Paravandellia oxyptera Miranda-Ribeiro, 1912

Fig. 31

Body elongated; greatest depth contained 10.8 to 11.9 times in SL; head length 4.8 to 5.1 and predorsal distance 1.4 to 1.6 in SL; snout length 2.5 to 2.9, horizontal orbital diameter 3.6 to 3.9 and least interorbital width 7.0 to 7.2 in HL. Mouth inferior; premaxilla and dentary with several small teeth, sometimes covered by skin. Dorsal fin with 12, pectoral fin with 7, pelvic fin with 5 or 6 and anal fin with 9 or 10 rays. Ground color whitish to pale yellow; dark-brown longitudinal band, from opercle to vertical through pelvicfin origin. Hyaline fins (Graça, Pavanelli, 2007).

Maximum standard length. 27.0 mm (Graça, Pavanelli, 2007).

Distribution. Río de la Plata basin.