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 3 collected from ~1.8 m below the top of the section, ~0.6 m below Sample 4, and ~0.6 m below Sample 2. 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 60988: authorized by Austin Hendy, entered by Austin Hendy on 29.05.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
Clypeasteroida indet. Agassiz 1836 sand dollar | |
Pisces | |
"Pisces indet." = Osteichthyes
"Pisces indet." = Osteichthyes Huxley 1880 bony fish | |
Gymnolaemata | |
Electra sp. Lamouroux 1816 | |
Hippoporina cf. pertusa Esper 1796 | |
Polychaeta | |
Polydora sp. Bosk 1801 | |
Gastropoda | |
Boonea impressa, Boonea seminuda, Odostomia sp., Odostomia acutidens, "Turbonilla (Chemnitzia) sp." = Chemnitzia, Turbonilla (Pyrgiscus) "sp. A", Turbonilla (Pyrgiscus) "sp. B"
Boonea impressa Say 1822 snail
Boonea seminuda Adams 1839 snail
Odostomia sp. Fleming 1817 snail
Odostomia acutidens Dall 1884 snail
"Turbonilla (Chemnitzia) sp." = Chemnitzia d'Orbigny 1840 snail
Turbonilla (Pyrgiscus) "sp. A" Philippi 1841 snail
Turbonilla (Pyrgiscus) "sp. B" Philippi 1841 snail | |
Ringicula sp. Deshayes 1838 snail | |
Crepidula fornicata Linnaeus 1758 slipper shell
Crepidula plana Say 1822 slipper shell
Crepidula convexa Say 1822 slipper shell | |
Epitonium apiculatum wentletrap | |
Polinices sp. Monfort 1810 moon snail | |
Cerithiopsis vinca Olsson and Harbison 1953 snail
"Seila adamsi" = Seila adamsii Lea 1845 snail
Retilaskeya bicolor Adams 1845 snail | |
Triphora sp. Blainville 1828 snail | |
"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 | |
"Nassarius albus" = Nassarius antillarum
"Nassarius albus" = Nassarius antillarum d'Orbigny 1847 snail | |
Busycon sp. Röding 1798 whelk | |
Prunum sp. Swainson 1840 margin shell
Hyalina sp. Schumacher 1817 margin shell | |
Urosalpinx cinerea Say 1822 murex snail | |
Melanella conoidea Kurtz and Stimpson 1851 snail
Melanella jamaicensis Adams 1845 snail | |
Bivalvia | |
Nuculana acuta Conrad 1832 pointed nut clam | |
Yoldia limatula Say 1831 clam | |
"Nucula proxima" = Nucula (Nucula) proxima
"Nucula proxima" = Nucula (Nucula) proxima Say 1820 Atlantic Nut Clam | |
Modiolus sp. Lamarck 1801 mussel | |
"Argopecten eboreus" = Carolinapecten eboreus
"Argopecten eboreus" = Carolinapecten eboreus Conrad 1833 scallop | |
"Ostrea sculpturata" = Conradostrea sculpturata
"Ostrea sculpturata" = Conradostrea sculpturata Conrad 1840 oyster | |
Anadara aequicostata Conrad 1845 ark | |
Ensitellops protexta clam | |
Abra aequalis Say 1822 abra
Cumingia tellinoides Conrad 1831 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
Spisula sp. Gray 1837 clam | |
Sphenia sp. Turton 1822 softshell clam | |
"Corbula conradi" = Caryocorbula conradi
"Corbula conradi" = Caryocorbula conradi Gardner 1944 clam | |
Ensis directus Conrad 1844 clam | |
Hiatella arctica Linnaeus 1767 clam | |
Polyplacophora | |
Chaetopleura sp. Shuttleworth 1853 chiton | |
Malacostraca | |
Brachyura sp. Latreille 1802 crab | |
Thecostraca | |
Balanus sp. Da Costa 1778 barnacle | |
Demospongiae | |
? Cliona sp. demosponge | |
Triphora dupliniana | |
"Triphora dupliniana" = Cosmotriphora dupliniana
"Triphora dupliniana" = Cosmotriphora dupliniana Olsson 1916 |