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Planicardium virginianum

Geological Range

Late Pliocene; Extinct.

Paleogeographic Distribution

Southern Florida to Viriginia.

Remarks

Original Description (from Conrad, 1839, p. 51):

"Shell very oblique, convex-depressed; ribs about 26, broad, flat; interstices narrow and very shallow; summit narrow and not very prominent, oblique; anterior margin rectilinear, extremity angular; posterior extremity rounded; basal margin very long, arcuated. Length about 4 inches. Locality, James river, near Smithfield."

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Stratigraphic Occurrences

Late Pliocene
Jackson Bluff Formation (N. FL)
Tamiami Formation (Pinecrest Beds) (S. FL)
Yorktown Formation (VA)
<i>Planicardium virginianum</i> from the Late Pliocene Jackson Bluff Fm. of Liberty County, Florida (UF 173699).
Planicardium virginianum from the Late Pliocene Jackson Bluff Fm. of Liberty County, Florida (UF 173699).
Late Pliocene Map
Late Pliocene Map