Ichthyofauna from three streams of the lower Iguatemi River in the upper Paraná river basin, Brazil Author Batista-Silva, Valéria Flávia Author Frota, Augusto Author Kashiwaqui, Elaine Antoniassi Luiz Author Abelha, Milza Celi Fedatto Author Bailly, Dayani Author Gubiani, Éder André Author Júnio da Graça, Weferson text Check List 2018 2018-03-23 14 2 363 378 http://dx.doi.org/10.15560/14.2.363 journal article 10.15560/14.2.363 1809-127X Characidium gomesi Travassos, 1956 Characidium gomesi Travassos 1956: 3 , fig. 1 [original description]— Hoffmann et al. 2015: 4 , fig. A2.F. Material examined. Table 2 ; Figure 5M . Elongated body; terminal mouth; 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; transversal series above lateral line with 4 scale rows and below with 2 or 2½ scale rows. Dorsal fin with 11, pectoral fin with 11–13, pelvic fin and anal fin with 8 or 9, and caudal fin with 18, total rays. Ground color brown; 3 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; dark brown transversal bars on flank, conspicuous on caudal peduncle; dark brown spot at base of median caudal-fin rays. Hyaline fins; dorsal fin with 2 dark brown oblique stripes; adipose fin with distal portion darkened; posterior half of pectoral, pelvic and anal-fin rays darkened; caudal fin with 2 dark-brown transversal bars.