Molluscan Zone 1 (Unit C), Talbot Fm. (Pleistocene of the United States)

Where: St Marys County, Maryland (38.3° N, 76.4° W: paleocoordinates 38.4° N, 74.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Talbot Formation, Late/Upper Pleistocene (0.1 - 0.0 Ma)

• Molluscan Zone 1

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, fine-grained, shelly/skeletal, gray, green, silty sandstone

• Sand, silty, clayey, very fine

Size class: macrofossils

Reposited in the USNM

• Most material appears to be reposited in USNM and USGS collections

Primary reference: L. W. Ward. 1992. Molluscan biostratigraphy of the Miocene Middle Atlantic Coastal Plain of North America. Virginia Museum of Natural History 2 [A. Miller/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 71640: authorized by Mark Uhen, entered by Mark Uhen on 02.05.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• Probably not exhaustive, but a summary of the common and abundant forms from unit. Modern nomenclature utilized with species level assignments.
Show authors, comments, and common names
Bivalvia
 Ostreida - Ostreidae
Crassostrea virginica
Crassostrea virginica Gmelin 1791 oyster
 Arcida - Arcidae
"Anadara transversa" = Anadara (Larkinia) transversa
"Anadara transversa" = Anadara (Larkinia) transversa Say 1822 ark
 Cardiida - Mactridae
Mulinia lateralis
Mulinia lateralis Say 1822 clam
 Pholadida - Pholadidae
Cyrtopleura costata
Cyrtopleura costata Linnaeus 1758 clam