@misc{indiciaebb844fee151e,
  title = {Wolfcampian brachiopods from the Bird Spring Group, Wamp Spring area, Las Vegas Range, Clark County, Nevada},
  author = {P. C. Mills and R.L. Langenheim},
  year = {2015},
  doi = {10.1017/s0022336000028171},
  url = {https://pubs.usgs.gov/publication/70015157},
  note = {Source identifier: 70015157}
}