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Psammostoma costatum

Geological Range

Early Miocene; Extinct.

Paleogeographic Distribution

Northern Florida.

Stratigraphic Occurrences

Early Miocene
Chipola Formation (N. FL)
<i>Psammostoma costatum</i> from the Early Miocene Chipola Fm. of Calhoun County, Florida (UF 203496).
Psammostoma costatum from the Early Miocene Chipola Fm. of Calhoun County, Florida (UF 203496).
Early Miocene Map
Early Miocene Map<