USGS Loc. 2115 - Ten Mile Creek on Chipola River, 1 mile west of Baileys Ferry (Miocene of the United States)

Where: Calhoun County, Florida (30.5° N, 85.2° W: paleocoordinates 30.8° N, 81.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chipola Formation (Alum Bluff Group), Burdigalian (20.4 - 16.0 Ma)

• Direct date from 87Sr/86Sr isotope dating of fossils from elsewhere in Chipola Fm [=Burdigalian age].

• formation-level stratigraphic resolution

Environment/lithology: marine; unlithified, calcareous marl and unlithified, calcareous sandstone

• marls, sands and clays, for the most part unconsolidated, highly calcareous in places

Size class: macrofossils

Reposited in the USGS

Primary reference: W. M. Ingram. 1939. Notes on Cypraea heilprini Dall and Cypraea chilona Dall, with new species from the Pliocene of Costa Rica. Bulletins of American Paleontology 24(84):321-326 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 179088: authorized by Pete Wagner, entered by Pete Wagner on 28.05.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Gastropoda
 Sorbeoconcha - Cypraeidae
"Cypraea heilprini n. sp." = Zonaria heilprinii
"Cypraea heilprini n. sp." = Zonaria heilprinii Dall 1890 cowry