Observations on the bionomics of the bee Andrena (Tylandrena) erythrogaster Ashmead (Hymenoptera: Andrenidae) with notes on A. (Micrandrena) personata Robertson and A. (Holandrena c. cressonii Roberts...
Champaign, Ill, Illinois Natural History Survey, [1988]
1988
University Library, University of Illinois Urbana Champaign
University of Illinois Urbana-Champaign