TU 73 - "Dripping Springs" [Jackson Bluff Fm] (Pliocene of the United States)

Where: Calhoun County, Florida (30.4° N, 85.2° W: paleocoordinates 30.5° N, 84.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Jackson Bluff Formation (Alum Bluff Group), Late/Upper Pliocene (3.6 - 2.6 Ma)

• STRATIGRAPHIC RELATIONS: From the Jackson Bluff Fm (=Choctawhatchee Fm), for which lithostratigraphic relations are not discussed. AGE: Late Pliocene. STRATIGRAPHIC POSITION: From unknown position within section.

• bed-level stratigraphic resolution

Environment/lithology: coastal; poorly lithified, shelly/skeletal, brown, gray, green, argillaceous sandstone

• ENVIRONMENT: Shallow-marine, siliciclastic environment.
• SPECIFIC LITHOLOGY: Lithologic data not specified for Jackson Bluff Formation. From Schmidt (1984): "In the outcrop area, the Jackson Bluff Formation is described as a sandy, clayey shell bed. It is composed of tan to orange-brown to gray green, poorly consolidated, fossiliferous, sandy clays to clayey sands." - Schmidt, W., 1984, Florida Geological Survey Bulletin 58. LITHIFICATION: Poorly lithified, based on observation of specimens from locality.

Size class: macrofossils

Preservation: original aragonite

Collected by Vokes & Vokes; reposited in the USNM

Collection methods: surface (in situ),

• COLLECTOR: E. Vokes and H. Vokes. REPOSITORY: Florida Museum of Natural History; USNM.

Primary reference: E. H. Vokes and H. E. Vokes. 2000. Catalogue of Tulane University fossil localities. Unpublished notes [A. Hendy/A. Hendy/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 92576: authorized by Austin Hendy, entered by Austin Hendy on 17.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to taxa described in text, and subsequent publications. NOMENCLATURE: Authoritative publication with modern nomenclature and species-resolution identifications.
Gastropoda
 Neogastropoda - Muricidae
Typhis (Rugotyphis) harrisi n. sp.1 Olsson 1914 murex snail
Poirieria (Panamurex) clarksvillensis n. sp.2 Mansfield 1937 murex snail