North American Recent Soft-Shelled Turtles (Family Trionychidae)

by Robert G. Webb

1950. An annotated checklist and key to the reptiles of Mexico exclusive of the snakes. Bull. U. S. Nat. Mus., 199:v + 253.

Smith, M. A.

1930. The Reptilia and Amphibia of the Malay peninsula. A supplement to G. A. Boulenger's Reptilia and Batrachia, 1912. Bull. Raffles Mus., 3:xviii + 149 pp., 13 figs., April.

1931. The fauna of British India including Ceylon and Burma. Reptilia and Amphibia. Vol. I.—Loricata, Testudines. Taylor and Francis, London, xxviii + 185 pp., 2 pls., 42 figs., 1 map (frontispiece), March.

Smith, P. W.

1947. The reptiles and amphibians of eastern central Illinois. Bull. Chicago Acad. Sci., 8(2):21-40.

Smith, P. W., and List, J. C.

1955. Notes on Mississippi amphibians and reptiles. Amer. Midl. Nat., 53(1):115-25, January.

Smith, P. W., and Minton, S. A., Jr.

1957. A distributional summary of the herpetofauna of Indiana and Illinois. Amer. Midl. Nat., 58(2):341-51, 13 figs.