Odontostilbe avanhandava Chuctaya, Bührnheim, Malabarba, 2018

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 : 36

Odontostilbe avanhandava Chuctaya, Bührnheim, Malabarba, 2018

Fig. 10

Body elongated; greatest body depth contained 3.5 to 4.1 and caudal peduncle depth 8.7 to 11.7 times in SL; head length 3.4 to 4.4, predorsal distance 1.8 to 2.1 and caudal peduncle length 9.0 to 12.0 in SL; snout length 3.3 to 4.3, horizontal orbital diameter 2.2 to 2.6 and least interorbital width 2.7 to 3.8 in HL. Mouth terminal; premaxilla with 5, dentary with 7-10 teeth (narrow, with central cusp much longer than lateral ones), and maxilla with 2 teeth. Lateral line complete, with 26-30 pored scales; transverse series above lateral line with 4½-5 and below with 3-3½ scale rows. Dorsal fin with 10-11, pectoral fin with 11-12, pelvic fin with 8-9, anal fin with 20- 22 and caudal fin with 19 rays. Ground color whitish; silvery longitudinal band (dark-brown in preserved specimens), from pseduotympanum to caudal peduncle; black rounded blotch on posterior portion of caudal peduncle and caudal-fin base. Fins hyaline to yellowish ( Graça, Pavanelli, 2007).

Maximum standard length. 50.0 mm ( Graça, Pavanelli, 2007).

Distribution. Upper rio Paraná basin.

Coments. Odontostilbe avanhandava was identified as Odontostilbe sp. by Graça, Pavanelli (2007). Chuctaya et al. (2018) described the new species.

Figures

Fig. 10. a. Aphyocheirodon hemigrammus, NUP 13774, 36.3 mm SL, lagoa do Bilunga, tributary of the rio Paraná, Taquarussu, State of Mato Grosso do Sul. b. Odontostilbe avanhandava, NUP 1517, 40.0 mm SL, canal do Meio (ilha Porto Rico), Porto Rico, State of Paraná. c. Serrapinus calliurus, NUP 17494, lagoa do Guaraná, tributary of the rio Baía, Taquarussu (top, female, 24.1 mm SL; bottom, male, 21.4 mm SL). d. Serrapinnus heterodon, NUP 17495, lagoa do Guaraná, tributary of the rio Baía, Taquarussu, State of Mato Grosso do Sul (top, female, 32.5 mm SL; bottom, male, 30.1 mm SL). e. Serrapinnus notomelas, 31.8 mm SL, fresh specimen, uncat. f. Serrapinnus sp. 1, NUP 3283, lagoa do Bilunga, Taquarussu, State of Mato Grosso do Sul (top, female, 28.7 mm SL; bottom, male, 28.2 mm SL). g. Serrapinnus sp. 2, NUP 17045, 33.5 mm SL, córrego Itauna, Alto Paraíso, State of Paraná.