@misc{indiciaedaf7ec8e3ab8,
  title = {The Upper Cretaceous ammonite genus Barroisiceras in the United States},
  author = {J.B. Reeside},
  year = {1932},
  doi = {10.3133/pp170b},
  url = {https://pubs.usgs.gov/publication/pp170B},
  note = {Source identifier: pp170B}
}