Life history and habits of the northern water snake, Natrix  sipedon sipedon Linne
By: Elmer Evans Brown
Published: 1980
Language: eng
Number of pages: 154
Subjects: Water snakes; Snakes -- Behavior; Northern water snake
Notes: Microfilm of typescript. Ann Arbor, Mich. : University Microfilms International, 1980.--1 reel ; 35 mm

Thesis (Ph.D.)--Cornell University, 1940

Bibliography: leaves 142-154