@misc{indiciaeb6aaa830b6ac,
  title = {A brief contribution to the geology and paleontology of northwestern Louisiana},
  author = {Thomas Wayland Vaughan},
  year = {1896},
  doi = {10.3133/b142},
  url = {https://pubs.usgs.gov/publication/b142},
  note = {Source identifier: b142}
}