@misc{indiciae100d7f75b917,
  title = {Principles of comparative physiology / Principles of comparative physiology. : [Supplementary material in Charles Darwin's copy] — Illustration, Page 484},
  year = {1854},
  url = {https://www.biodiversitylibrary.org/page/34068344},
  note = {Source identifier: page-34068344}
}