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  1. By: Needham, James G. (James George), - Heywood, Hortense Butler,
    Publication info: Sringfield, Ill., Baltimore, Md, C.C. Thomas, 1929
    Holding Institution: MBLWHOI Library
  1. By: Heywood, Hortense Butler,
    Type: Article
    In: Transactions of the American Entomological Society
    Volume: 30
    Date: 1904
    Page Range: 111--134
    Publication Info: Philadelphia, The Society at the Academy of Natural Sciences, 1890-
  2. By: Heywood, Hortense Butler,
    Type: Article
    In: The Canadian entomologist
    Volume: 46
    Date: 1914
    Page Range: 346--348
    Publication Info: Ottawa [etc.], Entomological Society of Canada [etc.],