@misc{indiciae8a9225e258bb,
  title = {The Texan Permian and its Mesozoic types of fossils},
  author = {Charles A. White},
  year = {1891},
  doi = {10.3133/b77},
  url = {https://pubs.usgs.gov/publication/b77},
  note = {Source identifier: b77}
}