Toxidium gammaroides LeConte, 1860
Material examined: MHNG, WBWC; 9 specimens; Arizona, Cochise Co., Huachuca Mts., 0.8 rd. mi. SW Reef, 31.4238°N, 110.2991°W; Aug. 31 - Sept. 28, 2018 . – MHNG, WBWC; 5 specimens, same data but July 4 -24, 2019.
Remarks: The species is widely distributed throughout the USA and has been reported also from Canada, Mexico and Guatemala. The state record is new.