St. Stephens Quarry, Byram Formation (Oligocene of the United States)

Also known as Saint Stephens, Lone Star Cement Quarry

Where: Washington County, Alabama (31.6° N, 88.0° W: paleocoordinates 31.9° N, 82.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Byram Formation, Chattian (28.1 - 23.0 Ma)

• Unnamed marl member

• formation-level stratigraphic resolution

Environment/lithology: coastal; glauconitic, green marl

Size class: macrofossils

Primary reference: L. N. Glawe. 1966. Geologic section exposed in Lone Star Cement Company quarry at St. Stephens Bluff on Tombigbee River, 2 2 miles northeast of the present town of St Stephens, Ala. Facies Changes in the Alabama Tertiary 95-98 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 89609: authorized by Mark Uhen, entered by Mark Uhen on 04.06.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Pectinoidae
Pecten perlanus scallop
subspecies perplanus
Pecten howei scallop
subspecies mariannensis