Where: Bastrop County, Texas (30.3° N, 97.4° W: paleocoordinates 35.1° N, 78.9° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Wills Point Formation (Midway Group), Early/Lower Paleocene to Early/Lower Paleocene (66.0 - 58.7 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: shallow subtidal; unlithified, silty marl
Size class: mesofossils
Preservation: mold/impression
Reposited in the TMM
• TMM Catalog #NPL 4548
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 86293: authorized by Mark Patzkowsky, entered by Jocelyn Sessa on 27.01.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Venericardia bulla" = Venericardia (Baluchicardia) bulla
"Venericardia bulla" = Venericardia (Baluchicardia) bulla Dall 1903 clam | |
Nuculidae indet. Gray 1824 nut clam
Nucula sp. Lamarck 1799 nut clam | |
| |
Gastropoda | |
Natica sp. Scopoli 1777 moon snail | |
Levifusus sp. Conrad 1865 snail | |
Solariorbis sp. Conrad 1865 snail | |
Retusa sp. Brown 1827 snail |