@misc{indiciae10bdf72656a3,
  title = {Paleoecological and floristic heterogeneity in the plant-fossil record; an analysis based on the Eocene of Washington},
  author = {Robyn J. Burnham},
  year = {1994},
  doi = {10.3133/b2085b},
  url = {https://pubs.usgs.gov/publication/b2085B},
  note = {Source identifier: b2085B}
}