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1956. Variation and relative growth in the plastral scutes of the turtle Kinosternon integrum LeConte. Misc. Publ. Mus. Zool. Univ. Michigan, 97:1-43, November 7.

Mosimann, J. E., and Rabb, G. B.

1953. A new subspecies of the turtle Geoemyda rubida (Cope) from western Mexico. Occ. Pap. Mus. Zool. Univ. Michigan, 548:1-7, November 9.

Oliver, J. A.

1937. Notes on a collection of amphibians and reptiles from the state of Colima, Mexico. Occ. Pap. Mus. Zool. Univ. Michigan, 360:1-28, November 20.

Orton, G.

1943. The tadpole of Rhinophrynus dorsalis. Occ. Pap. Mus. Zool. Univ. Michigan, 472:1-8, May 18.

Peters, J. A.

1954. The amphibians and reptiles of the coast and coastal sierra of Michoacán, Mexico. Occ. Pap. Mus. Zool. Univ. Michigan, 554:1-37, June 23.