Abstract:
"This present paper describes Hesperapis (Hesperapis) trochanterata Snelling, new species, from southern Arizona, and provides data on various apsects of its nesting biology, including: description of nest site, nest architecture, provisioning, and development of immatures. Mature larva and pupa are described. The food source, Nama hispidum, is identified, and special adult features used in foraging and nest excavation are discussed. A brief note is also presented on the nesting behavior of females of H. (Carinapis) rhodocerata (Cockerell)"--P. [1].