@misc{indiciaeb7504b80bdc0,
  title = {The Lower Cretaceous ammonite Schloenbachia leonensis Conrad var. equidistans Cragin},
  author = {William Aubrey Cobban},
  year = {1985},
  doi = {10.3133/b1641a},
  url = {https://pubs.usgs.gov/publication/b1641A},
  note = {Source identifier: b1641A}
}