@misc{indiciae2ef3116c0040,
  title = {Preliminary location and age database for invertebrate fossils collected in the San Francisco Bay region, California},
  author = {John M. Parker and William B. West and William T. Malmborg and Earl E. Brabb},
  year = {2003},
  doi = {10.3133/ofr03465},
  url = {https://pubs.usgs.gov/publication/ofr03465},
  note = {Source identifier: ofr03465}
}