1864 Hymenoptera in America North of Mexico 



Biology: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 11, 16-17, 37, 40, 43, 48-49, 50, 55, 59, 133 

 (adult activity, defecation, floral relationships, habitat, hibernation, mating behavior, sleep, 

 parasitism, voltinism). 

 hesperia equina (Cockerell). Calif. (Great Valley), Nev. (Virginia City). Parasite: Oreopasites 

 vanduzeei Ckll. Pollen: Collects pollen from the flowers of Heliotropium curassavicum, 

 but visits these and other flowers for nectar including Erodium cicutarium, Hemizonia 

 pungens, Medicago sativa. 

 Spinoliella equina Cockerell, 1925. Calif. Acad. Sci., Proc. (4) 14: 196. 9,6. 



Taxonomy: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 148-149 (redescription). —Yager and 

 Rozen, 1966. Amer. Mus. Novitates 2265: 6-7, figs. 5-6 (pupa). 



Biology: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 49, 59, 147 (flower relationships, parasite). 

 hesperia hesperia (Swenk and Cockerell). South. Calif. Pollen: Collects pollen from the flowers 

 of Heliotropium curassavicum oculatum. 

 Spinoliella hesperia Swenk and Cockerell, 1907. Ent. News 18: 186. 9, cJ. 



Taxonomy: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 147-148, figs. 20-21, 44-46, 70, 178-181, 

 map 15 (redescription). 



Biology: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 49, 59, 147 (floral relationships). 

 larreae Timberlake. South. Calif. (Colorado and Mojave Deserts). Ecology: Nest sites are 

 estabhshed in sand dune areas. Pollen: Collects pollen from the flowers of La rrea 

 tridentata. 

 Nomadopsis larreae Timberlake, 1952. Ent. Soc. Amer., Ann. 45: 111. 9. 



Taxonomy: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 126-128, figs. 153-156, map 12 

 (redescription). 



Biology: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 11, 37, 41, 43, 49, 55, 128 (nest site, nest 

 architecture, nesting activities, mating behavior, floral relationships). 

 macswaini Rozen. Ariz. Pollen: Evidently collects pollen from the flowers of Wislize^iia 

 refracta. 

 Nomadopsis macswaini Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 152, figs. 195-198, map 16. 

 6, 9. 

 meliloti (Cockerell). Tex., N. Mex., Ariz. (Willcox). Pollen: Pollen-laden females have been 

 collected at the flowers of Dalea scoparia, but also visits flowers of Melilotus. 

 Calliopsis meliloti Cockerell, 1896. Canad. Ent. 28: 158. 9. 



Taxonomy: Cockerell, 1933. Pan-Pacific Ent. 9: 158. S, 9. —Rozen, 1958. Calif. Univ. Pubs. 

 Ent. 15: 138-140, figs. 170-173, map 14 (redescription). —Rozen, 1959. Ent. Soc. Wash., 

 Proc. 61: 259 (geogr. record). 



mellipes Timberlake. South. Calif. Pollen: Apparently collects pollen from the flowers of Lotus 

 including L. glaber, L. hamatus, L. salsuginosus, L. scoparitis, L. strigosus, but visits 

 these and apparently other flowers for nectar including Camissonia dentata, Encelia. 

 Nomadopsis mellipes Timberlake, 1952. Ent. Soc. Amer., Ann. 45: 109. i, 9. 



Taxonomy: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 125-126, figs. 149-152, map 12 

 (redescription). 



Biology: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 126 (floral relationships). 

 nigromaculata Timberlake. South. Calif., Ariz., deserts. Pollen: Apparently collects pollen from 

 the flowers of Euphorbia polycarpa including E. p. var. hirtella, but visits other flowers 

 including Eriogonum trichopes, Pedis papposa possibly for nectar. 

 Nomadopsis nigromaculata Timberlake, 1952. Ent. Soc. Amer., Ann. 45: 115. 9, 6. 



Taxonomy: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 133-135, figs. 161-164, map 14 

 (redescription). 



Biology: Rozen, 1958. Calif. Univ. Pubs. Ent. 15: 37-38, 50, 52, 135 (mating behavior, adult 

 behavior, floral relationships, voltinism). 



