Walkers Bluff - Waccamaw Formation (Pleistocene of the United States)
Where: Bladen County, North Carolina (34.6° N, 78.5° W: paleocoordinates 34.6° N, 78.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Waccamaw Formation, Pleistocene (2.6 - 0.0 Ma)
• No lithostratigraphic details or stratigraphic relationships provided in text. AGE: Late Pliocene-Early Pleistocene, but here assigned to the Early Pleistocene following DuBar (1971).
• formation-level stratigraphic resolution
Environment/lithology: coastal; unlithified, shelly/skeletal, brown, gray, blue, silty sandstone
• No geologic or paleoenvironmental data reported in text.
• Fossiliferous sand with silt and clay, bluish-gray to tan, loosely consolidated
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 59313: authorized by Austin Hendy, entered by Austin Hendy on 25.03.2006, edited by Mark Uhen
Creative Commons license: CC BY (attribution)
Taxonomic list
• Exhaustive for Gastropoda, Bivalvia and Scaphopoda. Nomenclature is somewhat antiquated but provided to species resolution and authoritative.
Show authors, comments, and common names
| Gastropoda | |
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"Littorina irrorata" = Littoraria irrorata1
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"Anachis (Costoanachis) avara" = Costoanachis avara1 Say 1822 snail Also: A. (C.) avara caloosaensis
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Ilyanassa isogramma1, Ilyanassa sexdentata1, Ilyanassa irrorata1, Ilyanassa scalaspira1, Ilyanassa schizopyga1, Ilyanassa johnsoni1, "Uzita lapenotierei" = Nassarius (Uzita)1, "Uzita caloosaensis" = Nassarius (Uzita)1
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Busycon amoenum1, Busycon bladenense1, Busycon willcoxi1, "Busycon (Sycotypus) concinnum" = Busycotypus concinnum1
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""Mangelia" stellata" = Stellatoma stellata1
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"Terebra (Strioterebrum) protexta" = Terebra protexta1
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| Bivalvia | |
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Yoldia laevis Say 1824 clam | |
"Nucula proxima" = Nucula (Nucula) proxima
"Nucula proxima" = Nucula (Nucula) proxima Say 1820 Atlantic Nut Clam | |
"Brachidontes (Ischadium) recurvus" = Ischadium recurvum
"Brachidontes (Ischadium) recurvus" = Ischadium recurvum Rafinesque 1820 mussel | |
Chlamys (Lyropecten) ernestsmithi, "Chlamys (Aequipecten) eborea" = Carolinapecten eboreus
Chlamys (Lyropecten) ernestsmithi Tucker 1931 scallop
"Chlamys (Aequipecten) eborea" = Carolinapecten eboreus Conrad 1833 scallop | |
"Anadara (Cunearca) scalaris" = Cunearca scalaris
"Anadara (Cunearca) scalaris" = Cunearca scalaris Conrad 1844 ark | |
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Glycymeris americana Defrance 1826 clam | |
Sportella constricta, Sportella calpix, Sportella gibberosa, Sportella waccamawensis, Sportella compressa
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Trachycardium emmonsi cockle
Laevicardium sublineatum cockle | |
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Donax fossor Say 1822 clam | |
"Tagelus gibbus" = Tagelus plebeius
"Tagelus gibbus" = Tagelus plebeius Lightfoot 1786 clam | |
"Tellina (Moerella) sayi" = Angulus texanus, "Tellina (Moerella) dupliniana" = Moerella dupliniana, "Tellina (Moerella) macilenta" = Moerella macilenta
"Tellina (Moerella) sayi" = Angulus texanus Dall 1900 tellin clam
"Tellina (Moerella) dupliniana" = Moerella dupliniana Dall 1900 tellin clam
"Tellina (Moerella) macilenta" = Moerella macilenta Dall 1900 tellin clam | |
"Chione (Chione) grus" = Timoclea grus, "Chione (Chione) cribraria" = Chione cribraria, Dosinia (Dosinidia) elegans, "Venus (Mercenaria) campechiensis" = Mercenaria campechiensis, "Callocardia (Agriopoma) sayana" = Pitar morrhuanus, Petricola (Rupellaria) grinnelli, "Petricola (Petricolaria) pholadiformis" = Petricolaria pholadiformis, "Macrocallista reposta" = Macrocallista (Macrocallista) reposta, Gemma magna
"Chione (Chione) grus" = Timoclea grus Holmes 1858 venus clam
"Chione (Chione) cribraria" = Chione cribraria Conrad 1843 venus clam
Dosinia (Dosinidia) elegans Conrad 1838 venus clam
"Venus (Mercenaria) campechiensis" = Mercenaria campechiensis Gmelin 1791 quahog Subspecies V. (M.) campechiensis rileyi and carolinensis
"Callocardia (Agriopoma) sayana" = Pitar morrhuanus Dall 1902 venus clam
Petricola (Rupellaria) grinnelli Olsson 1914 venus clam
"Petricola (Petricolaria) pholadiformis" = Petricolaria pholadiformis Lamarck 1818 venus clam
"Macrocallista reposta" = Macrocallista (Macrocallista) reposta Conrad 1834 venus clam | |
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Mysella velaini clam | |
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Bornia bladenensis clam
Bornia triangula Glenn 1904 clam | |
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Solen viridis clam | |
"Pandora (Clidiophora) tuomeyi" = Clidiophora, Pandora (Clidiophora) crassidens
"Pandora (Clidiophora) tuomeyi" = Clidiophora clam
Pandora (Clidiophora) crassidens Conrad 1838 clam | |
"Phacoides (Cardiolucina) trisulcatus" = Cavilinga trisulcata, "Phacoides (Parvilucina) multilineatus" = Parvilucina multistriata
"Phacoides (Cardiolucina) trisulcatus" = Cavilinga trisulcata Conrad 1841 clam Subspecies: P. (C.) trisulcatus multistriatus
"Phacoides (Parvilucina) multilineatus" = Parvilucina multistriata Conrad 1841 clam | |
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Crassinella lunulata Conrad 1834 clam | |
"Glans (Pteromeris) perplana" = Pteromeris perplana, "Glans (Pleuromeris) tridentata" = Pleuromeris tridentata
"Glans (Pteromeris) perplana" = Pteromeris perplana Dall 1903 clam Also includes: G. (P.) perplana abbreviata
"Glans (Pleuromeris) tridentata" = Pleuromeris tridentata Say 1826 clam Subspecies: G. (P.) tridentata decemcostata
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| Foraminifera | |
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"Globorotalia menardii" = Globorotalia (Menardella) menardii2 Parker et al. 1865 | |