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Gastrocopta rupicola (Say, 1821) Tapered Snaggletooth |
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J. N. "Ding" Darling Wildlife Refuge, Sanibel Island, Lee County, Florida. The specimens were collected with permit. The specimen on the left measures 2.1 mm and the specimen on the right 2.0 mm. Digital images by Lori Schroeder. |
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Scanning Electron Micrographs (SEM) Of Fossil Gastrocopta |
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The two fossil shells pictured below are believed to represent an unnamed G. ripicola ancestor. |
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Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida (1.94 mm.). SEMs produced in collaboration with 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. SEMs produced in collaboration with Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL. | |
