St. Stephens Quarry, Yazoo Formation, Pachuta Member (Eocene of the United States)

Also known as Saint Stephens, Lone Star Cement Quarry

Where: Washington County, Alabama (31.6° N, 88.0° W: paleocoordinates 32.0° N, 80.2° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Pachuta Member (Yazoo Formation), Priabonian (38.0 - 33.9 Ma)

• member-level stratigraphic resolution

Environment/lithology: coastal; blue marl

• blue-gray plastic clay

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 89613: authorized by Mark Uhen, entered by Mark Uhen on 04.06.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Rotaliina
 Nummulitacea - Discocyclinidae
Bivalvia
 Pectinida - Pectinoidae
Eburneopecten scintillatus Conrad 1854 scallop
Mammalia
 Cetacea - Basilosauridae
Basilosaurus cetoides Owen 1839 whale
Echinoidea
 Clypeasteroida - Protoscutellidae
Periarchus lyelli Conrad 1834 sand dollar
subspecies pileussensis