| Anticlimax calliglypta (Dall, 1902) Extinct Fossil Species | 
| Scanning Electron Micrographs (SEM) | 
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| Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida UF303194. SEMs produced in collaboration with Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL. |