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  1. Amphioxus and the ancestry of the vertebrates,
    By: Willey, Arthur,
    Publication info: London,Macmillan,1894.
    Holding Institution: Cornell University Library
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  2. Amphioxus and the ancestry of the vertebrates.
    By: Willey, Arthur,
    Publication info: New York,Macmillan,1894.
    Holding Institution: MBLWHOI Library
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  3. Contribution to the natural history of the pearly nautilus.
    By: Willey, Arthur,
    Publication info: Cambridge, Eng. :University Press,1902
    Holding Institution: Smithsonian Libraries
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  4. Convergence in evolution /
    By: Willey, Arthur,
    Publication info: London :J. Murray,1911.
    Holding Institution: University of California Libraries (archive.org)
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  5. Convergence in evolution,
    By: Willey, Arthur,
    Publication info: New York,E. P. Dutton & co., 1911.
    Holding Institution: University of California Libraries (archive.org)
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  6. Enteropneusta from the South Pacific, with notes on the West Indian species.
    By: Willey, Arthur,
    Publication info: Cambridge, Eng.,University Press,1900?
    Holding Institution: Smithsonian Libraries
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  7. Zoological results : based on material from New Britain, New Guinea, Loyalty islands and elsewhere, collected during the years 1895, 1896 and 1897 /
    By: Willey, Arthur,
    Publication info: Cambridge [England] :University Press,1902 [i.e. 1898-1902]
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
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