Dersagrena flaviventris (Berg)

Pall, Jose Luis & Coscaron, Maria del Carmen, 2013, Synopsis of Acanthocerini (Hemiptera, Coreidae) from Argentina, ZooKeys 305, pp. 33-53 : 42-43

Dersagrena flaviventris (Berg) Figs 21-25, 43

Dalcera flaviventris Berg 1879: 282.-Lethierry and Severin 1894: 22.

Athaumastus flaviventris Pennington 1920: 13.-Pennington 1921: 38.-Bosq 1937: 113. - Coscarón 1998: 2.

Dersagrena flaviventris Mitchell 2000: 384.

Redescription.

Holotype.Female. n=1. Total body length: 10.0; head length: 1.2; head width: 1.5; eye width: 0.3; interocular space: 0.7; preocellar distance: 0.2; interocellar space: 0.3. Rostrum: I 1.0, II 1.2, III 1.0, IV 0.8. Antennal segments length: I 1.1, II 1.6, 1.7 III and IV (segment missing). Pronotal length: 2.8; width: 4.1. Scutellar length: 1.4; width 1.3. Length of abdomen with male hemelytra: 9.6; length of abdomen with hemelytra: 10.0; abdomen width: 4.7. Dorsal coloration: Head dark brown, light brown interocular space. Pronotum dark brown except two stains on anterior region and lateral margins light brown. Scutellum, coria, and hemelytral membrane dark brown. Connexival segments dark brown with intersegmental line light brown. Ventral coloration: Ground color light brown, connexival segments dark brown. Legs dark brown. Structure: pronotum granulate; frontal angles granulate and projecting as acute spines reaching ocular tubercles; humeral angles with two rounded projections; scutellum granulate. Hemelytra shorter than the abdomen.

Specimen examined.

Argentina: Córdoba: 1♀ Alta Gracia (31°24'53.38"S, 64°10'36.61"W).

Distribution.

Argentina: Buenos Aires, Córdoba: Río Cuarto; Chaco; San Luis: Villa Mercedes; Santiago del Estero; Tucumán.