@misc{indiciae96859baefb72,
  title = {The scaphites, an Upper Cretaceous ammonite group},
  author = {J.B. Reeside},
  year = {1928},
  doi = {10.3133/pp150b},
  url = {https://pubs.usgs.gov/publication/pp150B},
  note = {Source identifier: pp150B}
}