changed
Snodgrass, R. E. 1910. The thorax of the Hymenoptera. Proceedings of the United States National Museum 39:37-91.
changed
Snodgrass, R. E. 1941. The male genitalia of Hymenoptera. Smithsonian Miscellaneous Collections 99(14):1-86.
changed
changed
changed
changed
Snyder, T. E.; Graf, J. E.; Smith, M. R. 1961. William M. Mann. 1886-1960. Proceedings of the Entomological Society of Washington 63:68-73.
changed
changed
changed
changed
changed
changed
Sonan, J. 1940. M. Yanagihara's collection from Daito-Islands, Okinawa: Hymenoptera. Transactions of the Natural History Society of Formosa 30:369-375. PDF

Notes: Formicidae p. 375.

changed
changed
changed
changed
Smith, M. R. 1963b. Notes on the leaf-cutting ants, Atta spp., of the United States and Mexico (Hymenoptera: Formicidae). Proceedings of the Entomological Society of Washington 65:299-302. PDF
changed
Smith, M. R. 1967b. Theodore Pergande - Early student of ants. Entomological News 78:117-122. PDF
changed
Smith, M. R.; Haug, G. W. 1931. An ergatandrous form in Ponera opaciceps Mayr. Annals of the Entomological Society of America 24:507-509. PDF
changed
Smith, M. R.; Morrison, W. A. 1916. South Carolina ants (Hym.). Entomological News 27:110-111. PDF
changed
changed
changed
changed
Smith, M. R. 1950c. Order Hymenoptera. Ants. Family Formicidae. Pp. 261-300 in: Weinman, C. J. (ed.) 1950. Pest control technology. Entomological section. New York: National Pest Control Association, vii + 365 + [50] pp.
changed
changed
changed
Smith, M. R. 1955a. An unusual ant collection record. Bulletin of the Brooklyn Entomological Society 50:28. PDF
changed
changed
changed
changed