@misc{indiciae400e437d056e,
  title = {Paleontology and stratigraphy of the Castle Hayne and Trent marls in North Carolina},
  author = {L.B. Kellum},
  year = {1926},
  doi = {10.3133/pp143},
  url = {https://pubs.usgs.gov/publication/pp143},
  note = {Source identifier: pp143}
}