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"Rissoa" athymorhyssa (Dall, 1892) Fossil |
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Scanning Electron Micrographs (SEM) of fossil specimens |
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| 1.38 mm. | 1.19 mm. |
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| 0.76 mm. - juvenile | |
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Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida. SEMs produced in collaboration with Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL. |
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