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REVISIONS OF TWO SUBGENERA OF ANDRENA: MICRANDRENA (ASHMEAD) AND DERANDRENA, NEW SUBGENUS (HYMENOPTERA: APOIDEA)
REVISIONS OF TWO SUBGENERA OF ANDRENA: MICRANDRENA (ASHMEAD) AND DERANDRENA, NEW SUBGENUS (HYMENOPTERA: APOIDEA)RIBBLE, DAVID WELLINGTON.
The University of Nebraska - Lincoln ProQuest Dissertations & Theses, 1967. 6715835.





