Where: Natchitoches County, Louisiana (31.7° N, 93.4° W: paleocoordinates 35.2° N, 76.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Marthaville Formation (Wilcox Group), Thanetian (59.2 - 56.0 Ma)
• member-level stratigraphic resolution
Environment/lithology: marine; lithology not reported
Size class: mesofossils
Primary reference: K. V. Palmer and D. C. Brann. 1965. Catalogue of the Paleocene and Eocene mollusca of the southern and eastern United States. Part 1. Pelecypoda, Amphineura, Peteropoda, Scaphopoda and Cephalopoda. Bulletins of American Paleontology 48:1-471 [M. Kosnik/M. Kosnik/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 92302: authorized by Jocelyn Sessa, entered by Laurie Eccles on 05.11.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Odontogryphaea thirsae Gabb 1862 oyster | |
? Crassatella "sp. D" Lamarck 1799 clam | |
cf. Plagiocardium sp. Cossmann 1866 cockle
Acanthocardia (Schedocardia) tuomeyi Aldrich 1886 cockle | |
Gastropoda | |
Pleurotomella veatchi snail |