2 Pages in Charles Darwin's Library associated with "fauna - Turbellaria"

  1. Introduction á la zoologie générale.
    By: Milne-Edwards, Henri.
    Publication info: Paris :Victor Masson,1851.
    Pages: Page 63  
  2. Principles of comparative physiology.
    By: Carpenter, William Benjamin.
    Publication info: London :John Churchill,1854.
    Pages: Page 589