Nomada pallidelutea Swenk 1915

Nomada pallidelutea Swenk, 1915 [Holotype: UNSM ♀ Bill Williams Fork, 305 mts elev., between Mojave and Yuma counties, western Arizona, USA; Aug] This species has been recorded in the southwestern USA and northwest Mexico. We examined 15 males and two females collected in the Central Desert in 1979 (1 ♂), La Giganta Ranges in July 1938 (1 ♂), Gulf Coast in May– June 1921 (12 ♂, 2 ♀), and Sarcocaulescent Shrubland in September 1977 (1 ♂). Additionally, we reviewed the holotype of Nomada peninsularis Cockerell 1925 (synonymy) collected in La Paz on June 29, 1921. The BBPT collected this species in the Central Desert in March 2017 (1 ♀), and in the Gulf Coast in Mulegé City in March (1 ♀) and May (2 ♀, 2 ♂) 2021 (MABC). See fig. 146.