@misc{indiciae9eaad4b3c53b,
  title = {Ordovician graptolites of the Basin Ranges in California, Nevada, Utah, and Idaho},
  author = {Reuben James Ross and William B. N. Berry},
  year = {1963},
  doi = {10.3133/b1134},
  url = {https://pubs.usgs.gov/publication/b1134},
  note = {Source identifier: b1134}
}