Moore, R. C.
1930. Surface features of Kansas. Kansas Geological Survey map, scale 1:1,056,000.
Smith, R. C., Kelly, E. G., Dean, G. A., Bryson, H. R., and Parker, R. L.
1943. Insects in Kansas. Report of the Kansas State Bd. of Agric., 440 pp., 6 pls., 464 figs.