Superfamily APOIDEA 2015 



albifrons albifrons (Kirby). N. S., to N. Y., west to B. C, north to N. W. T. and Alaska. 



Parasite: Melittohia chalybii Ashm., Stelis subemarginata Cress. Pollen: Unknown, but 



visits flowers of Phacelia. 

 Chelostoma albifrons Kirby, 1837. In Richardson, Fauna Bor.-Amer., v. 4, p. 270. 6. 

 Mo7mmetha borealis Cresson, 1864. Ent. Soc. Phila., Proc. 2: 388. 9. 

 Monumetha obsoleta Cresson, 1864. Ent. Soc. Phila., Proc. 2: 388. S. 

 Megachile oblonga Provancher, 1882. Nat. Canad. 13: 230. 9. 



Taxonomy: Michener, 1947. Evolution, 1: 172. 



Biology: Fye, 1965. Canad. Ent. 97: 867-871, tables 2-4 (nest, nest architecture, parasite). 

 albifrons argentifrons (Cresson). Alta. south to N. Mex. and Ariz., east to Nebr. (Sioux Co.), 

 west to B. C, Wash, and Oreg., thence south along Sierra Nev. in Calif. Pollen: 

 Apparently polylectic, visits a wide variety of flowers including Allium, Apocynutu, 

 Arctostaphylos nevadejisis, Astragalus, Cirsium, Clarkia pulchella, C. unguiculata, C. 

 williamsoni, C. xa7itia7ia, Cleorne sernilata, Erigeron, Eriodictyon californicum. 

 Geranium fremontii, Gilia, Gomnania obtusata, Lotus, Mertensia franciscana, Mirabilis 

 laevis, Navia rothrockii, Opulaster, Opuntia, Pedicularis groenlandica, Penstemon 

 newberryi, Phacelia frigida, P. glandulosa, P. leucophylla, Phyllodoce breweri, 

 Potentilla glandulosa, Rosa, Senecio, Spiraea sorbifolia, Strepta}ithus tortuosus. 

 Monumetha argentifrons Cresson, 1864. Ent. Soc. Phila., Proc. 2: 387. 6. 



Biology: MacSwain, Raven and Thorp, 1973. Calif. Univ. Pubs. Ent. 70: 51 (floral 



relationships). 

 albifrons maura (Cresson). Southwest. Oreg., Calif, (west of Sierra Nevada Mts.). Ecology: A 

 female has been collected carrying a pulpy, green mass, apparently consisting of 

 macerated leaf tissue. Parasite: Stelis sp., Tricrania stansbnryi Hald. Pollen: 

 Apparently polylectic, visits a wide variety of flowers including Apocynum 

 androsaemifolium, Brodiaea lutea, Chamaebatia foliolosa, Clarkia biloba, C. breweri, C. 

 concinna, C. cylindrica, C. dudleyana, C. elegans, C. gracilis albicaulis, C. rhomhoidea, 

 C. rubicunda, C. speciosa nitens, C. unguiculata, Cirsium, Convolulus, Cordylanthus 

 pilosus, Cryptantha intentiedia, Eriodictyon trichocalyx, Enogonum, Gilia capitata, 

 Gormania obtusata. Iris niissouriensis, Helianthella californica, Lotus davidsonii, L. 

 scoparius, Lonicera interrupta, Mimulus, Mirabilis laevis, Nemophila integrifolia, N. 

 menziesii, Penstemon, Phacelia californica, P. distajis, P. heterophylla, P. ramosissima, 

 Phyllodoce breweri, Ranmicuhis, Stanleya pinnata. 



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



Andronicus hesperius Cockerell, 1903. South. Calif. Acad. Sci., Bui. 2: 35. S. 



Biology: MacSwain, Raven and Thorp, 1973. Calif. Univ. Pubs. Ent. 70: 51 (floral 



relationships). 

 fulgida fulgida (Cresson). Alaska and Yukon, south to Oreg., Ariz, and N. Mex. Ecology: Nests 

 in abandoned beetle burrows in wood of various sorts. Parasite: Arit ranis imitator 

 ruficauda Townes, Melittobia sp., Sapyga aculeata Cress., Sphaeropthalma sp., Stelis 

 monticola Cress., Stelis sp., Tricrania stansburyi Hald. Pollen: Apparently polylectic, 

 visits flowers oi Allium diehlii, Clarkia pulchella. Convolvulus, Fragaria vesca, 

 Gentiana parryi. Geranium caespitosum, Phacelia leucophylla, P. linearis, Potentilla, 

 Prunus melanocarpa. Ranunculus, Rosa, Rubus deliciosus. Predator: Trichodes 

 omatus Say. 



Osmia fulgida Cresson, 1864. Ent. Soc. Phila., Proc. 3: 34. 9. 



Osmia viridis Cresson, 1864. Ent. Soc. Phila., Proc. 3: 35. 9. 



Biology: Clement and Rust, 1976. Pan-Pacific Ent. 52: 114-116, figs. 3, 4, tables 1, 2 (nest 

 architecture, cell provisions, development, parasites). 

 fulgida platyura (Cockerell). South. Oreg., Calif. Parasite: Anthrax irroratiis Say, Leucospis 

 affinis Say, Sapyga aculeata Cress. Pollen: Apparently polylectic, visits flowers of 

 Alliu7)i ixirvu7U, Astragalus douglasii, Calochortus nudus, Cenfromadia, Chamaebatia 

 foliolosa, Clarkia cylindrica, C. dudleyana, C. purpurea quadrivulnera, C. rhoniboidea, 

 C. unguiculata, Chaenactis glabriuscula, Collinsia heterophylla, C. ti^ictoria, C. torreyi 

 wrightii, Cryptantha intermedia, Eriodictyon califorviicum, E. crassifoliuiri, Fragaria 



