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  1. The chinch-bug, its history, characters, and habits, and the means of destroying it or counteracting its injuries /
    By: Thomas, Cyrus, - United States Entomological Commission.
    Publication info: Washington,Govt. Print. Off.,1879.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  2. First anuual report of the United States Entomological Commission for the year 1877 : relating to the Rocky Mountain locust and the best methods of preventing its injuries and of guarding against its invasions, in pursuance of an appropriation made by Congress for this purpose.
    By: United States Entomological Commission. - Packard, A. S. - Riley, Charles V. - Thomas, Cyrus, - Geological Survey (U.S.)
    Publication info: Washington [D.C.] :G.P.O.,1878.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  3. Preliminary report of the United States Geological Survey of Montana, and portions of adjacent territories : being a fifth annual report of progress /
    By: Geological and Geographical Survey of the Territories (U.S.) - Hayden, F. V. - Thomas, Cyrus,
    Publication info: Washington :Govt. Print. Off.,1872.
    Contributed by: Harold B. Lee Library (archive.org)
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  4. Second report of the United States Entomological Commission for the years 1878 and 1879, relating to the Rocky Mountain locust and the western cricket ; and treating of the best means of subduing the locust in its permanent breeding grounds ... /
    By: Riley, Charles V. - Packard, A. S. - Thomas, Cyrus, - United States Entomological Commission.
    Publication info: Washington :G.P.O.,1880.
    Contributed by: University of Florida, George A. Smathers Libraries
    BHL Collections: Expanding Access to Biodiversity Literature
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  5. Synopsis of the Acrididae of North America by Cyrus Thomas.
    By: Thomas, Cyrus,
    Publication info: S.l. :s.n.,1873?
    Contributed by: Canadiana.org (archive.org)
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  6. Third report of the United States Entomological Commission, relating to the Rocky Mountain locust, the western cricket, the army worm, canker worms, and the Hessian fly.
    By: Packard, A. S. - Riley, Charles V. - Thomas, Cyrus, - United States Entomological Commission. - United States.
    Publication info: Washington :G.P.O.,1883.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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