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  1. New Bees of the Genus Halictus (Hym.) from United States, Guatemala and Ecuador
    By: Ellis , Marion Durbin
    Type: Article
    In: Journal of the New York Entomological Society.
    Volume: 22
    Date: 1914
    Page Range: 218--223
    Publication info: Lawrence, Kan. :Allen Press [etc.],1893-2007.
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