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Heilprinia equalis

Geological Range

Late Pliocene; Extinct.

Paleogeographic Distribution

Southern Florida to North Carolina.

Remarks

Original Description (from Emmons, 1858, p. 250-251):

"Shell thick, spire rather short, conical; whirls eight rounded and somewhat ventricose, and ornamented by numerous spiral subequal lines, coarser and more distant upon the back and rostrum; aperture and rostrum rather less than twice the length of the spire; outer lip ridged internally; pillar lip spirally ridged. Miocene of Cape Fear River."

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Stratigraphic Occurrences

Late Pliocene
Duplin Formation (NC)
Jackson Bluff Formation (N. FL)
Raysor Formation (SC)
Tamiami Formation (Pinecrest Beds) (S. FL)
<i>Heilprinia equalis</i> from the Late Pliocene Duplin Fm. of Duplin County, North Carolina (UF 216844).
Heilprinia equalis from the Late Pliocene Duplin Fm. of Duplin County, North Carolina (UF 216844).
Specimen of <i>Heilprinia equalis</i> figured by Emmons (1858, fig. 111).
Specimen of Heilprinia equalis figured by Emmons (1858, fig. 111).
Late Pliocene Map
Late Pliocene Map