Where: Craven County, North Carolina (35.0° N, 77.0° W: paleocoordinates 35.1° N, 76.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: James City Formation, Early/Lower Pleistocene (2.6 - 0.8 Ma)
• Basinal/regional section name: Neuse River
•Sample 4 collected from ~1.2 m below the top of the section, ~0.6 m above Sample 3. James City Fm was regarded as Pliocene by DuBar and Solliday (1963), though more recent biostratigraphy indicates an Early Pleistocene age (DuBar et al. 1974, Blackwelder 1981, McCartan et al. 1982). The James City Fm is considered time equivalent or slightly younger than the Waccamaw Fm of N. and S. Carolina., and with the Caloosahatchee Fm of Florida. Cronin et a. (1984) proposed an age of 1.3-0.7 Ma for the formation.
• bed-level stratigraphic resolution
Environment/lithology: estuary or bay; unlithified, coarse-grained, shelly/skeletal, gray, blue, sandy mudstone
Size class: macrofossils
Preservation: original aragonite, original calcite
Collection methods: bulk,
• Counts are specimen tallies corrected to estimate numbers of individual organisms (e.g. for bivalves 1 beak fragment = 1/2 individual). Because of moder of preservation (e.g. dismembered zoaria of fragile bryozoans), abundance of certain organisms given as: A, abundant; C, common; R, rare. Repository unknown, possibly at Humboldt State University.
Primary reference: W. Miller. 1990. Checklist of megafossils from the James City Formation (Lower Pleistocene) at Johnson Point, Craven County, North Carolina. Tulane Studies in Geology and Paleontology 22:93-100 [A. Miller/A. Hendy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 60989: authorized by Austin Hendy, entered by Austin Hendy on 29.05.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
Septastrea sp. d'Orbigny 1849 stony coral | |
Demospongiae | |
? Cliona sp. demosponge | |
Echinoidea | |
Clypeasteroida indet. Agassiz 1836 sand dollar | |
Polyplacophora | |
Chaetopleura sp. Shuttleworth 1853 chiton | |
Gastropoda | |
Melanella conoidea Kurtz and Stimpson 1851 snail
Melanella jamaicensis Adams 1845 snail | |
Crepidula sp. Lamarck 1799 slipper shell
Crepidula fornicata Linnaeus 1758 slipper shell
Crepidula convexa Say 1822 slipper shell
Crepidula plana Say 1822 slipper shell | |
Vermicularia cf. knorrii Deshayes 1843 turret shell | |
Epitonium apiculatum wentletrap | |
"Seila adamsi" = Seila adamsii, Cerithiopsis vinca
"Seila adamsi" = Seila adamsii Lea 1845 snail
Cerithiopsis vinca Olsson and Harbison 1953 snail | |
Olivella sp. Swainson 1831 olive snail | |
Urosalpinx cinerea Say 1822 murex snail | |
Prunum sp. Swainson 1840 margin shell
Hyalina sp. Schumacher 1817 margin shell | |
"Nassarius albus" = Nassarius antillarum
"Nassarius albus" = Nassarius antillarum d'Orbigny 1847 snail | |
Busycon sp. Röding 1798 whelk | |
"Anachis lafresnayi" = Cotonopsis (Cotonopsis) lafresnayi, "Mitrella lunata" = Astyris lunata, "Anachis obesa" = Parvanachis obesa
"Anachis lafresnayi" = Cotonopsis (Cotonopsis) lafresnayi Fischer and Bernardi 1857 snail
"Mitrella lunata" = Astyris lunata Say 1826 snail
"Anachis obesa" = Parvanachis obesa Adams 1845 snail | |
| |
Polinices sp. Monfort 1810 moon snail | |
"Turbonilla (Chemnitzia) sp." = Chemnitzia, ? Odostomia sp., Boonea seminuda, Boonea impressa, Turbonilla (Pyrgiscus) "sp. A", Turbonilla (Pyrgiscus) "sp. B"
"Turbonilla (Chemnitzia) sp." = Chemnitzia d'Orbigny 1840 snail
? Odostomia sp. Fleming 1817 snail
Boonea seminuda Adams 1839 snail
Boonea impressa Say 1822 snail
Turbonilla (Pyrgiscus) "sp. A" Philippi 1841 snail
Turbonilla (Pyrgiscus) "sp. B" Philippi 1841 snail | |
Bivalvia | |
"Nucula proxima" = Nucula (Nucula) proxima
"Nucula proxima" = Nucula (Nucula) proxima Say 1820 Atlantic Nut Clam | |
Nuculana acuta Conrad 1832 pointed nut clam | |
Yoldia limatula Say 1831 clam | |
"Parvilucina multilineata" = Parvilucina multistriata
"Parvilucina multilineata" = Parvilucina multistriata Conrad 1841 clam | |
Hiatella arctica Linnaeus 1767 clam | |
"Corbula conradi" = Caryocorbula conradi
"Corbula conradi" = Caryocorbula conradi Gardner 1944 clam | |
Sphenia sp. Turton 1822 softshell clam | |
Bornia longipes clam | |
Mercenaria permagna, "Callocardia sayana" = Pitar morrhuanus
Mercenaria permagna Conrad 1838 quahog
"Callocardia sayana" = Pitar morrhuanus Dall 1902 venus clam | |
Mulinia lateralis Say 1822 clam | |
Diplodonta sp. Bronn 1831 clam | |
Cumingia tellinoides Conrad 1831 clam
Abra aequalis Say 1822 abra | |
"Tellina aff. texana" = Angulus texanus
"Tellina aff. texana" = Angulus texanus Dall 1900 tellin clam | |
Ensitellops protexta clam | |
Modiolus sp. Lamarck 1801 mussel | |
Noetia limula clam | |
Anadara aequicostata Conrad 1845 ark | |
"Ostrea sculpturata" = Conradostrea sculpturata
"Ostrea sculpturata" = Conradostrea sculpturata Conrad 1840 oyster | |
"Argopecten eboreus" = Carolinapecten eboreus
"Argopecten eboreus" = Carolinapecten eboreus Conrad 1833 scallop | |
Gymnolaemata | |
Hippoporina cf. pertusa Esper 1796 | |
Electra sp. Lamouroux 1816 | |
Polychaeta | |
Polydora sp. Bosk 1801 | |
Thecostraca | |
Balanus sp. Da Costa 1778 barnacle | |
Malacostraca | |
Brachyura indet. Latreille 1802 crab | |
Triphora dupliniana | |
"Triphora dupliniana" = Cosmotriphora dupliniana
"Triphora dupliniana" = Cosmotriphora dupliniana Olsson 1916 |