@misc{indiciae7841ea6ccbdc,
  title = {Report of the United States Geological Survey of the Territories Volume III: The vertebrata of the tertiary formations of the West Book I},
  author = {F. V. Hayden},
  year = {1884},
  doi = {10.3133/70178850},
  url = {https://pubs.usgs.gov/publication/70178850},
  note = {Source identifier: 70178850}
}