@misc{indiciae9fb5190f231a,
  title = {The American species of Orthophragmina and Lepidocyclina},
  author = {J.A. Cushman},
  year = {1920},
  doi = {10.3133/pp125d},
  url = {https://pubs.usgs.gov/publication/pp125D},
  note = {Source identifier: pp125D}
}