Article Information
vol. 6 no. 2
- Received for publication March 7, 2019
- Accepted for publication September 18, 2019
- .
Author Information
- 1University of Colorado Museum of Natural History and Department of Geological Sciences, University of Colorado, Boulder 265 UCB Boulder, CO 80309, USA.
- 2Smithsonian Tropical Research Institute, Apartado Postal 0843-03092, Panamá, República de Panamá.
- 3Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, DC 20013-7012, USA.
- 4Geosciences Research Division, Scripps Institution of Oceanography, UC San Diego, San Diego, CA 92093, USA.
- 5Department of Paleontology, American Museum of Natural History, New York, NY 10024-5102, USA.
- ↵*Corresponding author. Email: carl.simpson{at}colorado.edu