dellapei Díaz & Spinelli, in Díaz et al., 2010: 2828 (male, female). Type locality: Argentina, Santa Cruz, lago del Desierto, 49°05’0.71”S, 72°53'32.61"W). HT M (MLPA). Distr. Argentina (Santa Cruz: type locality; PN Perito Moreno, Lago Burmeister, 47°57'13.55"S, 72° 7'12.58"W). Refs.: Díaz et al., 2010: 2828.
Diagnosis. The only species of the patagonica group in which the posteromedian margin of the sternite 9 is broadly rounded, not excavated. The female subgenital plate is subtriangular, the posterolateral arms are slender, and their inner margins are concave with pointed, mesally directed tips. Both sexes with the largest number (approximately 50) of scutellar setae.