@misc{indiciae96026e63223d,
  title = {Miocene mammals and Central American seaways},
  author = {F.C. Whitmore and R.H. Stewart},
  year = {1965},
  doi = {10.1126/science.148.3667.180},
  url = {https://pubs.usgs.gov/publication/70010599},
  note = {Source identifier: 70010599}
}