1937. Notes on faunal collecting in Kansas. Trans. Kansas Acad. Sci., 39:283-293.
Hudson, G. E.
1942. The amphibians and reptiles of Nebraska. Nebraska Cons. Bull., 24:iv + 146 pp., 20 pls., 32 figs.
Hurter, J. H.
1911. Herpetology of Missouri. Trans. Acad. Sci. St. Louis, 20:59-274.
Jopson, H.
1938. Observation of the survival value of the character of the blue tail in Eumeces. Copeia, 1938:90.
1940. Reptiles and amphibians from Georgetown, South Carolina. Herpetologica, 2:39-43.
Kardos, E. H.
1952. Biological and systematic studies on the subgenus Neotrombicula (genus Trombicula) in the United States (Acarina, Trombiculidae). Unpublished thesis, University of Kansas Library.