Athaumastus subcarinatus (Stål 1860)

Male: n=8. Total body length: 12.4-13.0; head length: 0.8-1.1; head width: 1.4-1.5; eye width: 0.2-0.3; interocular space: 0.8; preocellar distance: 0.3; interocellar space: 0.2. Rostrum: I 0.4-0.7, II 1.1, III 0.7, IV 0.4-0.6. Antennal segments: I 1.3-1.7, II 1.5-1.9, III 1.4-2.1 and IV 1.3. Pronotum length: 2.2-2.7; width: 3.4-3.9. Scutellum length: 1.4, wide 1.6. Length of abdomen with hemelytra: 8.0; length of abdomen with hemelytra: 9.0; abdomen width: 4.0-4.1. Dorsal coloration: Head including antennal segments 1-3 brown, 4 dark brown. Pronotum brown, margins light brown. Scutellum and corium brown tinged with dark red, hemelytral membrane dark brown. Connexival segments light brown. Ventral coloration: Ground color brown with following areas dark brown: mesosternun, metapleura, and abdomen not homogeneously dark brown. Fore- and middle legs light brown, hind leg dark brown. Structure: head granulate brown; antennal segment IV pilose; pronotum granulate. Frontal angles rugose, with a projecting as acute spines; humeral angles with two rounded projections. Scutellum granulate, dark brown. Metafemora with two rows of 6 spines; tibia with small teeth basally. Hemelytra granulated brown tinged with dark red, shorter than abdomen.

Argentina: Córdoba: Carlos Paz, San Javier; Corrientes: Capital Department, Lavalle Department; Entre Ríos: Concordia Department, Federación Department, Gualeguachú Department, Paraná Department, Villaguay Department; Salta.