A geographic variation gradient in frogs, by Karl P. Schmidt.

v.20:no.29(1938)

A new leptodactylid frog from Chile / Karl P. Schmidt.

v.34:no.2(1952)

The annellated coral snake, Micrurus annellatus Peters / Karl P. Schmidt.

v.34:no.30(1954)

The Surinam coral snake, Micrurus surinamensis / Karl P. Schmidt.

v.34:no.4(1952)

A new species of Vinciguerria (Salmoniformes, Photichthyidae) from the Red Sea and Gulf of Aqaba, with comments on the depauperacy of the Red Sea mesopelagic fish fauna / Robert Karl Johnson, Ross M. Feltes.

n.s. no.22(1984)

Coral snakes of the genus Micrurus in Colombia / Karl P. Schmidt.

v.34:no.34(1955)

New frogs from Misiones and Uruguay, by Karl P. Schmidt.

v.29:no.9(1944)

Notes on New Guinean crocodiles, by Karl P. Schmidt. Reports on results of the Crane Pacific expedition.

v.18:no.8(1932)

The blennioid fishes of Belize and Honduras, Central America, with comments on their systematics, ecology, and distribution (Blenniidae, Chaenopsidae, Labrisomidae, Tripterygiidae) / David W. Greenfield, Robert Karl Johnson.

n.s. no.8(1981)

Notes on Central American and Mexican coral snakes, by Karl P. Schmidt.

v.20:no.20(1936)

A new chaenopsid fish, Emblemaria hyltoni, from Isla Roatán, Honduras / Robert Karl Johnson and David W. Greenfield.

v.70:no.2(1976)

Notes on Bahaman reptiles and amphibians, by Karl P. Schmidt.

v.20:no.16(1936)

New Central American frogs of the genus Hypopachus, by Karl P. Schmidt.

v.24:no.1(1939)

New reptiles and amphibians from Honduras, by Karl P. Schmidt.

v.20:no.4(1933)

Three new snakes from the Peruvian Andes, by Karl P. Schmidt and Warren F. Walker.

v.24:no.28(1943)