6 Pages in Charles Darwin's Library associated with "fauna - Cyclas"

Elements of physiology
By: Müller, Johannes, - Baly, William,
Publication info: London, Taylor & Walton, 1838-1842
Volume: v.2
Pages: Page 1456
A history of British fossil mammals and birds
By: Owen, Richard,
Publication info: London, John Van Voorst, 1846
Pages: Page 495
A manual of elementary geology
By: Lyell, Charles, Sir,
Publication info: [s.n.], [s.n.], 1855
Pages: Page 212 Page 295
Principles of comparative physiology
By: Carpenter, William Benjamin,
Publication info: London, John Churchill, 1854
Pages: Page 574 Page 575