Superfamily APOIDEA 2065 



califomica, S. cotifinis, but also visits flowers of Cleome and Melilotus presumably for 

 nectar. 

 Megachile nevadensis Cresson, 1879. Amer. Ent. Sec, Trans. 7: 209. 9, 6. 

 oslari Mitchell. Colo. 



Megachile (Xeroviegachile) oslari Mitchell, 1934. Amer. Ent. Soc, Trans. 59: 330. 9. 

 pagosiana Mitchell. Colo. 



Megachile (Xeroviegachile) pagosiana Mitchell, 1934. Amer. Ent. Soc, Trans. 59: 333. 9. 

 palmensis Mitchell. South. Calif., Ariz. Pollen: Unknown, but visits flowers of Bebbia juncea, 

 Cirsiinn, Echinocactus engelmannii, Echinocereus, Encelia farinosa, Sphaeralcea 

 rosacea, Viffuiera. 

 Megachile {Xeroviegachile) palmensis Mitchell, 1934. Amer. Ent. Soc, Trans. 59: 317. 6. 

 Megachile {Xeroviegachile) sinithi Mitchell, 1934. Amer. Ent. Soc, Trans. 59: 337. 9. 

 parksi Mitchell. Tex. 



Megachile {Xeroviegachile) parksi Mitchell, 1936. Amer. Ent. Soc, Trans. 62: 346. 9. 

 pseudolegalis Mitchell. Calif. (Riverside Co.). Pollen: Unknown, but visits flowers of Lan-ea 

 tridentata. 

 Megachile {Xeroviegachile) pseudolegalis Mitchell, 1957. Pan-Pacific Ent. 33: 22. 6. 

 pseudonigra Mitchell. Oreg., Calif., Ariz. Pollen: Unknown, but visits flowers of Chaenactis 

 glabriuscula, Cirsiiivi, Oenothera campestris. 

 Megachile pseudonigra Mitchell, 1927. Psyche 34: 112. 9. 

 rubi Mitchell. N. C. to Fla. Ecology: Nests in sandy loam. Pollen: Unknown, but visits flowers 

 of Crataegus, Cuscuta, Ilex, Rubus, Senecio. 

 Megachile rubi Mitchell, 1924. Elisha Mitchell Sci. Soc, Jour. 40: 159. 9. 

 Megachile neglecta Mitchell, 1924. Elisha Mitchell Sci. Soc, Jour. 40: 160. 6. 



Biology: Sivik, 1954. Ent. News 65: 255-256 (nest). 

 seducta Mitchell. Calif. Pollen: Unknown, but visits flowers of Lotus. 



Megachile {Xeroviegachile) seducta Mitchell, 1934. Amer. Ent. Soc, Trans. 59: 342. 9. 

 soledadensis Cockerell. Tex., N. Mex., Ariz., south. Calif. Parasite: Coelioxys soledadensis Ckll. 

 Pollen: Apparently an oligolege of Compositae, visits flowers of Baccharis, Baileya 

 viitltiradiata, Bebbia juncea, Chrysothavinus, Encelia, Haplopappus, Heterotheca, 

 Hymenothrix, Verbesi7ia, Viguiera. 

 Megachile soledadensis Cockerell, 1900. Ann. and Mag. Nat. Hist. (7) 6: 12. d, 9. 



stoddardensis Mitchell. Calif. (San Bernardino Co.)., Ariz. 



Megachile {Xeroviegachile) stoddardensis Mitchell, 1957. Pan-Pacific Ent. 33: 25. 6. 

 subnigra angelica Mitchell. Oreg., Calif., Ariz. Pollen: Unknown, although principally visits 



flowers of the Compositae, records include Amsinckia intennedia, Achillea viillefoliuvi, 

 Aster, Baccharis viviinea, Balsamorrhiza deltoides, Bebbia juncea, Chaenactis 

 artemisiaefolia, C.fremontii, C. glabriuscula, Coreopsis layiceolata, Cryptantha 

 intermedia, Encelia actoni, E. califomica, E.fariyiosa, Eriogonuvi fasciculatum, E. 

 confertiflonivi, Erysivium, Ferrocactus acanthodes, Haplopappus cooperi, H. 

 linearifolius, H. pinifolius, Hesperochiron califomicus, Isovieris arborea, Lupinus 

 7ianus, Oenothera caynpestris, Salvia, So7ichus oleraceus, Swertia parryi, Viguiera 

 laciniata. 



Megachile {Xeroviegachile) angelica Mitchell, 1934. Amer. Ent. Soc, Trans. 59: 318. 6. 



Megachile {Xeroviegachile) blaisdelli Mitchell, 1934. Amer. Ent. Soc, Trans. 59: 336. 9. 



Megachile {Xeroviegachile) moschata Mitchell, 1934. Amer. Ent. Soc, Trans. 59: 338. 9. 

 subnigra subnigra Cresson. Mont., Wyo., Colo., Utah, Idaho, Nev., B. C, Wash., Oreg., Calif., 

 restricted to high mts. in south, part of range. Pollen: Unknown, but visits flowers of 

 Lupinus 'densiflorus. 



Megachile subnigra Cresson, 1879. Amer. Ent. Soc, Trans. 7: 208. 9,6. 



toscata Mitchell. Colo. 



Megachile {Xeroviegachile) toscata Mitchell, 1934, Amer. Ent. Soc, Trans. 59: 341. 9. 



victoriana Mitchell. Tex. (Victoria). 



Megachile {Xeroviegachile) victoriana Mitchell, 1934. Amer. Ent. Soc, Trans. 59: 315. <J. 



