@misc{indiciaeaaaaf623ba35,
  title = {The fossil record of shell boring by snails},
  author = {Norman F. Sohl},
  year = {1969},
  doi = {10.1093/icb/9.3.725},
  url = {https://pubs.usgs.gov/publication/70223453},
  note = {Source identifier: 70223453}
}