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  1. By: Metcalf, Maynard M
    Type: Article
    In: Proceedings of the United States National Museum
    Volume: 87
    Issue: 3077
    Date: 1940
    Page Range: 465--634
    Publication Info: Washington Smithsonian Institution Press, [etc.]
  2. By: Metcalf, Maynard M
    Type: Article
    In: Bulletin
    Volume: 120
    Date: 1923
    Page Range: 1--484
    Publication Info: Washington G.P.O 1907-1971
  3. By: Metcalf, Maynard M
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 1
    Series: 7
    Date: 1898
    Page Range: 89--96
    Publication Info: London Taylor and Francis, Ltd