xerophila Cazorla & Spinelli, 2010: 52 (male, female). Type locality: Argentina, Salta, Cafayate, Motel ACA, 26°3'54.14"S, 65°58'21.99"W. HT M (MLPA). Distr.- Argentina (Salta: type locality; spring at ex national Rt. 9, km 1640, 24°30'28.53"S, 65°19'35.60"W. Tucumán: Tafí del Valle, 26°51'6.00"S, 65°42'35.34"W. San Luis: Merlo, 32º21'09.7''S, 64º57'11.3''W, 1240 m. Córdoba: 4 km NW Cura Brochero, 31°38'16.68"S, 65°2'10.15"W; río San Antonio, paraje Las Jarillas, 31º32'02.8''S, 64º33'01.7''W, 820 m; Capilla del Monte, 30°51'31.55"S, 64°32'26.90"W). Refs.: Cazorla & Spinelli, 2010: 52.
Diagnosis: the only species of Neotropical Stilobezzia (Acanthohelea) with legs dark brown except base and apex of femora with pale rings, male flagellomeres 1–10 pale brown and 11–13 contrastingly dark brown and male abdomen pale brown with genitalia dark brown.