2042 Hymenoptera in America North of Mexico 



Sidalcea malvaeflora, Solidago multiradiata, Stellaria crispa, Streptanthus tortuosus, 

 Taraxacum, Trifolium microcephalurn, T. repens, Verbena californica, V. lasiostachys, 

 Vicia americana, V. californica, V. cracca. 



Osmia bruneri Cockerell, 1897. Acad. Nat. Sci. Phila., Proc. 49: 337. 9. 



Osmia Bennettae Cockerell, 1907. Ann. and Mag. Nat. Hist. (7) 20: 122. 6. 



Osmia holochlora Cockerell, 1923. Canad. Ent. 55: 205. cJ. 



Biology: Hicks, 1926. Colo. Univ., Studies 15: 242, 243 (nesting habits). 

 calla Cockerell. Idaho to Colo., west to Calif, and B. C. Pollen: Unknown, but visits flowers of 

 Astragalus, Brassica geniculata, Brodiaea lutea, Cirsium califdmicurn, Clarkia 

 rhomboidea, Cryptantha intermedia, C. lepida, Eriodictyon trichocalyx, Lepechenia 

 calycina, Lotus comiculatus, Lotus davidsonii, L. scoparius, Lupinus albifrons, 

 Malacothammis arcuafus, Marrubium vulgare, Nama pari'yi, Nemophila integrifolia, 

 Penstemon grinnellii, P. labrosus, Phacelia distans, P. heterophylla, P. imbricata, P. 

 ramosissima, Pkalacoseris bolanderi, Potentilla glandulosa, Streptanthus bemardinus, 

 Trichostema lanatuin, Trifolium involucratum, T. microcephalurn, T. repens, T. 

 variegatum. Verbena lasiostachys. 



Osmia calla Cockerell, 1897. Acad. Nat. Sci. Phila., Proc. 49: 337. 6. 



Os7nia Ednae Cockerell, 1907. Ann. and Mag. Nat. Hist. (7) 20: 123. "9" = 6. 

 caulicola Cockerell. Wyo., Colo. 



Osmia caulicola Cockerell, 1934. Brooklyn Ent. Soc, Bui. 29: 17. 9, d. 

 cerasi Cockerell. N. Mex. 



Osmia cerasi Cockerell, 1897. Canad. Ent. 29: 66. 9. 

 clarescens Cockerell. South. Calif., N. Mex., Sask.? Ecology: Nest in abandoned cells of 



Sceliphron. Pollen: Polylectic, visits flowers oi A7nsinckia douglasii, Arctostaphylos 

 patula, Astragalus parishii, A. pomonensis, Beleperone californica, Chaenactis 

 glabriuscula, Cirsium californicum, Cryptantha intermedia, Dalea saundersii, 

 Eriodictyon crassifolium, Helianthus gracilentus, Heliotropium curassavicum, Hyptis 

 emoryi, Isomeris arborea, Larrea tridentata, Koeberli^iia, Lotus davidsonii, L. glaber, L. 

 scoparius, Marrubium vulgare, Penstemon antirrhinoides, P. spectabilis, Phacelia 

 davidsonii, P. distans, P.fremontii, Rhus trilobata, Ribes indecorum. Salvia caryiosa, S. 

 coiumbariae, S. mellifera, Sphaeralcea ambigua, Trifolium repens, T. variegatum. 



Osmia clarescens Cockerell, 1911. Ann. and Mag. Nat. Hist. (8) 8: 764. 9,6. 



Biology: Hurd and Linsley, 1975. Smithsn. Contrib. Zool. 193: 36-37 (floral relationships). 

 cobaltina Cresson. Idaho to Colo., west to B. C. and Calif., Ariz.? Pollen: Unknown, but visits a 

 wide variety of flowers including Ambrosia, Arctostaphylos drupacea, A. patula, 

 Chamaebatia foliolosa, Clarkia pulchella, C. rhomboidea, Eriogonum inflatum, 

 Horkelia bolanderi, H. tillingi, Lotus argophyllus, L. davidsonii, L. glaber, Lupinus 

 austromontanus, Mimulus primuloides, Monardella stricta, M. linoides, M. stricta, 

 Orthocarpus purpurascens, Penstemon bridgesii, P. grinnellii, P. labrosus, P. palmeri, 

 Phacelia heterophylla, P. imbricata, P. ramosissima, Phalacoseris bolanderi, Potentilla 

 glandulosa, Ribes, Sambucus nevadensis, Senecio lugens, Streptanthus bemai-dinus, S. 

 major, Vicia americayia. 



Osmia cobaltina Cresson, 1878. Amer. Ent. Soc, Trans. 7: 104. 9. 



Osmia bella Cresson, 1878. Amer. Ent. Soc, Trans. 7: 107. 6. 



Osmia basilissa Cockerell, 1911. Ann. and Mag. Nat. Hist. (8) 8: 764. 9. 



Osmia kerminesina Sandhouse, 1924. Calif. Acad. Sci., Proc (4) 13: 349. 9. 



cockerelli Sandhouse. Colo., N. Mex. 



Osmia (Nothosmia) cockerelli Sandhouse, 1939. Ent. Soc. Wash., Mem. 1: 104. 6. 



collinsiae Robertson. Maine to N. C, west to Minn, and 111. Pollen: Unknown, but visits 



flowers of Astragalus, Cardamine, Cercis, Claytonia, Collinsia, Dicentra, Erythronium, 

 Geranium, Lupinus, Nepeta, Pedicularis, Penstemon, Rubus, Trifolium, Vicia, Viola. 

 Osmia collinsiae Robertson, 1905. Canad. Ent. 37: 236. 6. 

 cyanopoda Cockerell. Idaho, Nev., Wash., Oreg., Calif. Pollen: Unknown, but visits flowers of 

 Amsiiickia intermedia, Castilleia, Cryptantha intermedia, Erysimum asperum, Lotus 

 scoparius. Salvia coiumbariae, S. mellifera. 

 Osmia cyanopoda Cockerell, 1916. Pomona Col. Jour. Zool. 8: 52. 9. 



