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Pteromeris perplana

Geological Range

Late Pliocene to Middle Pleistocene; Recent.

Paleogeographic Distribution

Southern Florida to North Carolina.

Remarks

For information on the modern distribution of the species, see Malacolog.

Original Description (from Conrad, 1841, p. 357):

"Trigonal, nearly flat; ribs about eleven, angular, minutely granulated."

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Stratigraphic Occurrences

Middle Pleistocene
Bermont Formation (S. FL)
Early Pleistocene
Caloosahatchee Formation (S. FL)
Nashua Formation (N. FL)
Waccamaw Formation (NC)
Late Pliocene
Duplin Formation (SC, NC)
Jackson Bluff Formation (N. FL)
Tamiami Formation (Pinecrest Beds) (S. FL)
<i>Pteromeris perplana</i> from the Plio-Pleistocene (formation unknown) of Sarasota County, Florida (UF 49642).
Pteromeris perplana from the Plio-Pleistocene (formation unknown) of Sarasota County, Florida (UF 49642).
Middle Pleistocene Map
Middle Pleistocene Map
Early Pleistocene Map
Early Pleistocene Map
Late Pliocene Map
Late Pliocene Map