1. Pana halecina, Spotted Frog, b. under surface of head, c. under surface of left fore foot, d. under surface of left hind foot; 2. Rana boylii, Boyl's Frog (California), a. b. lateral and under views, c. d. as in preceding,; 3. Rana boylii, Boyl's Frog, young. b. c. as c. and d. in preceding; 4. Rana septentrionalis, Northern Frog (Fort Ripley, Minnesota). a. b. etc., as in preceding; 5. Rana catesbiana, Catesby's Frog. References as in Fig. 2.
Summary
Public domain image related to botany, botanical artwork, free to use, no copyright restrictions image - Picryl description
Tags
Date
1860
Contributors
Suckley, George (1830-1869), Author
Cooper, J. G. (James Graham) (1830-1902), Author
Location
New York
Source
New York Public Library
Copyright info
Creative Commons CC0 1.0 Universal Public Domain Dedication ("CCO 1.0 Dedication")