Say, T. 1823. Descriptions of Coleopterous Insects collected in the late expedition to the Rocky Mountains performed by order of Mr. Calhoun, Secretary of War, under command of Major Long.
          Journal of the Academy of Natural Sciences of Philadelphia 3(1):9-54, 73-104, 139-216.
Say, T. 1824. American Entomology, or Descriptions of the Insects of North America. Philadelphia Museum, Mitchell 1, 8 + 112 pp., 18 color plates.
Say, T. 1825a. Insects. In: W. H. Keating. Narrative of an expedition to the source of the St. Peter's River, Lake Winnepeck, Lake of the Woods 1823 under the command of Major Long. Volume 2,
          Appendix, pp. 268-378.
Say, T. 1825b. Descriptions of new American species of Buprestis, Trachys and Elater. Annals of the Lyceum of New York 1:249-269.
Say, T. 1830-1834. Descriptions of new North American insects, and observations on some already described. School Press, New Harmony [Indiana]. 81 pages (numbered [1]-73, 73 1/2-80). [Buprestids 1833]
Say, T. 1832. New species of North American insects found by Joseph Barabino chiefly in Louisiana. New Harmony, [Indiana] Jan. 1832, 16 pp.
Say, T. 1839. Descriptions of new North American insects, and observations on some already described. Transactions of the American Philosophical Society (2) 6(1836):155-190.
Say, T. 1859. American Entomology. A description of the insects of North America by Thomas Say, with illustrations drawn and colored after nature. Edited by John L. LeConte, M.D.
          With a memoir of the author, by George Ord. 2 Volumes, 24+412 pp., 5+814 pp., 55 plates. Baillière Brothers, New York.