| Vertigo oscariana Sterki, 1890 | 
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| Duval County, Florida. Scanning Electron Micrograph by Dr. Wayne Van Devender of the Department of Biology, Appalachian State University, Boone, North Carolina. | 
| Scanning Electron Micrograph (SEM) Of Fossil Specimen | 
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| Dig in Orlando, Orange County, Florida exposing the Nashua Formation (Plio-early Pleistocene) (1.23 mm.). SEMs produced by H. G. Lee in collaboration with Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL. |