@misc{indiciae3c04774f2d28,
  title = {General zoölogy; practical, systematic and comparative; being a revision and rearrangement of Orton's Comparative zoölogy — Illustration, BHL page 23756521},
  year = {1903},
  url = {https://www.biodiversitylibrary.org/page/23756521},
  note = {Source identifier: page-23756521}
}