carpinteroi Marino & Spinelli, 2004c: 157 (male, female). Type locality: Argentina, Formosa, Estancia La Marcela, 35 km E El Colorado, 26°17'21''S, 59°08'40''W. HT M (MLPA). Distr.: Argentina (Formosa: type locality). Refs.: Marino & Spinelli, 2004c: 157.
Diagnosis. A medium-size species of Atrichopogon with no secondary sexual dimorphism; eight proximal flagellomeres whitish, distal five dark brown; thorax with scutum, scutellum, postscutellum, paratergite, propleuron and anepisternum dark brown, rest of pleura and legs pale yellowish; abdomen pale yellowish, segment 8-10 of female slightly darker; spermatheca large, ovoid with short neck, lightly sclerotized; parameres apparently missing; aedeagus triangular, tapering to cap-like apex, basal arch very low.