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  1. By: United States Entomological Commission. - Riley, Charles V. (Charles Valentine), - Packard, A. S. (Alpheus Spring), - Thomas, Cyrus, - Geological Survey (U.S.)
    Publication info: Washington [D.C.] :G.P.O.,1878.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Geological and Geographical Survey of the Territories (U.S.) - Hayden, F. V. - Thomas, Cyrus,
    Publication info: Washington :Govt. Print. Off.,1872.
    Holding Institution: Harold B. Lee Library (archive.org)
    BHL Collections: Blog Features
  3. By: Geological and Geographical Survey of the Territories (U.S.) - Allen, J. A. (Joel Asaph), - Cope, E. D. (Edward Drinker), - Coues, Elliott, - Hayden, F. V. - Leidy, Joseph, - Lesquereux, Léo, - Meek, F. B. (Fielding Bradford), - Packard, A. S. (Alpheus Spring), - Scudder, Samuel H. (Samuel Hubbard), - Thomas, Cyrus,
    Publication info: Washington,Govt. Print. Off.,1873-90.
    Holding Institution: MBLWHOI Library
    BHL Collections: Blog Features | Bone Wars Collection
  4. By: Riley, Charles V. (Charles Valentine), - Packard, A. S. (Alpheus Spring), - Thomas, Cyrus, - United States Entomological Commission.
    Publication info: Washington :G.P.O.,1880.
    Holding Institution: University of Florida, George A. Smathers Libraries
    BHL Collections: Expanding Access to Biodiversity Literature
  5. By: Thomas, Cyrus,
    Publication info: S.l. :s.n.,1873?
    Holding Institution: Canadiana.org (archive.org)
  6. By: Packard, A. S. (Alpheus Spring), - Riley, Charles V. (Charles Valentine), - Thomas, Cyrus, - United States Entomological Commission. - United States. Congress (47th, 2nd session : 1882-1883) - United States. Congress. House. - United States. Department of Agriculture.
    Publication info: Washington :G.P.O.,1883.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  1. By: Thomas, Cyrus,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 13
    Series: 4
    Date: 1874
    Page Range: 322--324
    Publication Info: London,Taylor and Francis, Ltd.
  2. By: Thomas, Cyrus,
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia.
    Volume: 23
    Date: 1871
    Page Range: 149--153
    Publication Info: Philadelphia,Academy of Natural Sciences of Philadelphia
  3. By: Thomas, Cyrus,
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia.
    Volume: 22
    Date: 1870
    Page Range: 74--84
    Publication Info: Philadelphia,Academy of Natural Sciences of Philadelphia
  4. By: Thomas, Cyrus,
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia.
    Volume: 25
    Date: 1873
    Page Range: 295--297
    Publication Info: Philadelphia,Academy of Natural Sciences of Philadelphia
  5. By: Thomas, Cyrus,
    Type: Article
    In: The Canadian entomologist.
    Volume: 12
    Date: 1880
    Page Range: 221--224
    Publication Info: Ottawa [etc.]Entomological Society of Canada [etc.]
  6. By: Thomas, Cyrus,
    Type: Article
    In: Report upon United States Geographical surveys west of the one hundredth meridian
    Volume: 5
    Date: 1875
    Page Range: 843--908
    Publication Info: Washington [D.C.] :G.P.O.,1875-1889.