@misc{indiciae0c92776b4c8b,
  title = {Upper Eocene foraminifera of the southeastern United States},
  author = {J.A. Cushman},
  year = {1935},
  doi = {10.3133/pp181},
  url = {https://pubs.usgs.gov/publication/pp181},
  note = {Source identifier: pp181}
}