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

Elements of physiology
By: Müller, Johannes, - Baly, William,
Publication info: London, Taylor & Walton, 1838-1842
Volume: v.2
Pages: Page 1614
Elements of the comparative anatomy of the vertebrate animals
By: Wagner, Rudolph, - Tulk, Alfred,
Publication info: London, Longman, Brown, Green & Longman, 1845
Pages: Page 43
Principles of comparative physiology
By: Carpenter, William Benjamin,
Publication info: London, John Churchill, 1854
Pages: Page 264
Researches into the physical history of mankind
By: Prichard, James Cowles.
Publication info: London, Sherwood, Gilbert & Piper, 1836
Volume: v.1
Pages: Page 79