F.G.S. Well 14, unit 5 [Fort Thompson Fm] (Pleistocene of the United States)

Where: Glades County, Florida (27.0° N, 81.2° W: paleocoordinates 27.0° N, 80.8° W)

• outcrop-level geographic resolution

When: Fort Thompson Formation, Late/Upper Pleistocene (0.1 - 0.0 Ma)

• STRATIGRAPHIC RELATIONS: From Fort Thompson Fm, which is in this section overlain by the Pamlico Fm (Late Pleistocene) and overlies the Caloosahatchee Fm (Early Pleistocene). AGE: Assigned to Late Pleistocene (A. Hendy, 2007). STRATIGRAPHIC POSITION: From Unit 5 a 10 ft thick sandy marl.

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; poorly lithified, medium-grained, shelly/skeletal, sandy marl

• ENVIRONMENT: Shallow marine, siliciclastic.
• SPECIFIC LITHOLOGY: Marl, sandy, calcareous, slightly consolidated, quartz grains medium, subangular to rounded. LITHIFICATION: Poorly-lithified, based on facies description.

Size class: macrofossils

Collection methods: core,

• COLLECTOR: Florida Geological Survey, 1954. REPOSITORY: Not stated, but presumably the Florida Geological Survey.

Primary reference: J. R. DuBar. 1958. Stratigraphy and paleontology of the Late Neogene strata of the Caloosahatchee River area of southern Florida. Florida Geological Survey Bulletin 40:1-267 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 80356: authorized by Austin Hendy, entered by Austin Hendy on 13.04.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropoda and bivalvia. NOMENCLATURE: Reasonably modern nomenclature with species resolution assignments.
Bivalvia
 Cardiida - Veneridae
Chione cancellata Linnaeus 1767 venus clam
 Lucinida - Lucinidae
"Phacoides multilineatus" = Parvilucina multistriata
"Phacoides multilineatus" = Parvilucina multistriata Conrad 1841 clam
Gastropoda
 Opisthobranchia - Cylichnidae
Acteocina canaliculata Say 1826 barrel-bubble
 Basommatophora - Planorbidae
 Basommatophora - Physidae
Physa sp. Draparnaud 1801 pulmonate