@misc{indiciae9b01bfc94d44,
  title = {Late Eocene nonmarine diatoms from the Beaver Divide area, Fremont County, Wyoming},
  author = {K. E. Lohman and George W. Andrews},
  year = {1968},
  doi = {10.3133/pp593e},
  url = {https://pubs.usgs.gov/publication/pp593E},
  note = {Source identifier: pp593E}
}