Acrogonia citrina Marucci & Cavichioli 2002

Diagnosis. Crown, pronotum and scutellum dark, with small yellow irregular spots; head triangular, apex curved slightly upward; clypeus yellow. Male: connective thin; styles thin and sharp, almost as long as subgenital plates; aedeagus subcylindrical, slightly curved, with apex bifid from basal third.

Female terminalia. Abdominal sternite VII, in ventral view (Fig. 1), with lateral margins nearly parallel, lateroposterior margins broadly rounded, and posterior margin deeply emarginate, with a few macrosetae at the edges of the emargination. Pygofer, in lateral view, slightly produced posteriorly; surface with scattered microsetae and macrosetae on posterior one-third of disc. First valvifers, in lateral view, longer than tall; with small spiniform processes in posterior one-third. First ovipositor valvulae, in lateral view, short and slightly rectilinear, basal portion expanded; dorsal sculptured area formed by scale-like processes arranged in oblique lines; ventral sculptured area formed by scale-like processes arranged irregularly; apex truncate with acute median projection (Fig. 21). Second valvulae, in lateral view, short and slightly rectilinear; dorsal margin of blade bearing 14 to 18 noncontiguous teeth, each tooth subtriangular, declivous posteriorly, with denticles throughout entire dorsal margin (Fig. 41); size of teeth increases from proximal portion to middle region, and then decreases towards apex; ducts extending toward teeth and toward apical blade portion; apex obtuse, forming a concavity with preapical ventral prominence (Fig. 61). Gonoplacs, in lateral view, with basal half narrow and slightly arcuate, and apical half short and distinctly expanded; apex acute.

Material examined. ARGENTINA. Misiones: Route 211 km 36, 26 °55´55´´S 54°43´4´´W, 1♂, 5/I/2008, light trap, C.H. Dietrich; Posadas, 1♀, 25/IX/2003, G. Logarzo; Parque Nacional Iguazú, 1♂ 1♀, 11/XII/2008, water trap, Zamudio & Colleselli Gomez de Olivera (MLP).

Distribution. Brazil (Marucci et al. 2002; Azevedo-Filho & Carvalho 2004, 2006), Paraguay (Dellapé et al. 2011) and Argentina: Misiones (Dellapé & Paradell 2013).