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  1. By: Walsingham, Thomas de Grey,‏ ‎ Lord,
    Publication info: London :Van Voorst,1880.
    Holding Institution: Smithsonian Libraries
    Subjects: California  Moths  Oregon  Pterophoridae
  2. By: Walsingham, Thomas de Grey,‏ ‎ Lord,
    Publication info: London :Van Voorst,1880.
    Holding Institution: University of California Libraries (archive.org)
    Subjects: California  Moths  Oregon  Pterophoridae
  3. By: Fernald, C. H. (Charles Henry),
    Edition: Rev. ed.
    Publication info: Boston,Wright,1898.
    Holding Institution: University of California Libraries (archive.org)
    Subjects: Moths  North America  Pterophoridae