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  1. By: Callahan, Philip S., - United States. Entomology Research Division.
    Publication info: Beltsville, Md, U.S. Dept. of Agriculture, Agricultural Research Service, 1964
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  1. By: Blum, Murray S. (Murray Sheldon), - Callahan, Philip S.,
    Type: Article
    In: Psyche
    Volume: 70
    Date: 1963
    Page Range: 69--74
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,