Locality WA 16 - Unit 1 (Bear Bluff Fm) (Pliocene of the United States)

Where: Columbus County, North Carolina (34.3° N, 78.5° W: paleocoordinates 34.4° N, 77.7° W)

• outcrop-level geographic resolution

When: Bear Bluff Formation, Pliocene (5.3 - 2.6 Ma)

• From unit 1, ?Pliocene age Bear Bluff Fm. Unit 1 is a 1 ft thick calcarenite, the basal unit of the Bear Bluff Fm at the base of the section (lake shore), and is overlain by Units 2 and 3 (6 ft) of the Bear Bluff Fm. Basinal/regional section name: Columbus

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithified, brown, gray, yellow, calcareous sandstone

• No environmental information reported.
• Calcarenite, sand fraction mostly quartz, fine, subangular to subrounded, slightly to moderately frosted, hard, very pale yellowish brown, molds of mollusks fairly common.

Size class: macrofossils

Preservation: cast, mold/impression

Collection methods: quarrying,

• Only three taxon listed, but others mentioned to be present in this unit.

Primary reference: J. R. DuBar. 1971. Neogene Stratigraphy of the lower Coast Plain of the Carolinas. Atlantic Coastal Plain Geological Association 12th Annual Field Conference [A. Miller/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 60903: authorized by Austin Hendy, entered by Austin Hendy on 27.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• Not exhaustive for mollusca, but containing common forms, with excellent nomenclature.
Bivalvia
 Ostreida - Ostreidae
 Pectinida - Pectinoidae
"Chlamys eboreus" = Carolinapecten eboreus
"Chlamys eboreus" = Carolinapecten eboreus Conrad 1833 scallop
Gastropoda
 Neotaenioglossa - Calyptraeidae
Crepidula fornicata Linnaeus 1758 slipper shell