A Taxonomic and Ecological Review of the North American Chalcid-Flies of the Genus Callimome.
Washington, D. C.: Smithsonian Institution, 1927. 6 x 9 3/4". 114 pp. Library stamp on cover. Tops of some pages still joined. B&w illustrations. Cover sunned and wrinkled, with some damage to right edge and corners. Natural history of flies. Good Pamphlet (Item ID: 20444)