4 Pages in Charles Darwin's Library associated with "fauna - Polypterus"

Essais de zoologie générale
By: Geoffroy Saint-Hilaire, Isidore,
Publication info: Paris, Roret, 1841
Volume: Zoologie générale (1841)
Pages: Page 91
Lake Superior: its character, vegetation, and animals, compared with those of other similar regions
By: Agassiz, Louis,
Publication info: Boston, Gould, Kendall & Lincoln, 1850
Pages: Page 255
Principles of comparative physiology
By: Carpenter, William Benjamin,
Publication info: London, John Churchill, 1854
Pages: Page 257 Page 258