serranaDíaz & Spinelli, in Díaz et al., 2014a: 2153 (macho, hembra, pupa). Localidad tipo: Argentina, Buenos Aires, Sierra de la Ventana, arroyo Napostá Grande, 38º08'44.2''S, 62º05'32.7''W, 300 m. HT M (MLPA). Distr. Argentina (Buenos Aires: localidad tipo; Ensenada, Reserva Natural Integral Punta Lara, marginal forest, 34º47'21.2''S, 57º59'56.8''W; same data except grassland, 34°48'01.36"S, 58°00'26.26"W; Saldungaray, arroyo Rivera; 38º13'53.4''S, 61º48'01.3''W, 228 m. Rio Negro: meseta de Somuncurá, Chipauquil, Puesto Policial, 40º57'41.1''S, 66º38'20.8''W, 481 m; meseta de Somuncura, Estancia El Rincón, 40º59'24.1''S, 66º40'35.7''W, 620 m). Refs.: Díaz et al., 2014a: 2153; Cazorla et al., 2018: 6.
Diagnosis. Only species of Dasyhelea in Patagonia with the following combination of characters: male with scutellum with 6 large and 1-2 thinner setae; tergite 9 rounded distally, produced beyond apex of gonocoxites; posteromedian projection of aedeagus stout, tip truncate and W/L ratio 1.33-1.65. Female scutum with contrasting pigmented pattern.