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  1. By: Parrott, P J
    Type: Article
    In: Journal of economic entomology
    Volume: 1
    Issue: 5
    Date: 1908-10-01
    Page Range: 311--313
    Publication Info: [College Park, Md., etc.], Entomological Society of America [etc.],
  2. By: Cockerell, Theodore D. A. (Theodore Dru Alison), - Parrott, P J
    Type: Article
    In: The Canadian entomologist
    Volume: 33
    Date: 1901
    Page Range: 57--58
    Publication Info: Ottawa [etc.], Entomological Society of Canada [etc.],