APIDAE 505 



Melissodes (Eumelissodes) appressa LaBerge, 1961. Kans. Univ. Sci. 

 Bui. 42: 616. 9, $. 



*assimilis Smith. Syn. of rustica (Say). 



asteris Robertson. Syn. of rustica (Say). 



atraticoniis Cockerell. Syn. of confusa Cresson. 



*atrifera Cockei-ell. Syn. of montana Cresson. 



atrifera sandiarum Cockerell. Syn. of montana Cresson. 



autumnalis Robertson. Syn. of dentiventris Smith. 



*bicoIorata LaBerge, Northern Calif., Nev., Utah. On flowers of Chrysoth- 

 amnus, Melilotus, and Pentstemon. (Eumelissodes) 

 Melissodes (Eumelissodes) bicolorata LaBerge, 1961. Kans. Univ. Sci. 

 Bui. 42: 441. ?, $. 



bidentis Cockerell. N. Dak. and Minn, south to Tex., N. Y. Oligolectic on 

 Compositae, principally Heliantheae. (Eumelissodes) 



*bimatris LaBerge. B. C. to Calif., east to Colo, and N. Mex. Probably 

 oligolectic on Compositae, principally Chrysothamnus. (Eumelis- 

 sodes) 

 Melissodes (Eumelissodes) bimatris LaBerge, 1961. Kans. Univ. Sci. Bui. 

 42: 431. 9, $. 



blakei Cockerell. Syn. of menuacha Cresson. 



boltoniae Robertson. Pa. to Minn, south to Fla. and Tex. Oligolectic on 

 Compositae. (Eumelissodes) 

 Melissodes melandri Cockerell (syn. by LaBei'ge, 1961, loc. cit. supra, p. 

 482). 



*brevipyga LaBerge. Ariz., Calif., Idaho. Oligolectic on Compositae, prefer- 

 ably Aster and Isocoina. (Eumelissodes) 

 Melissodes (Eumelissodes) brevipyga LaBerge, 1961. Kans. Univ. Sci. 

 Bui. 42: 606, figs. 111-112. 9, $. 



*cerussata LaBerge. Calif. (San Bernardino Co.). On flowers of Geraea. 

 (Eumelissodes) 

 Melissodes (Eumelissodes) cerussata LaBerge, 1961. Kans. Univ. Sci. 

 Bui. 42: 436. 9. 



chrysothamni Cockerell. Syn. of semilupina Cockerell. 



*civica Cockerell. Syn. of confusa Cresson. 



*clarkiae LaBerge. Oreg., Calif. Taken on flowers of Clarkia. (Callimelis- 

 sodes) 

 Melissodes (Callimelissodes) clarkiae LaBerge, 1961. Kans. Univ. Sci. 

 Bui. 42: 315, figs. 50-53. 9, $. 



*colIiciata Cockerell. Ariz., Mexico. (Melissodes) 



Melissodes coUiciata Cockerell, 1910. Ann. Mag. Nat. Hist. (8) 5: 257. $. 

 Melissodes (Melissodes) elusa LaBerge [recorded in Sup. 1, p. 251] (syn. 

 by LaBerge, 1961, loc. cit. supra, p. 655). 



coloradensis Cresson. N. C, Ohio, Ind., 111., Wis., Mo., Nebr., Kans., Wyo., 

 Colo., N. Mex., Ariz., Utah, north. Calif. Oligolectic on Composi- 

 tae, principally Helianthus. (Callimelissodes) 



composita Tucker. Mont, south to Ariz., N. Mex. On flov/ers of Aster, Grin- 

 delia, Haplopappus and Thurberia. Nests in ground individually, 

 but many individuals use a communal entrance. (Callimelissodes) 

 Biology: Hurd and Linsley, 1959. Ent. News 70: 141-146. 



confusa Cresson. Alta., Man. and Sask. south through Calif., Ariz, and N. 

 Mex. to southern Mexico (Veracruz and Oaxaca). Probably oligo- 

 lectic on a wide range of Compositae. (Eumelissodes) 

 Melissodes tenuitarsis Cockerell (syn. by LaBerge, 1961, loc. cit. supra, p. 

 462). 



