APIDAE 509 



Melissodes (CalUmelissodes) nigracaiida LaBerge, 1961. Kans. Univ. Sci. 

 Bui 42: 327, figs. 54-57. 9, $. 



nigrosignata Cockerell. (Synonymized under rivalis Cresson in Sup. 1, p. 

 252.) Remove nigrosignata pallidisignata Cockerell, a valid sp., 

 from synonymy in Catalog, p. 1227. 



nivea Robertson. N. Y. to Minn, and Kans., south to N. C, Ala., and Miss. 

 Probably oligolectic on Compositae. (Eumelissodes) 



*oajacana (Dalla Torre). Syn. of montana Cresson. 



*ochraea LaBerge. South. Calif., Ariz. Taken on flowers of Gutierrezia and 

 Isocoma. (Eumelissodes) 

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



42: 428. ?, 5. 



octobris Cockerell. Syn. of menuacha Cresson. 



pallida Robertson. Syn. of menuacha Cresson. 



pallidisignata Cockerell, changed status. B. C. to Man., south through south, 

 Calif, and N. Mex. to central Mexico (Aguascalientes) . Oligolec- 

 tic on Compositae, especially C hrysothanmus, Erigeron, Grindelia, 

 Isocoma, and Layia. (Eumelissodes) 



Melissodes nigrosignata Cockerell of Catalog, in part. M. pallidisignata is 

 a valid sp., not a syn. (teste LaBerge, 1961, loc. cit. supra, p. 529). 



Melissodes menuachus vernonensis Viereck (syn. by LaBerge, 1961, loc. 

 cit. supra, p. 529). 



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

 529). 



Biology: Thorp and Chemsak, 1964. Pan-Pacific Ent. 40: 75-83, 2 figs. 



paroselae Cockerell. (Melissodes) 



Biology: Linsley, 1962. Ent. Soc. Amer. Ann. 55: 161, fig. 8.— Butler, 

 Todd, McGtregor and Werner, 1962. Univ. Ariz. Agr. Expt. Sta. 

 Tech. Bui. 139: 1-11. 



*paucipuncta LaBerge. Ariz. Possibly oligolectic on Opuntia. (Eumelis- 

 sodes) 

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

 Bui. 42: 650. 9, $. 



*paulula LaBerge. Wash, to southern Calif. Oligolectic on Compositae, pref- 

 erably Gutierrezia, Isocoma, and Solidago. (Eumelissodes) 

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

 42: 631. ?, $. 



pecosella Cockerell. Syn. of subagilis Cockerell. 



pennsylvanica (Lepeletier) . Transfer to Nomina Dubia in Melissodes, p. 1229 

 (teste LaBerge, 1961, loc. cit. supra, p. 654). 



perlusa Cockerell, changed status. Alta. and Man., south to Iowa and Ariz. 

 Probably oligolectic on Helianthus. (Eumelissodes) 

 Melissodes semiagilis Cockerell, in part. M. perlusa is a valid sp. (teste 

 LaBerge, 1961, loc. cit. supra, p. 409). 



perplexa Cresson. Syn. of denticulata Smith. 



*perpolita LaBerge. Ariz., Colo., Utah (?). On flowers of Aster, Chaema- 

 taxis and Grindelia. (Eumelissodes) 

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

 Bui. 42: 443. 9, $. 



personatella Cockerell. Central and southern Calif. Oligolectic on Composi- 

 tae, principally Gutierrezia. (Eumelissodes) 



*pexa LaBerge. Ariz.; Mexico (Coahuila, Chihuahua). On flowers of Lepi- 

 dium. (Eumelissodes) 

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

 42: 621. 9, $. 



