Section 5 (Chowan River Fm) - Lee Creek Mine (Pliocene of the United States)

Also known as B 25366

Where: North Carolina (35.3° N, 76.6° W: paleocoordinates 35.3° N, 76.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• Exposure of less than 1 m of Chowan River Fm at base of section, overlain by James City Fm. Basinal/regional section name: Lee Creek Mine

• bed-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; poorly lithified, burrowed, coarse-grained, shelly/skeletal sandstone

• Shallow shelf at a water depth of approximately 15 m, most of the beds being at a depth of 20 m or slightly greater.
• Olive gray coarse sand, bedded, burrowed, mottled, partly indurated with differential leaching. Fine shell in unleached portions.

Size class: macrofossils

Preservation: cast, original aragonite

Reposited in the USNM

• Collections reposited in USGS and USNM

Primary reference: L. W. Ward and B.W. Blackwelder. 1987. Late Pliocene and Early Pleistocene Mollusca from the James City and Chowan River Formations at Lee Creek Mine. Smithsonian Contributions to Paleobiology 61:113-283 [A. Miller/A. Hendy/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 58895: authorized by Austin Hendy, entered by Austin Hendy on 28.02.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• Exhaustive for Mollusca and with good nomenclature.
Scaphopoda
 Gadilida - Gadilidae
Gastropoda
 Heterostropha - Pyramidellidae
Turbonilla abrupta, "Pyrgiscus daedaleum" = Turbonilla (Pyrgiscus), "Pyrgiscus sp." = Turbonilla (Pyrgiscus)
"Pyrgiscus daedaleum" = Turbonilla (Pyrgiscus) snail
"Pyrgiscus sp." = Turbonilla (Pyrgiscus) Philippi 1841 snail
 Epitonioidea - Epitoniidae
Epitonium sohli Ward and Blackwelder 1987 wentletrap
Epitonium leai Ward and Blackwelder 1987 wentletrap
 Cerithioidea - Turritellidae
Turritella beaufortensis Ward and Blackwelder 1987 turret shell
Vermicularia spirata Philippi 1836 turret shell
 Vanikoroidea - Eulimidae
Balcis biconica Gardner 1948 snail
 Neotaenioglossa - Calyptraeidae
"Crepidula aculeata" = Bostrycapulus aculeatus Gmelin 1791 slipper shell
Calyptraea centralis Conrad 1841 slipper shell
Crepidula plana Say 1822 slipper shell
Crepidula fornicata Linnaeus 1758 slipper shell
Crucibulum lawrencei Ward and Blackwelder 1987 slipper shell
 Sorbeoconcha - Cerithiopsidae
"Seila adamsi" = Seila adamsii
"Seila adamsi" = Seila adamsii Lea 1845 snail
 Sorbeoconcha - Vermetidae
 Neogastropoda - Marginellidae
Volvarina avena Kiener 1834 margin shell
Prunum limatulum Conrad 1834 margin shell
Dentimargo ? polyspira Olsson and Harbison 1953 margin shell
 Neogastropoda - Muricidae
Urosalpinx cf. perrugata Conrad 1846 murex snail
 Neogastropoda - Cystiscidae
Granulina ovuliformis d'Orbigny 1842 snail
 Neogastropoda - Olividae
Oliva carolinensis olive snail
Olivella mutica Say 1822 olive snail
 Neogastropoda - Melongenidae
 Neogastropoda - Nassariidae
 Neogastropoda - Columbellidae
Aesopus gardnerae Ward and Blackwelder 1987 dovesnail
 Neogastropoda - Drilliidae
Cymatosyrinx lunata Lea 1833 snail
 Neogastropoda - Terebridae
Strioterebrum sp. Sacco 1891 auger snail
 Neogastropoda - Costellariidae
Vexillum wandoense Holmes 1859 ribbed mitre
 Sorbeoconcha - Naticidae
Tectonatica pusilla, "Polinices duplicata" = Neverita duplicatus
Tectonatica pusilla Say 1822 moon snail
"Polinices duplicata" = Neverita duplicatus Say 1822 moon snail
 Sorbeoconcha - Vitrinellidae
Cyclostremiscus obliquestriatus snail
[entered as Cyclostremiscus obliquestriatus]
 Sorbeoconcha - Tornidae
 Sorbeoconcha - Caecidae
"Caecum flemingi" = Caecum (Defolinia) flemingi Gardner and Aldrich 1919 snail
Caecum imbricatum Carpenter 1858 snail
 Trochoidea - Areneidae
"Arene pergemma" = Marevalvata tricarinata
"Arene pergemma" = Marevalvata tricarinata Stearns 1872 snail
 Trochoidea - Liotiidae
 Lepetellida - Fissurellidae
 Opisthobranchia - Cylichnidae
Acteocina candei d'Orbigny 1841 barrel-bubble
Bivalvia
 Nuculanida - Nuculanidae
Nuculana acuta Conrad 1832 pointed nut clam
 Nuculida - Nuculidae
"Nucula proxima" = Nucula (Nucula) proxima Say 1820 Atlantic Nut Clam
Nucula taphria Dall 1898 nut clam
 Mytilida - Mytilidae
"Modiolus cf. modiolus" = Modiolus (Modiolus) modiolus, Mytilus sp.
"Modiolus cf. modiolus" = Modiolus (Modiolus) modiolus Linnaeus 1758 mussel
Mytilus sp. Linnaeus 1758 mussel
 Mytilida - Crenellidae
Crenella decussata Montagu 1808 clam
 Ostreida - Ostreidae
Conradostrea lawrencei Ward and Blackwelder 1987 oyster
 Pectinida - Plicatulidae
"Plicatula marginata" = Plicatula gibbosa
"Plicatula marginata" = Plicatula gibbosa Lamarck 1801 scallop
 Pectinida - Anomiidae
Anomia simplex d'Orbigny 1845 jingle
 Pectinida - Pectinoidae
Carolinapecten eboreus Conrad 1833 scallop
? Leptopecten auroraensis Ward and Blackwelder 1987 scallop
 Arcida - Glycymerididae
Glycymeris hummi Ward and Blackwelder 1987 clam
Glycymeris americana Defrance 1826 clam
Glycymeris sloani Ward and Blackwelder 1987 clam
"Glycymeris arata" = Tucetona arata Conrad 1841 clam
 Arcida - Noetiidae
 Arcida - Arcidae
Anadara aequicostata Conrad 1845 ark
 Lucinida - Lucinidae
"Parvilucina multilineata" = Parvilucina multistriata, Cavilinga trisulcata
"Parvilucina multilineata" = Parvilucina multistriata Conrad 1841 clam
Cavilinga trisulcata Conrad 1841 clam
 Poromyida - Verticordiidae
 Pandorida - Pandoridae
 Thraciida - Thraciidae
Thracia brioni Ward and Blackwelder 1987 clam
 Pholadida - Pholadidae
Cyrtopleura sp. Tryon 1862 clam
 Pholadida - Myidae
Paramya subovata Conrad 1845 softshell clam
 Pholadida - Corbulidae
 Cardiida - Kelliidae
Bornia triangula Glenn 1904 clam
 Cardiida - Anatinellidae
Raeta plicatella Lamarck 1818 clam
 Cardiida - Mactridae
"Spisula solidissima" = Hemimactra solidissima
"Spisula solidissima" = Hemimactra solidissima Dilwyn 1817 clam
 Cardiida - Veneridae
Gouldia metastriata venus clam
[entered as Gouldia metastriatum]
Macrocallista greeni Ward and Blackwelder 1987 venus clam
Transennella stimpsoni Dall 1902 venus clam
Mercenaria permagna Conrad 1838 quahog
Pitar chioneformis venus clam
 Cardiida - Ungulinidae
Diplodonta acclinis Conrad 1832 clam
 Cardiida - Donacidae
Donax fossor Say 1822 clam
 Cardiida - Tellinidae
"Tellina agilis" = Angulus agilis
"Tellina agilis" = Angulus agilis Stimpson 1857 tellin clam
 Cardiida - Semelidae
 Cardiida - Sportellidae
 Cardiida - Lasaeidae
Aligena striata Lea 1843 aligena
 Solenida - Pharidae
Ensis directus Conrad 1844 clam
 Carditida - Crassatellidae
Crassinella lunulata Conrad 1834 clam
Crassinella johnsoni Ward and Blackwelder 1987 clam
 Carditida - Carditidae
Carditamera arata Conrad 1832 clam
Pteromeris perplana Dall 1903 clam
Pleuromeris decemcostata Conrad 1867 clam
Pleuromeris auroraensis Ward and Blackwelder 1987 clam
 Carditida - Condylocardiidae
Erycinella ovalis Conrad 1845 clam
 Carditida - Astartidae
Astarte concentrica Conrad 1834 clam