Helicopsyche villegasi Denning & Blickle 1979
Previous distribution. México (Durango, Estado de México, Zacatecas)
Material examined. MÉXICO: Oaxaca, Santa Catarina Lachatao, El Arco, 17°15’56”N, 96°29’28”W, 1934 m asl, 23.v.2013, light trap, V.S. Jiménez-Hernández, J.A. Casasola-González& M. Razo-González, 3 males (alcohol).
Remarks. The distributional range of this species extends two degrees to the South and four degrees to the East.