USGS 10631 (D.W. Dudley Farm), Castle Hayne marl, Jones Co., North Carolina (Eocene of the United States)

Where: Jones County, North Carolina (35.0° N, 77.5° W: paleocoordinates 35.5° N, 66.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Castle Hayne Formation, Middle Eocene (48.6 - 37.2 Ma)

• The Castle Hayne is described as Jackson (Eocene) in age. Age after Ward et al. 1978.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, white, blue marl

• whitish blue marl

Size class: macrofossils

Reposited in the USGS

Primary reference: L.B. Kellum. 1926. Paleontology and Stratigraphy of the Castle Hayne and Trent Marls in North Carolina. United States Geological Survey Professional Paper (143)1-56 [A. Miller/K. Layou/K. Layou]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 41941: authorized by Arnold Miller, entered by Karen Layou on 22.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
Bivalvia
 Ostreida - Gryphaeidae
"Ostrea trigonalis" = Gigantostrea trigonalis
"Ostrea trigonalis" = Gigantostrea trigonalis Conrad 1854 oyster
 Pectinida - Pectinoidae
"Pecten cookei" = Chlamys cookei, "Pecten (Chlamys) deshayesii" = Chlamys deshayesii
"Pecten cookei" = Chlamys cookei Kellum 1926 scallop
"Pecten (Chlamys) deshayesii" = Chlamys deshayesii Lea 1833 scallop
Echinoidea
 Clypeasteroida - Protoscutellidae
Periarchus lyelli Conrad 1834 sand dollar