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Triodopsis hopetonensis (Shuttleworth, 1852) Magnolia Threetooth Aberrant Sinistral |
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| In storm water wrack on the CSX Transportation railroad tracks at the northern end of Haines Street just west of Martin Luther King Jr. Parkway, downtown Jacksonville, Duval County, Florida 8/6/2017 (GPS: 30.202788N 081.381495W). The sinistral specimen measures 9.5 mm. Collected by William M. Frank. Including the sinistral specimen, a total of 51 empty shells were collected at this location on this date. The shells were uniform in size with the smallest measuring 8.6 mm. and the largest measuring 11.6 mm. No live specimens have thus far been found at this locality. |
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