@misc{indiciae93ad06d69998,
  title = {Notes on the North American ganoids Amia, Lepidosteus, Acipenser, and Polyodon, with three plates — Illustration, BHL page 33997232},
  year = {1876},
  url = {https://www.biodiversitylibrary.org/page/33997232},
  note = {Source identifier: page-33997232}
}