Portell, Roger, Kevin Schindler, and David Nicol. “Biostratigraphy and Paleoecology of the Pleistocene Invertebrates from the Leisey Shell Pits, Hillsborough County, Florida”. Bulletin of the Florida Museum of Natural History 37, no. 5 (March 14, 1995): 127–164. Accessed May 6, 2026. https://flmnhbulletin.com/index.php/flmnh/article/view/flmnh-vol37-no5.