Goniodelphis
Goniodelphis hudsoni is an extinct iniid river dolphin known from the waters of Florida during the Miocene ~14.9—11.5 through 9.1—8.7 Ma.
The fossil specimens were found in just four phosphate mines in Polk [County, Florida]. These mines were:
- American Agricultural Chemical Company
- Fort Green
- Payne Creek
- Gardinier