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| From The Southeastern United States | |||||
| Triodopsis hopetonensis (Shuttleworth, 1852) | Triodopsis juxtidens (Pilsbry, 1894) | Triodopsis messana Hubricht, 1952 | Triodopsis palustris Hubricht, 1958 | Triodopsis vannostrandi (Bland, 1875) | Triodopsis species | 
| Magnolia Threetooth | Atlantic Three-tooth | Pinhole Three-tooth | Santee Threetooth | Coiled Threetooth | "Florida Scrub Threetooth" | 
| Jacksonville, Florida 11.1 mm. | Durham, North Carolina 12.5 mm. | Jacksonville, Florida 11.7 mm. | Doctortown, Georgia 12.5 mm. | Warner Robbins, Georgia 12.0 mm. | Camp Blanding, Florida 13.2 mm. | 
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