8 Pages in Charles Darwin's Library associated with "fauna - Planaria"

Contributions to the natural history of the United States of North America
By: Agassiz, Louis,
Publication info: [s.n.], [s.n.], n.d
Pages: Page 31
Elements of physiology
By: Müller, Johannes, - Baly, William,
Publication info: London, Taylor & Walton, 1838-1842
Volume: v.1
Pages: Page 819 Page 1426
Principles of comparative physiology
By: Carpenter, William Benjamin,
Publication info: London, John Churchill, 1854
Pages: Page 480 Page 577 Page 589 Page 593 End Slip 2, side 3