Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948.2005-10-062005-10-061931http://hdl.handle.net/2246/306720 p. ; 23 cm.2079394 bytesapplication/pdfen-USQL1 .A436 no.458, 1931Andrena -- Rocky MountainsBees -- Rocky MountainsInsects -- Rocky MountainsRocky Mountain bees. 2, The genus Andrena. American Museum novitates ; no. 458Genus Andrenatext