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  1. By: Thomas, Cyrus, - United States Entomological Commission.
    Publication info: Washington, Govt. Print. Off, 1879
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. 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
  3. By: Geological and Geographical Survey of the Territories (U.S.) - Hayden, F. V. (Ferdinand Vandeveer), - Thomas, Cyrus,
    Publication info: Washington, Govt. Print. Off, 1872
    Holding Institution: Harold B. Lee Library
    BHL Collections: Blog Features
  4. 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. (Ferdinand Vandeveer), - Leidy, Joseph, - Lesquereux, Léo, - Meek, F. B. (Fielding Bradford), - Packard, A. S. (Alpheus Spring), - Scudder, Samuel Hubbard, - Thomas, Cyrus,
    Publication info: Washington, Govt. Print. Off, 1873-90
    Holding Institution: MBLWHOI Library
    BHL Collections: Blog Features | Bone Wars Collection
  5. 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
  6. By: Thomas, Cyrus,
    Publication info: S.l, s.n, 1873?
    Holding Institution: Canadiana.org
  7. 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). 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