Where: Winn County, Louisiana (31.8° N, 93.0° W: paleocoordinates 32.8° N, 84.1° 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
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 98940: authorized by Jocelyn Sessa, entered by Laurie Eccles on 24.10.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Turritella rina" = Haustator rina, "Turritella carinata" = Haustator carinata
"Turritella rina" = Haustator rina turret shell | |
Niso "sp. D", "Ptereulima elegans" = Hoplopteron
Niso "sp. D" Risso 1826 snail
"Ptereulima elegans" = Hoplopteron snail | |
"Aclis" modesta Meyer 1886 aclis | |
"Ficopsis penita" = Ficus
"Ficopsis penita" = Ficus fig shell | |
Athleta clayi volute | |
Hexaplex (Hexaplex) silvaticus Palmer 1937 murex snail | |
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Microdrillia minutissima snail
Microdrillia robustula snail | |
Lyrosurcula acuta, Lyrosurcula elegans, Lyrosurcula obsoleta, Surculoma stantoni, Trypanotoma obtusa, "Coronia nucleata" = Gemmula (Coronia), "Coronia obsolescens" = Gemmula (Coronia), "Coronia parvidens" = Gemmula (Coronia), Eosurcula sanctimauritii, Eosurcula moorei, Pleuroliria crenulosa, Pleuroliria simplex
Lyrosurcula acuta turrid
Lyrosurcula elegans turrid
Lyrosurcula obsoleta turrid
Surculoma stantoni turrid
Trypanotoma obtusa turrid
"Coronia nucleata" = Gemmula (Coronia) turrid
"Coronia obsolescens" = Gemmula (Coronia) turrid
"Coronia parvidens" = Gemmula (Coronia) turrid
Eosurcula sanctimauritii turrid
Pleuroliria crenulosa turrid
Pleuroliria simplex turrid | |
Tropisurcula crenula snail | |
Bivalvia | |
"Yoldia (Orthoyoldia) psammotaea" = Orthoyoldia psammotaea2
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Atrina gravida oyster | |
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Eburneopecten sp. Conrad 1865 scallop
Chlamys wahtubbeana Dall 1898 scallop | |
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"Barbatia (Plagiarca) vaughani" = Plagiarca clam
Barbatia (Plagiarca) rhomboidella Lea 1833 clam | |
"Verticordia (Trigonulina) satex" = Trigonulina
"Verticordia (Trigonulina) satex" = Trigonulina clam | |
Pholadomya harrisi clam | |
Periploma collardi Harris 1895 clam | |
"Timothynus anterproductus" = Diplodonta (Timothynus)
"Timothynus anterproductus" = Diplodonta (Timothynus) clam | |
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Anthozoa | |
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