2044 Hymenoptera in America North of Mexico 



kincaidii Cockerell. Nebr., N. Mex., Idaho, B. C, Wash., Oreg., Calif. Parasite: Chrysum 



so7iorensis (Cam.), Epistenia sp., Leiicospis affinis Say, NeDiognaflia scittellaris LeC. 

 Pollen: Unknown, but visits flowers of Alii inn pay~viini, Avisinckia douglasiana, 

 Bivdiaea, Calochotius nudus, Chaniaebatia foliolosa, Clarkia rliovihoidea, C. 

 unguiculata, Fmgaria californica, Geranium molle, Hetewgaura lieterondra, Linantlius 

 jnontanus, Lotus scoparius, L. subpinnatus, Lupinus niicranfhus, Monardella villosa, 

 Neynophila spafulata, Pliacelia distans, Rhamnus californica, Sida hederacea, 

 Trifoiium microcephalum, Vicia. 



Osmia kiiicaidii Cockerell, 1897. Acad. Nat. Sci. Phila., Proc. 49: 334. 9,6. 

 lacus Sandhouse. Oreg., Calif. 



Osynia (Nothosniia) lacus Sandhouse, 1939. Ent. Soc. Wash., Mem. 1: 125. 6. 

 laeta Sandhouse. Calif., N. Mex.? Parasite: Neniognatha scutellaris LeC. Pollen: Unknown, but 

 visits flowers o{ Arctostapliylos drupacea, A. patula. Astragalus, Brassica geniculata, 

 Cryptantha intermedia, Eriodictyon trichocalyx, Gilia exilis, Lotus argopliyllus, L. 

 davidsonii, L. glaber, L. nevadeiisis, L. scoparius, L. strigosus, Nania parryi, Neniopliila 

 integrifolia, Penstemon centranthifolius, P. labrosus, P. spectabilis, Pliacelia inibricata, 

 P. heterophylla, P. raniosissima, Rubus leucodermis, Trifoliuvi variegatum, Vicia 

 villosa. 



Os7nia laeta Sandhouse, 1924. Calif. Acad. Sci., Proc. (4) 13: 350. 9. 



Osmia aglaia Sandhouse, 1939. Ent. Soc. Wash., Mem. 1: 112. 9. 

 tnalina Cockerell. Wash., Calif., Colo. Pollen: Unknown, but visits flowers of Arctostapliylos 

 drupacea, Ceanotlius cordulaius, C. leucodermis, C. integerrinius, Cliamaebatia 

 fotiolosa, Comandra uvibellata, Lotus argopliyllus, L. crassifolius, L. davidsonii, L. 

 nevadensis, Lupinus austromontanus, Miniutus guttatus, Pliacelia raniosissima, 

 Sfreptantlius tortuosns, Trifoiium gracilentum. 



Osmia malina Cockerell, 1909. Entomologist 42: 94. 9. 

 mertensiae Cockerell. Colo., Calif.?, B. C? Pollen: Unknown, but visits flowers of Lappiila 

 floribunda, Mertensia. 



Osmia mertensiae Cockerell, 1907. Ann. and Mag. Nat. Hist. (7) 20: 488. S. 



Taxonomy: Cockerell, 1934. Amer. Mus. Novitates 732: 5. 9. 

 nanula Cockerell. Idaho, Utah, Colo., B. C, Wash., Oreg. Pollen: Unknown, but visits flowers 

 of Pliacelia. 

 Osmia nanula Cockerell, 1897. Acad. Nat. Sci. Phila., Proc. 49: 339. 9. 

 Osmia pliaceliae Cockerell, 1907. Ann. and Mag. Nat. Hist. (7) 19: 364. 9. 

 pagosa Sandhouse. Oreg., Colo., Calif. Pollen: Unknown, but visits flowers of Vicia californica. 



Osmia (Notliosmia) pagosa Sandhouse, 1939. Ent. Soc. Wash., Mem. 1: 89. 9. 

 pentstemonis Cockerell. Alta., Idaho, Utah, Colo., B. C, Wash., Oreg., Calif. Pollen: Unknown, 

 but visits flowers of Fragaria californica, Gonnania obtusata, Penstemon heterodoxus, 

 P. newberryi. Predator: Pliilantlius pulclier Dalla Torre. 

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



pingreeana Michener. Colo. 



Osmia pingreeana Michener, 1937. Ann. and Mag. Nat. Hist. (10) 19: 408. 9. 

 potentillae Michener. Calif. Pollen: Unknown, but visits flowers of Calyptridium umbellatuni, 

 Fragaria californica, Lotus nevadensis, L. scoparius, Navarretia divaiicata, Nemopliila 

 integrifolia, Pliacelia raniosissima, Potentilla glandulosa. 

 Os7nia potentillae Michener, 1936. South. Calif. Acad. Sci., Bui. 35: 89. 9. 



Taxonomy: Michener, 1949. Kans. Ent. Soc, Jour. 22: 56. 

 proxima Cresson. Alaska to N. S., south to Oreg., Idaho, Wyo., N. Dak., 111. and Ga. Parasite: 

 Stelis subemarginata (Cress.). Pollen: Unknown, but visits flowers of Houstonia, 

 Penstemon, Rubus, Trifoiium. 

 Osmia proxima Cresson, 1864. Ent. Soc. Phila., Proc. 3: 32. 6. 

 Osmia sericea Cresson, 1864. Ent. Soc. Phila., Proc. 3: 27. 6. 

 Osmia vielanotriclia Lovell and Cockerell, 1907. Psyche 14: 16. 9. 



