The morphology and variation of the labiomaxillary complex in the long-tongued bees is described, including new characters, and the results applied to taxonomy. siris_sil_122912 ...
Pheromone communication in social insects : sources and secretions / Johan Billen and E. David Morgan -- Cuticle and cuticular hydrocarbons of insects : structure, function, and biochemistry / Gary J.
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