AWi-31 (Clayton Fm) (Paleocene of the United States)

Where: Wilcox County, Alabama (32.0° N, 87.3° W: paleocoordinates 35.0° N, 67.3° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Pine Barren Member (Clayton Formation), Danian (66.0 - 61.6 Ma)

• Local section name: AWi-31

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, silty, sandy limestone

• lithology is a sandy, silty limestone

Size class: mesofossils

Primary reference: L. D. Toulmin. 1977. Stratigraphic Distribution of Paleocene and Eocene Fossils in the Eastern Gulf Coast Region. Geological Survey of Alabama, Monograph 13(1):1-602 [M. Patzkowsky/K. Layou/P. Mannion]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 2819: authorized by Mark Patzkowsky, entered by Karen Layou on 21.07.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Carditida - Carditidae
"Venericardia smithii" = Venericardia (Venericor) smithii
"Venericardia smithii" = Venericardia (Venericor) smithii Aldrich 1894 clam
 Arcida - Glycymerididae
Glycymeris idonea Conrad 1865 clam
"idonea subsp." - originally entered as "Glycymeris idonea subsp."
 Ostreida - Ostreidae
Ostrea crenulimarginata Gabb 1860 oyster
Gastropoda
 Cerithioidea - Turritellidae
Mesalia allentonensis, "Turritella alabamiensis" = Mesalia alabamiensis
"Turritella alabamiensis" = Mesalia alabamiensis De Gregorio 1890 turret shell