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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Vasey, Carey E. - Ritter, Edward
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 95
    Date: 1987
    Page Range: 452--455
    Publication Info: Lawrence, Kan Allen Press [etc.]
  2. By: Ritter, Edward - Vasey, Carey E.
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 97
    Date: 1989
    Page Range: 341--346
    Publication Info: Lawrence, Kan Allen Press [etc.]