Where: Robeson County, North Carolina (34.5° N, 79.1° W: paleocoordinates 34.6° N, 78.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Duplin Formation, Late/Upper Pliocene (3.6 - 2.6 Ma)
• No lithostratigraphic details or stratigraphic relationships provided in text. From Siple (1957) "The Duplin in South Carolina is considered to be equivalent to the upper Yorktown of Virginia and the Cancellaria biofacies within the Choctawhatchee stage of Florida." 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.
• formation-level stratigraphic resolution
Environment/lithology: coastal; unlithified, medium-grained, coarse, shelly/skeletal, gray, blue, calcareous sandstone
Size class: macrofossils
Reposited in the USNM
• Collections reposited in USNM and USGS collections.
Primary reference: J. A. Gardner. 1943. Mollusca from the Miocene and Lower Pliocene of Virginia and North Carolina. Part 1. Pelecypoda. United States Geological Survey Professional Paper 199(A):1-178 [A. Miller/A. Hendy/S. Ávila]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 59310: authorized by Austin Hendy, entered by Austin Hendy on 25.03.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
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"Mitrella lunata" = Astyris lunata1
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"Sconsia hodgei" = Sconsia hodgii1
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"Cypraea (Cypraeorbis) carolinensis" = Akleistostoma carolinensis1
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Bivalvia | |
"Spisula (Hemimactra) modicella" = Hemimactra, "Spisula solidissima" = Hemimactra solidissima2, Mulinia congesta
Mulinia congesta Conrad 1833 clam | |
Gemma magna, "Callocardia (Agriopoma) sayana" = Pitar morrhuanus, "Venus (Mercenaria) campechiensis" = Mercenaria campechiensis, Petricola (Petricolaria) carolinensis, "Macrocallista reposta" = Macrocallista (Macrocallista) reposta
Gemma magna Dall 1903 venus clam
"Callocardia (Agriopoma) sayana" = Pitar morrhuanus Dall 1902 venus clam
"Venus (Mercenaria) campechiensis" = Mercenaria campechiensis Gmelin 1791 quahog Subspecies V. (M.) campechiensis rileyi
Petricola (Petricolaria) carolinensis venus clam
"Macrocallista reposta" = Macrocallista (Macrocallista) reposta Conrad 1834 venus clam | |
Diplodonta leana clam | |
Semele subovata Say 1824 clam
Abra aequalis Say 1822 abra | |
"Tellina (Moerella) dupliniana" = Moerella dupliniana, "Tellina (Moerella) macilenta" = Moerella macilenta
"Tellina (Moerella) dupliniana" = Moerella dupliniana Dall 1900 tellin clam
"Tellina (Moerella) macilenta" = Moerella macilenta Dall 1900 tellin clam | |
Donax fossor Say 1822 clam | |
Sportella calpix clam | |
"Thracia conradi" = Thracia (Homoeodesma) conradi
"Thracia conradi" = Thracia (Homoeodesma) conradi Couthouy 1839 clam | |
"Phacoides (Cardiolucina) trisulcatus" = Cavilinga trisulcata
"Phacoides (Cardiolucina) trisulcatus" = Cavilinga trisulcata Conrad 1841 clam Subspecies: P. (C.) trisulcatus multistriatus
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Crassinella lunulata Conrad 1834 clam | |
"Astarte (Ashtarotha) concentrica" = Astarte concentrica
"Astarte (Ashtarotha) concentrica" = Astarte concentrica Conrad 1834 clam Also includes: A. (A.) concentrica conradi
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"Glans (Pleuromeris) tridentata" = Pleuromeris tridentata, "Glans (Pteromeris) abbreviata" = Pteromeris
"Glans (Pleuromeris) tridentata" = Pleuromeris tridentata Say 1826 clam Subspecies: G. (P.) tridentata decemcostata
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"Plicatula marginata" = Plicatula gibbosa
"Plicatula marginata" = Plicatula gibbosa Lamarck 1801 scallop | |
"Pecten (Euvola) raveneli" = Euvola raveneli, "Chlamys (Aequipecten) eborea" = Carolinapecten eboreus
"Pecten (Euvola) raveneli" = Euvola raveneli Dall 1898 scallop
"Chlamys (Aequipecten) eborea" = Carolinapecten eboreus Conrad 1833 scallop | |
"Chama striata" = Nanogyra (Palaeogyra) virgula
"Chama striata" = Nanogyra (Palaeogyra) virgula Deshayes 1831 oyster | |
"Anadara lienosa" = Anadara (Rasia) lienosa
"Anadara lienosa" = Anadara (Rasia) lienosa Say 1832 ark | |
Yoldia laevis Say 1824 clam | |
"Nucula proxima" = Nucula (Nucula) proxima
"Nucula proxima" = Nucula (Nucula) proxima Say 1820 Atlantic Nut Clam |