Characidium gomesi Travassos, 1956

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 : 42-43

publication ID 10.1590/1982-0224-20170094


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Characidium gomesi Travassos, 1956


Characidium gomesi Travassos, 1956 View in CoL

Fig. 12 View Fig

Body elongated; greatest body depth contained 3.9 to 4.0 and caudal peduncle depth 7.8 to 8.5 times in SL; head length 4.2, predorsal distance 2.1 to 2.4 and caudal peduncle length 4.9 to 6.0 in SL; snout length 3.8 to 3.9, horizontal orbital diameter 4.4 to 4.8 and least interorbital width 5.3 to 5.9 in HL. Mouth terminal; premaxilla with 6 or 7, dentary with 8-10 and maxilla with no teeth. Isthmus without scales. Lateral line with 34 or 35 pored scales; transverse series above lateral line with 4 scale rows and below with 2 or 2½ scale rows. Dorsal fin with 11 rays, pectoral fin with 11-13 rays, pelvic fin and anal fin with 8 or 9 rays, and caudal fin with 18 rays. Ground color brown; three dark-brown longitudinal stripes on dorsal region of body; dark-brown stripe from tip of snout to orbit; dark-brown longitudinal stripe on flank, from humeral spot caudal peduncle; darkbrown transverse bars on flank, conspicuous on caudal peduncle; dark-brown spot at base of median caudal-fin rays. Hyaline fins; dorsal fin with two dark-brown oblique stripes; adipose fin with distal portion darkened; posterior half of pectoral, pelvic and anal-fin rays darkened; caudal fin with two dark-brown transverse bars.

Maximum standard length. 56.0 mm.

Biological data. Feeding habit omnivorous with tendency to insectivory, and lives in rocks bottom with stronger current ( Ferreira, 2007).

Distribution. Upper rio Paraná basin.

GBIF Dataset (for parent article) Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF