M 473 (Paleocene of the United States)

Also known as LGS 58

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: Pendleton Ferry Formation (Wilcox Group), Thanetian (59.2 - 56.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; unlithified, fine-grained, brown, red sandstone

• Impressions and molds found in limonitic brown or red fine sand (Barry & LeBlanc 1942).

Size classes: macrofossils, mesofossils

Preservation: mold/impression

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 98777: authorized by Jocelyn Sessa, entered by Laurie Eccles on 20.10.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Neogastropoda - Nassariidae
"Buccinanops ellipticum" = Bullia (Buccinanops)
"Buccinanops ellipticum" = Bullia (Buccinanops) snail
 Neogastropoda - Fasciolariidae
 Neogastropoda - Melongenidae
Cornulina minax Solander 1766 snail
 Neogastropoda - Turridae
 Neogastropoda - Volutidae
"cf. Scaphella newcombiana" = Scaphella
"cf. Scaphella newcombiana" = Scaphella volute
Bivalvia
 Cardiida - Cardiidae
"Cardium (Cerastoderma) tuomeyi" = Acanthocardia (Schedocardia) tuomeyi
"Cardium (Cerastoderma) tuomeyi" = Acanthocardia (Schedocardia) tuomeyi Aldrich 1886 cockle
Cardium (Cerastoderma) tuomeyi var.
 Cardiida - Tellinidae
Tellina bellsiana tellin clam
 Solenida - Solenidae
 Carditida - Carditidae
Venericardia (Venericor) densata Conrad 1845 clam
Venericardia (Venericor) densata pendletonensis