The turtles of Illinois
By: with 31 plates, 20 maps, and 15 text-figures, by Alvin R. Cahn.
Series: Illinois biological monographs.; Vol. XVI, no. 1-2
Publisher: University of Illinois
Published: 1937
Place of publication: [Urbana, Ill
Language: eng
Number of pages: 218
Subjects: Turtles; Reptiles -- Illinois
Notes: Bibliography:  p. 208-216.
On cover:  University of Illinois bulletin.  Vol. XXXV, no. 1.  August 31, 1937.
"Contribution from the Zoological laboratory of the University of Illinois.  no. 492."
Some of the illustrations are designated as plates.