Oncometopia expansa Melichar 1925

Diagnosis. Crown, pronotum and scutellum brownish; forewings dark grayish; anal veins separate, slightly close in their mean length. Male: subgenital plates narrow and triangular; aedeagus with four ventral processes: coarse process forked in apical third, another long pointed process, and pair of short, divergent processes.

Female terminalia. Abdominal sternite VII, in ventral view (Fig. 12), with lateral margins slightly parallel, lateroposterior margins rounded, and posterior margin with shallow median emargination elongated, whose edges have a small prominence, keeled on its outer side; surface with numerous scattered microsetae. Pygofer, in lateral view, slightly produced posteriorly; surface with scattered microsetae, and a few macrosetae on ventral and posterior regions. First valvifers, in lateral view, longer than tall; with small spiniform processes on ventral region and setae in posteroventral angle. First ovipositor valvulae, in lateral view, rectilinear beyond basal curvature; dorsal sculptured area formed by scale-like processes arranged in oblique lines; ventral sculptured area formed by scale-like processes arranged irregularly; apex acute (Fig. 32), with denticles on dorsal and ventral margins. Second valvulae, in lateral view, rectilinear beyond basal curvature; dorsal margin of blade bearing 37 to 38 noncontiguous teeth, each tooth subtriangular, declivous posteriorly, with denticles throughout entire dorsal margin (Fig. 52); ducts extending toward teeth and toward apical blade portion; apex rounded (Fig. 72), with denticles on dorsal and ventral margins; slight preapical ventral prominence. Gonoplacs, in lateral view, with a few apical setae; apex rounded.

Material examined. ARGENTINA. Misiones: 4♂ 1♀, III/1897, S. Venturi; Posadas, 1♂ (MACN); Eldorado, 2♂, XI/2008, Logarzo & Palottini; Puerto Rico, 1♂ 1♀, 22/II/2012, 26°49,463´S 55°01,882´W, hand collection, G. Dellapé (MLP).

Distribution. Mexico, Colombia, Peru, Bolivia (Melichar 1925; Emmrich 1975, 1984) and Argentina: Misiones (Paradell et al. 2012).