@misc{indiciae2568ac3422bc,
  title = {Nonmarine mollusks from Barstow formation of southern California},
  author = {D.W. Taylor},
  year = {1954},
  doi = {10.3133/pp254c},
  url = {https://pubs.usgs.gov/publication/pp254C},
  note = {Source identifier: pp254C}
}