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Pitar floridana (Dall, 1903)

Pitar floridana
Pitar floridana

Scientific Classification

Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Imparidentia
Family: Veneridae
Genus: Pitar
Species: Pitar floridana (Dall, 1903)

Information

Geological Range

Neogene

Miocene

Paleogeographic Distribution

Florida

Stratigraphic Occurrences

Chipola Formation

Remarks

Common name: n/a

Synonymy: n/a

Type specimen, locality, and stratum: n/a

Other voucher specimens: n/a

Descriptions:

Original Description (from Dall, 1903, p. 1267):

“Oligocene marl of the Chipola horizon at Alum Bluff and on the Chipola River at McDonald’s farm; Dall and Burns.

Shell subtrigonal, solid, nearly equilateral, sculptured with fine, close, concentric wrinkles, over and upon which is imposed the faint, close, zigzag sculpture of divaricate lines with numerous angles; anterior dorsal slope nearly straight, posterior gently arched, with one or two faint radial ridges indicated as extending from the umbo to the posterior margin; lunule long, rather narrow; hinge delicate, anterior lateral prominent, compressed; posterior right cardinal bifid near the dorsal end; grooves of the dorsal margin deep; anterior end rounded; posterior end obscurely truncate, base produced a little in the middle. Length 29.2, height 24.0, diameter 17.0 mm.

Young shells were abundant in the marl, full-grown ones comparatively scarce.”

To access this description in its original formatting through Google Books, click here.

Measurements: n/a

Other remarks: n/a

References: n/a

Online resources: n/a

Page history:

Some of the content on this page was originally published on the Neogene Atlas of Ancient Life on July 11, 2014. It was developed by Jonathan R. Hendricks and colleagues and migrated here in 2026.

This page was last modified on October 28, 2026 by Jonathan R. Hendricks.

Media

Images

Pitar floridana from the Early Miocene Chipola Fm. of Calhoun County, Florida (UF 43173).
Pitar floridana from the Early Miocene Chipola Fm. of Calhoun County, Florida (UF 43173).
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Specimen of Pitar floridana figured by Dall (1903, pl. 54, fig. 10); 30.0 mm in length.
Specimen of Pitar floridana figured by Dall (1903, pl. 54, fig. 10); 30.0 mm in length.
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Related

Chione burnsii
Chione chipolana
Clementia grayi