@misc{indiciaef4574375e40f,
  title = {Salterella from the Lower Cambrian of central Nevada},
  author = {E. L. Yochelson and J.W. Pierce and M.E. Taylor},
  year = {1970},
  doi = {10.3133/pp643h},
  url = {https://pubs.usgs.gov/publication/pp643H},
  note = {Source identifier: pp643H}
}