@misc{indiciae436a89c14abf,
  title = {Upper Cretaceous Foraminifera of the Gulf coastal region of the United States and adjacent areas},
  author = {J.A. Cushman},
  year = {1946},
  doi = {10.3133/pp206},
  url = {https://pubs.usgs.gov/publication/pp206},
  note = {Source identifier: pp206}
}