 to 3.5, horizontal orbital diameter 7.8 to 8.6 and least interorbital width 2.4 to 2.8 in HL. Mouth terminal; premaxilla and dentary with viliform teeth, maxilla with no teeth and vomer with one row of conical teeth. Dorsal fin with 7, pectoral fin with 10 or 11, pelvic fin with 10 and anal fin with 21-24 rays. Ground color darker dorsally, lighter ventrally; dorsum with few scattered dark-grey chromatophores. Hyaline fins ( Graça, Pavanelli, 2007).

Maximum standard length. 112.4 mm ( Graça, Pavanelli, 2007).

Distribution. Upper rio São Francisco, río Paraná and río Uruguay basins.

Figures

Fig. 19. a. Callichthys callichthys, MZUSP 60261, 120.0 mm SL, córrego da Onça, afluente do rio Pardo, Barra do Turvo, State of São Paulo. b. Corydoras aeneus, NUP 17578, 43.1 mm SL, córrego Guaçu, tributary of the rio Abambai, Itaquirai, State of Mato Grosso do Sul. c. Corydoras sp., NUP 16185, 33.4 mm SL, córrego Santa Maria, tributary of the rio Iguatemi, Mundo Novo, State of Mato Grosso do Sul. d. Hoplosternum littorale, NUP 161, 133.4 mm SL, lagoa Mutum, Porto Rico, State of Paraná. e. Lepthoplosternum pectorale, 100.0 mm SL, uncat. f. Cetopsis gobioides, 102.4 mm SL, uncat. g. Clarias gariepinus, NUP 11900, 329.0 mm SL, rio Lopei (Pesque-Pague Big Peixes), tributary of the rio Toledo, Cascavel, State of Paraná.