Studies of Halictinae (Apoidea:Halictidae).

Studies of Halictinae (Apoidea:Halictidae). Revision of New World Lasioglossum Curtis. I

George R. Zug, Louis S. Kornicker, Margaret D. Andolshek, Marian H. Pettibone, Ronald J. McGinley, Stephen Douglas Cairns — 1986

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