Zebina johnsoni (Dall, 1892) Fossil |
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Scanning Electron Micrographs (SEM) of fossil specimens |
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Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida. The specimen illustrated in the bottom two images measures 3.38 mm. SEMs produced in collaboration with Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL. | |