@misc{indiciae49314539d849,
  title = {The fundus oculi of birds, especially as viewed by the ophthalmoscope; a study in the comparative anatomy and physiology — Illustration, Page 41},
  year = {1917},
  url = {https://www.biodiversitylibrary.org/page/2138564},
  note = {Source identifier: page-2138564}
}