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Ondina fragilis (Dall, 1892) Fossil |
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Scanning Electron Micrographs (SEM) |
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Nashua Formation, Cracker Swamp, Putnam County, Florida, June, 1996. The chronostratigraphy is Late Pliocene/Early Pleistocene (contemporary with the Caloosahatchee Formation). SEMs performed by H. G. Lee under the supervision of Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL |
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| Near Hastings, St. Johns County, Florida: East Coast Aggregates 02, UF: RWP 1061; SJ004. Nashua Formation, late Pliocene (3.57 mm.). SEMs performed by H. G. Lee under the supervision of Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL | |
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