@misc{indiciae540b44aac3c3,
  title = {Bulimina and related foraminiferal genera},
  author = {J.A. Cushman and F.L. Parker},
  year = {1947},
  doi = {10.3133/pp210d},
  url = {https://pubs.usgs.gov/publication/pp210D},
  note = {Source identifier: pp210D}
}