Thamnocephalus mexicanus

MEXICO: Sonora: Obregón­Guaymas, Cajéme, 16 km sobre carr, Esperanza­Los Hornos, carr. fed., #15, CD., 9 August 1996, A. Maeda­Martínez, gift from CIBNOR (CIB­301[CONABIO­807]), 2 males, 2 females, DCR­206. USA: NEW MEXICO: Doña Ana County: Stock tank 0.48 km east of intersection of CR A­07 and CR A­005: N31° 52’ 42.56”, W107°05’ 14.28”, ~ 1273 meters elevation, 14 August 2002, 6 males, 3 females, B. K. Lang, Det. D. C. Rogers, DCR­493. TEXAS: Zavola County: road side pool, 8 km north east of Maverick County line, on Highway 57, M. Shug – Belk, 1 July 2004, 1 male, 1 female, DCR­ 614.