TY - JOUR T1 - Chemical evolution and chemosystematics of the Dufour’s gland secretions of the lactone-producing bees (Hymenoptera: Colletidae, Halictidae, Oxaeidae) Y1 - 1983 A1 - Cane, J. H. SP - 657 EP - 674 KW - Apoidea KW - CHEMICAL ECOLOGY KW - CLADISTICS KW - COLLETIDAE KW - DUFOUR’S GLAND KW - EVOLUTION KW - Halictidae KW - OXAEIDAE KW - PHYLOGENY KW - SYSTEMATICS-CHEMICAL VL - 37 ER -