Systematic and biological studies of the leopard frogs (Rana pipiens complex) of the United States
By: by Ann E. Pace.
Series: Miscellaneous publications - Museum of Zoology, University of Michigan ; no. 148; Miscellaneous publications (University of Michigan. Museum of Zoology) ;; no. 148.
Publisher: Museum of Zoology, University of Michigan
Published: 1974
Place of publication: Ann Arbor
Language: eng
Number of pages: 140
Subjects: Rana -- Speciation -- United States.; Leopard frogs -- Speciation -- United States.
Notes: Bibliography: p. 135-140.