Acmaeodera solitaria Kerremans.

Arizona, Cochise Co.: on flowers Sphaeralcea sp., Chiricahua Mts., Forest Road 42, Cave Creek Canyon, 31°53′16″N, 109°10′16″W, 03-IX-2017; beaten from Quercus sp. ( Fagaceae), Huachuca Mts., Copper Canyon, 31°21′44″N, 110°18′00″W, 01-IX-2017 ; on flowers Evolvulus arizonicus and Xanthisma sp., Santa Cruz Co., Pajarito Mts., Sycamore Canyon, 31°25′55″N, 111°11′18″W, 02-IX-2017, all MLRC .