Distribution, habitat, and zoogeography of the plains leopard frog (Rana blairi) in Illinois
By: Lauren E. Brown, Michael A. Morris.
Contributors: Morris, Michael A. 1956-; Illinois. Natural History Survey Division
Series: Illinois Natural History Survey biological notes -- no. 136
Publisher: Illinois Natural History Survey
Published: 1990
Place of publication: Champaign, Ill
Language: eng
Subjects: Frogs -- Illinois; Frogs -- Illinois -- Geographical distribution
Notes: Cover title.

"May 1990."

Includes bibliographical references (p. 6).