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  1. By: Mcdonald, Jerry N - Ray, Clayton Edward. - Smithsonian Institution. Press
    Publication info: Washington, D.C, Smithsonian Institution Press, 1989
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
  2. By: Ray, Clayton Edward. - Wilson, Don E.
    Publication info: [Lubbock], Museum, Texas Tech University, 1979
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
    BHL Collections: Expanding Access to Biodiversity Literature
  3. By: Ray, Clayton Edward.
    Publication info: City of Washington, Smithsonian Institution Press, 2001
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
  4. By: Gillette, David D - Ray, Clayton Edward.
    Publication info: Washington, Smithsonian Institution Press, 1981
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
  5. By: Domning, Daryl P - Morgan, Gary S. - Ray, Clayton Edward.
    Publication info: Washington, Smithsonian Institution Press, 1982
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
  6. By: Ray, Clayton Edward.
    Publication info: Washington, Smithsonian Institution Press, 1976
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
  7. By: Steadman, David W. - Ray, Clayton Edward.
    Publication info: Washington, Smithsonian Institution Press, 1982
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
  8. By: Domning, Daryl P - McKenna, Malcolm C. - Ray, Clayton Edward.
    Publication info: City of Washington, Smithsonian Institution Press, 1986
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection