| Vertigo tridentata Wolf, 1870 Honey Vertigo | |
| Scanning Electron Micrographs (SEM) | |
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| Both specimens - Drift, Larkin Fork, Francisco, Jackson County, Alabama 1/4/2011 (2.05 mm. (top) and 1.77 mm. (bottom)). Collected by Bob Winters. SEMs produced in collaboration with Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL. | |
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| Paint Rock River system, Estill Fork, 1 mi N. Estillfork, Jackson County, Alabama. Specimen culled and photographed by Lori Schroeder. | |