Reptiles collected in Salvador for the California Institute of Technology, by Karl P. Schmidt.

v.12:no.16(1928)

Notes on coral snakes from Mexico, by Karl P. Schmidt and Hobart M. Smith.

v.29:no.2(1943)

Snakes of the Peruvian coastal region, by Karl P. Schmidt and Warren F. Walker.

v.24:no.27(1943)

The painted turtles of the genus Chrysemys, by Sherman C. Bishop and F. J. W. Schmidt.

v.18:no.4(1931)

Hemprich's coral snake : Micrurus hemprichi / Karl P. Schmidt.

v.34:no.13(1953)

The herpetology of Sinai, by Karl P. Schmidt and Hymen Marx.

v.39:no.4(1956)

Preliminary account of the coral snakes of Central America and Mexico, by Karl P. Schmidt.

v.20:no.6(1933)

Peruvian snakes from the University of Arequipa, by Karl P. Schmidt and Warren F. Walker.

v.24:no.26(1943)

References to the Tuatara in the Stephen Island letter book / Karl P. Schmidt.

v.34:no.1(1952)

The American alligator / by Karl P. Schmidt.

no.3(1922)

Reptiles and amphibians from the Solomon Islands, by Karl P. Schmidt. Reports on results of the Crane Pacific expedition.

v.18:no.9(1932)

The Amazonian coral snake : Micrurus spixi / Karl P. Schmidt.

v.34:no.14(1953)

Amphibians and reptiles of Yemen / Karl P. Schmidt.

v.34:no.24(1953)

Notes on Central American crocodiles, by Karl P. Schmidt. Reports on results of the Captain Marshall Field expeditions.

v.12:no.6(1924)

Amphibians and reptiles of the Hopkins-Branner expedition to Brazil [by] Karl P. Schmidt and Robert F. Inger.

v.31:no.42(1951)