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Terrestrial Species - Illinois, USA |
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| Allopeas mauritianum (L. Pfeiffer, 1852) Mauritian Awlsnail | Patera laevior (Pilsbry, 1940) Smooth Bladetooth |
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Triodopsis hopetonensis (Shuttleworth, 1852) Magnolia Threetooth |
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Ventridens demissus (A. Binney, 1843) Perforate Dome |
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