@misc{indiciae75198c14123e,
  title = {Notes on the North American ganoids Amia, Lepidosteus, Acipenser, and Polyodon, with three plates — Illustration, BHL page 33997224},
  year = {1876},
  url = {https://www.biodiversitylibrary.org/page/33997224},
  note = {Source identifier: page-33997224}
}