PRI 743 (Eocene of the United States)

Where: Sabine County, Louisiana (31.5° N, 93.5° W: paleocoordinates 32.5° N, 84.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Cook Mountain Formation (Claiborne Group), Bartonian (41.3 - 38.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: mesofossils

Collection methods: Collected by A.A. Olsson.

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 92348: authorized by Jocelyn Sessa, entered by Laurie Eccles on 08.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Sorbeoconcha - Naticidae
Polinices aratus moon snail
 Neogastropoda - Costellariidae
Conomitra texana ribbed mitre
 Neogastropoda - Buccinidae
Pseudoliva vetusta Conrad 1833 true whelk
 Neogastropoda - Volutidae
"Bullata semenoides" = Closia (Bullata), Caricella stenzeli
"Bullata semenoides" = Closia (Bullata) volute
 Vanikoroidea - Eulimidae
Balcis "spp. A" Leach 1847 snail
 Heterostropha - Acteonidae
Acteon pomilius snail
subspecies "Acteon pomilius punctatus"
 Heterostropha - Pyramidellidae