1 map, June 15.

Cook, F. A.

1946. Distribution of species of Amyda in Mississippi. Journ. Mississippi Acad. Sci., 1941-1947:185-190.

Smith, H. M.

1950. Handbook of amphibians and reptiles of Kansas. Univ. Kansas Mus. Nat. Hist., Misc. Publ., 2:1-336, 233 figs., September 12.

Stejneger, L.

1944. Notes on the American soft-shell turtles with special reference to Amyda Agassizii. Bull. Mus. Comp. Zool., 94(1):1-75, 30 pls.

Tinkle, D. W.

1958. The systematics and ecology of the Sternothaerus carinatus complex (Testudinata, Chelydridae). Tulane Stud. Zool., 6(1):1-56, 57 figs.

Yarrow, H. C.

1882. Check list of North American Reptilia and Batrachia, with catalogue of specimens in the U. S. National Museum. Bull. U. S. Nat. Mus., 24:1-249.

Transmitted April 30, 1959.

27-8360

Transcriber's Notes

Repositioned the map and plates between paragraphs. Click on the Plates for enlarged views.