Late Pliocene to Early Pleistocene.
South Florida to Virginia.
- Early Pleistocene
- Bear Bluff Formation (SC)
- Caloosahatchee Formation (S. FL)
- Chowan River Formation (VA)
- Waccamaw Formation (NC)
- Late Pliocene
- Duplin Formation (SC, NC)
- Duplin / Raysor formations (GA)
- Jackson Bluff Formation (N. FL)
- Raysor Formation (GA, SC)
- Tamiami Formation (Pinecrest Beds) (S. FL)
- Yorktown Formation (NC, VA)
- Yorktown Formation (Sunken Meadow Member) (VA)