St. Stephens Quarry, Citronelle Formation (Neogene of the United States)

Also known as Saint Stephens, Lone Star Cement Quarry

Where: Washington County, Alabama (31.6° N, 88.0° W: paleocoordinates 31.8° N, 86.4° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Citronelle Formation, Hemphillian (10.3 - 4.9 Ma)

• formation-level stratigraphic resolution

Environment/lithology: coastal; glauconitic, sandy marl and limestone

• marl, buff (weathered), sandy, glaucontitic with limestone ledges

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 89608: authorized by Mark Uhen, entered by Mark Uhen on 04.06.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

 Pectinida - Pectinoidae
Pecten howei scallop
supspecies howei
Chlamys chickaria Mansfield 1940 scallop
Chlamys glendonensis Mansfield 1940 scallop
 Pectinida - Anomiidae
Anomia taylorensis Mansfield 1940 jingle
 Pholadida - Teredinidae
Kuphus incrassatus Gabb 1873 clam
 Cassiduloida - Cassidulidae
Cassidulus gouldii Bouve 1846 sea urchin