Diadasia (Coquillettapis) vallicola Timberlake 1940

Diadasia (Coquillettapis) vallicola Timberlake, 1940 [Holotype: CASC; ♂ Near Westmoreland, Imperial Co., California, USA; May 31, 1930] Diadasia vallicola is primarily found in the Mojave, Sonoran, and Chihuahuan Deserts. This species specializes on pollen from plants in the genus Sphaeralcea A. St. -Hil. (Sipes & Tepedino 2005). In BC, there is only one historical record from the Central Desert in April 1983 with vouchered specimens at CSCA. Additionally, the BBPT collected one female in the Central Desert in March 2021 (MABC). See fig. 97.