PRI Loc. 1623 (sample 1, replicate A) - Duplin Fm (Pliocene of the United States)

Where: Duplin County, North Carolina (34.9° N, 78.1° W: paleocoordinates 35.0° N, 77.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Duplin Formation, Late/Upper Pliocene (3.6 - 2.6 Ma)

• STRATIGRAPHIC RELATIONS: From the Duplin Formation. AGE: Late Pliocene. Campbell (1974) suggested an age of zone N-20, or about 3.0-3.5 Ma for the type section of the Duplin Fm at Natural Well, late Pliocene age. STRATIGRAPHIC POSITION: Marl above blue mud and below "Pleistocene".

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, coarse-grained, shelly/skeletal sandstone

• ENVIRONMENT: Shallow-marine, restricted/sheltered, fine-grained siliciclastic environment.
• SPECIFIC LITHOLOGY: Coarse, sandy marl, shelly. LITHIFICATION: Unlithified, based on observation of specimens.

Size class: macrofossils

Preservation: original aragonite, original calcite

Reposited in the PRI

Collection methods: bulk, sieve,

• COLLECTOR: B. Smith, July 29, 1925. REPOSITORY: PRI. FIDELITY: Moderate ecological fidelity. ASSOCIATED COLLECTIONS: Replicate split of PRI Loc. 1623.

Primary reference: A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 68979: authorized by Austin Hendy, entered by Austin Hendy on 14.02.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• TAXONOMY: Identified by A. Hendy; nomenclature based on revision of Gardner (1943) [PBDB Ref# 16984]and Ward (1992) [16985].
Bivalvia
 Arcida - Arcidae
Lunarca ovalis Bruguiere 1789 ark
 Arcida - Glycymerididae
Glycymeris americana Defrance 1826 clam
 Arcida - Noetiidae
Noetia sp. Gray 1857 clam
 Pectinida - Pectinoidae
"Aequipecten eborea" = Carolinapecten eboreus
"Aequipecten eborea" = Carolinapecten eboreus Conrad 1833 scallop
 Pectinida - Plicatulidae
"Plicatula marginata" = Plicatula gibbosa
"Plicatula marginata" = Plicatula gibbosa Lamarck 1801 scallop
 Ostreida - Ostreidae
Conradostrea sp. Ward and Blackwelder 1987 oyster
 Carditida - Astartidae
 Carditida - Crassatellidae
Crassinella lunulata Conrad 1834 clam
 Carditida - Carditidae
Pteromeris perplana Dall 1903 clam
Cyclocardia granulata Say 1824 clam
Pleuromeris tridentata Say 1826 clam
 Pholadida - Corbulidae
Caryocorbula conradi Gardner 1944 clam
 Pholadida - Myidae
Mya (Arenomya) arenaria Linnaeus 1758 softshell clam
 Cardiida - Mactridae
Mactridae indet. Lamarck 1809 clam
Mulinia congesta Conrad 1833 clam
 Cardiida - Veneridae
Gemma magna Dall 1903 venus clam
Chione cribraria Conrad 1843 venus clam
Mercenaria campechiensis Gmelin 1791 quahog
"Transenella carolinensis" = Transennella venus clam
 Cardiida - Tellinidae
Tellinidae indet. Blainville 1814 tellin clam
"Moerella sp." = Tellina (Moerella) Fischer 1887 tellin clam
Moerella macilenta Dall 1900 tellin clam
Moerella dupliniana Dall 1900 tellin clam
 Cardiida - Semelidae
Semele subovata Say 1824 clam
 Cardiida - Cardiidae
Chesacardium acutilaqueatum Conrad 1839 cockle
 Solenida - Pharidae
Ensis directus Conrad 1844 clam
 Thraciida - Myochamidae
Myochama sp. Stutchbury 1830 clam
 Protobranchia - Nuculanidae
"Saccella acuta" = Nuculana acuta
"Saccella acuta" = Nuculana acuta Conrad 1832 pointed nut clam
Gastropoda
 Neogastropoda - Olividae
"Olivella carolinae" = Olivella (Dactylidia) carolinae
"Olivella carolinae" = Olivella (Dactylidia) carolinae Gardner 1948 olive snail
 Neogastropoda - Nassariidae
"Uzita sp." = Nassarius (Uzita)
"Uzita sp." = Nassarius (Uzita) Adams and Adams 1853 snail
 Neogastropoda - Marginellidae
Marginella sp. Lamarck 1799 margin shell
 Calyptraeoidea - Calyptraeidae
Crucibulum sp. Schumacher 1817 slipper shell
Calyptraea sp. Lamarck 1799 slipper shell
 Sorbeoconcha - Turritellidae
Turritella sp. Lamarck 1799 turret shell