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

Philosophie zoologique
By: Lamarck, Jean-Baptiste Pierre Antoine de Monet de,
Publication info: Paris, Duminil-Lesueur, 1830 (1830 re-issue of the 1809 edition)
Pages: Page 50 Page 50 Page 51 Page 51
Principles of comparative physiology
By: Carpenter, William Benjamin,
Publication info: London, John Churchill, 1854
Pages: Page 322 End Slip 2, side 1