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  1. New species of Ptychop-teridae (Diptera) III
    By: Alexander, Chas P
    Type: Article
    In: Bulletin of the Brooklyn Entomological Society.
    Volume: 42
    Series: new
    Date: 1947
    Page Range: 19--24
    Publication info: Brooklyn, N.Y. :The Society,
    View Article
  2. Undescribed species of Tipula from Western North America (Diptera, Tipulidate). II
    By: Alexander, Chas P
    Type: Article
    In: Bulletin of the Brooklyn Entomological Society.
    Volume: 41
    Series: new
    Date: 1946
    Page Range: 45--51
    Publication info: Brooklyn, N.Y. :The Society,
    View Article