Superfamily APOIDEA 2045 



Biology: Fye, 1965. Canad. Ent. 97: 874, tables 2-4 (nest, parasite). -Medler, 1967. Ent. Sec. 

 Amer., Ann. 60: 342 (nest, parasite). 

 pulsatillae Cockerell. Idaho, Wyo., Colo., Wash., Oreg., Calif. Pollen: Unknown, but visits 

 flowers of Epilobium glaberrimum. 

 Osmia pulsatillae Cockerell, 1907. Ann. and Mag. Nat. Hist. (7) 19: 363. 6. 

 pusilla Cresson. Wash., Oreg., Calif., Colo., N. Mex.? Pollen: Unknown, but visits flowers of 

 Gayophytuw diffiisum, Neniophila integrifolia, Phacelia davidsojiii, Plialacoseris 

 bolanden, Potentilla glandulosa, Sanicula iievadeiisis. 

 Osniia pusilla Cresson, 1864. Ent. Soc. Phila., Proc. 3: 35. 6. 

 regulina Cockerell. Oreg., Calif. Pollen: Unknown, but visits flowers of Astragalus, 

 Calandrinia caulescens var. nienziesii, Chaenactis glabriiiscula, Cryptantha 

 interviedia, Gilia inulticaulis, Lotus argopliyllus, L. scoparius, Salvia mellifera, 

 Trifolium involucratum, T. repens, T. variegatum. 

 Osmia regulina Cockerell, 1911. Ann. and Mag. Nat. Hist. (8) 8: 766. 9 (6 misdet.). 

 sanctaerosae Cockerell. Calif. Pollen: Unknown, but visits flowers of Eriodictyon 

 califomicum, Lotus argopliyllus, L. davidsonii, Lupinus confertus. 

 Osmia sanctae-rosae Cockerell, 1910. Ent. News 21: 121. 9. 

 sequoiae Michener. Calif. 



Osmia sequoiae Michener, 1936. South. Calif. Acad. Sci., Bui. 35: 89. 9. 



Ta.xonomy: Michener, 1949. Kans. Ent. Soc, Jour. 22: 57. 

 tersula Cockerell. Alaska to Hudson Bay and N. B., south to Oreg., Colo, Wis. and Mich. 

 Parasite: Sapyga viartinii Sm.? Pollen: Unknown, but visits flowers of Rubus. 

 Osmia tersula Cockerell, 1912. Canad. Ent. 44: 358. 6. 

 Osmia subarctica Cockerell, 1912. Canad. Ent. 44: 357. 9. 



Biology: Medler, 1967. Ent. Soc. Amer., Ann. 60: 342-343, figs. 1-2, tables 1-2 (nest 

 architecture, life history, parasite). 



tokopahensis Michener. Calif. 



Osmia tokopahensis Michener, 1936. South. Calif. Acad. Sci., Bui. 35: 87. 9. 



Taxonomy: Michener, 1949. Kans. Ent. Soc, Jour. 22: 58. 

 trevoris Cockerell. B. C. and Alta., south to Calif., Nev., Colo., and Wyo. 

 Osmia trevoris Cockerell, 1897. Acad. Nat. Sci. Phila., Proc. 49: 341. 9. 

 Osmia subtrevoris Cockerell, 1906. Amer. Mus. Nat. Hist., Bui. 22: 451. 9. 

 Osmia corkinsi Sandhouse, 1924. Ent. News 35: 351. 9. 

 tristella cyanosoma Cockerell. Calif. Pollen: Unknown, but visits flowers of Ceanothus, Dalea 

 sau7idersii, Diplacus aurantiacus, Lotus davidso7iii, Lupinus longipes, Monardella, 

 Neynophila integrifolia, Penstemon grinnellii, Phacelia hydro phylloides, Prunus 

 emarginata, Rubus vitifolius, Senecio lugens. 

 Osmia cya^wsoma Cockerell, 1916. Pomona Col. Jour. Ent. Zool. 8: 52. 9. 

 tristella tristella Cockerell. B. C, Wash., Oreg., Calif., Idaho, Colo., Que.? Pollen: Unknown, 

 but visits flowers of Diplacus aura^itiacus, Lepechinia calycina, Lotus scoparius. 

 Osmia tristella Cockerell, 1897. Acad. Nat. Sci. Phila., Proc. 49: 340. 9. 

 Osmia hypoleuca Cockerell, 1907. Ann. and Mag. Nat. Hist. (7) 19: 366. 9. 

 virga Sandhouse. Mass. to Wis., south to Va. Pollen: Unknown, but visits flowers of Salix. 



Osmia virga Sandhouse, 1939. Ent. Soc Wash., Mem. 1: 130. 6. 

 zephyros Sandhouse. Calif. Ecology: Nests in oak gall. Pollen: Unknown, but visits flowers of 

 Collinsia parviflora. 

 Osmia zephyros Sandhouse, 1939. Ent. Soc Wash., Mem. 1: 132. 6, 9. 



Genus OSMIA Subgenus EUTHOSMIA Sinha 



Osmia subg. Euthosmia Sinha, 1958. Kans. Univ. Sci. Bui. 39: 235. 

 Type-species: Heriades glaucum Fowler. Orig. desig. 

 glauca (Fowler). Calif. Ecology: Nests in abandoned burrows and also trap-nests; uses mud for 

 cell construction. Parasite: Stelis sexmaculata Ashm. Pollen: Oligolege of Collinsia 



