@misc{indiciaec0814e4d7036,
  title = {Preliminary report on fossil vertebrates of the San Pedro Valley, Arizona, with descriptions of new species of Rodentia and Lagomorpha},
  author = {J.W. Gidley},
  year = {1923},
  doi = {10.3133/pp131e},
  url = {https://pubs.usgs.gov/publication/pp131E},
  note = {Source identifier: pp131E}
}