Browsing Extension Service and Agricultural Experiment Station by Subject "Halictus -- Northwest, Pacific"

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Bees of northwestern America : Halictus (Hymenoptera : Halictidae)

Roberts, Radclyffe B. (Radclyffe Burnand), 1938- (Corvallis : Agricultural Experiment Station, Oregon State University, 1973-06)

Diagnoses, synonymies, range maps, and an illustrated key are provided for the six species of Halictus found in the Northwest: H. confusus, H. farinosus, H. ligatus, H. rubicundus, H. tripartitus, and H. virgatellus. ...