PRI Matthews Landing 1 (Paleocene of the United States)

Where: Wilcox County, Alabama (31.0° N, 87.4° W: paleocoordinates 33.7° N, 69.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Matthews Landing Marl Member (Porters Creek Formation), Selandian (61.6 - 59.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal; unlithified, micaceous, gray, sandy, calcareous claystone

• unlithified, light grey calcareous sandy micaceous clay

Size class: mesofossils

Reposited in the PRI

Primary reference: J. A. Sessa, M. E. Patzkowsky, and T. J. Bralower. 2009. Impact of lithification on the diversity, size distribution, and recovery dynamics of marine invertebrate assemblages. Geology 37(2):115-118 [M. Patzkowsky/J. Sessa/J. Sessa]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 86259: authorized by Mark Patzkowsky, entered by Jocelyn Sessa on 27.01.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Nuculida - Nuculidae
"Nucula mediavia" = Nucula (Nucula) mediavia
"Nucula mediavia" = Nucula (Nucula) mediavia Harris 1896 nut clam