@misc{indiciae2bf1e32249c4,
  title = {Problems of the geographic and stratigraphic distribution of American Middle Eocene larger Foraminifera},
  author = {W. Storrs Cole and Esther English Richards Applin},
  year = {1964},
  url = {https://pubs.usgs.gov/publication/70205242},
  note = {Source identifier: 70205242}
}