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 2 collected from ~0.7 m above the base of the section, ~0.2 m above Sample 1, and ~0.6 m below 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, 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 60987: authorized by Austin Hendy, entered by Austin Hendy on 29.05.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Thecostraca | |
Balanus sp. Da Costa 1778 barnacle | |
Malacostraca | |
Brachyura indet. Latreille 1802 crab | |
Gymnolaemata | |
Hippoporina cf. pertusa Esper 1796 | |
Electra sp. Lamouroux 1816 | |
Gastropoda | |
Epitonium apiculatum wentletrap | |
? Turridae indet. Swainson 1840 turrid | |
"Nassarius albus" = Nassarius antillarum
"Nassarius albus" = Nassarius antillarum d'Orbigny 1847 snail | |
Busycon sp. Röding 1798 whelk | |
"Anachis obesa" = Parvanachis obesa, "Anachis lafresnayi" = Cotonopsis (Cotonopsis) lafresnayi, "Mitrella lunata" = Astyris lunata
"Anachis obesa" = Parvanachis obesa Adams 1845 snail
"Anachis lafresnayi" = Cotonopsis (Cotonopsis) lafresnayi Fischer and Bernardi 1857 snail
"Mitrella lunata" = Astyris lunata Say 1826 snail | |
Urosalpinx cinerea Say 1822 murex snail | |
Prunum sp. Swainson 1840 margin shell | |
Polinices sp. Monfort 1810 moon snail | |
"Seila adamsi" = Seila adamsii, "Cerithiopsis adamsii" = Seila adamsii
"Seila adamsi" = Seila adamsii Lea 1845 snail
"Cerithiopsis adamsii" = Seila adamsii Lea 1845 snail | |
Crepidula convexa Say 1822 slipper shell
Crepidula fornicata Linnaeus 1758 slipper shell
Crepidula plana Say 1822 slipper shell | |
? Melanella sp. Bowdich 1822 snail | |
Boonea seminuda, Boonea impressa, "Turbonilla (Chemnitzia) sp." = Chemnitzia, Turbonilla (Pyrgiscus) "sp. A", Turbonilla (Pyrgiscus) "sp. B"
Boonea seminuda Adams 1839 snail
Boonea impressa Say 1822 snail
"Turbonilla (Chemnitzia) sp." = Chemnitzia d'Orbigny 1840 snail
Turbonilla (Pyrgiscus) "sp. A" Philippi 1841 snail
Turbonilla (Pyrgiscus) "sp. B" Philippi 1841 snail | |
Polyplacophora | |
Chaetopleura sp. Shuttleworth 1853 chiton | |
Bivalvia | |
"Ostrea sculpturata" = Conradostrea sculpturata
"Ostrea sculpturata" = Conradostrea sculpturata Conrad 1840 oyster | |
"Argopecten eboreus" = Carolinapecten eboreus
"Argopecten eboreus" = Carolinapecten eboreus Conrad 1833 scallop | |
Noetia limula clam | |
Anadara aequicostata Conrad 1845 ark | |
"Parvilucina multilineata" = Parvilucina multistriata
"Parvilucina multilineata" = Parvilucina multistriata Conrad 1841 clam | |
Hiatella arctica Linnaeus 1767 clam | |
Sphenia sp. Turton 1822 softshell clam | |
"Corbula conradi" = Caryocorbula conradi
"Corbula conradi" = Caryocorbula conradi Gardner 1944 clam | |
Cumingia tellinoides Conrad 1831 clam
Abra aequalis Say 1822 abra | |
Mulinia lateralis Say 1822 clam | |
Mercenaria permagna Conrad 1838 quahog | |
Ensitellops protexta clam | |
Yoldia limatula Say 1831 clam | |
Nuculana acuta Conrad 1832 pointed nut clam | |
"Nucula proxima" = Nucula (Nucula) proxima
"Nucula proxima" = Nucula (Nucula) proxima Say 1820 Atlantic Nut Clam | |
Sedentaria | |
Polydora sp. Bosk 1801 | |
Anthozoa | |
Septastrea sp. d'Orbigny 1849 stony coral | |
Demospongiae | |
? Cliona sp. demosponge |