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 carinata" = Haustator carinata, "Turritella rina" = Haustator rina
"Turritella rina" = Haustator rina turret shell | |
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Tropisurcula crenula snail | |
Surculoma stantoni, Lyrosurcula acuta, Lyrosurcula elegans, Lyrosurcula obsoleta, "Coronia nucleata" = Gemmula (Coronia), "Coronia obsolescens" = Gemmula (Coronia), "Coronia parvidens" = Gemmula (Coronia), Trypanotoma obtusa, Eosurcula sanctimauritii, Eosurcula moorei, Pleuroliria crenulosa, Pleuroliria simplex
Surculoma stantoni turrid
Lyrosurcula acuta turrid
Lyrosurcula elegans turrid
Lyrosurcula obsoleta turrid
"Coronia nucleata" = Gemmula (Coronia) turrid
"Coronia obsolescens" = Gemmula (Coronia) turrid
"Coronia parvidens" = Gemmula (Coronia) turrid
Trypanotoma obtusa turrid
Eosurcula sanctimauritii turrid
Pleuroliria crenulosa turrid
Pleuroliria simplex turrid | |
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Microdrillia minutissima snail
Microdrillia robustula snail | |
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Athleta clayi volute | |
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Hexaplex (Hexaplex) silvaticus Palmer 1937 murex snail | |
"Ficopsis penita" = Ficus
"Ficopsis penita" = Ficus fig shell | |
Niso "sp. D", "Ptereulima elegans" = Hoplopteron
Niso "sp. D" Risso 1826 snail
"Ptereulima elegans" = Hoplopteron snail | |
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"Aclis" modesta Meyer 1886 aclis | |
| Bivalvia | |
"Yoldia (Orthoyoldia) psammotaea" = Orthoyoldia psammotaea2
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Chlamys wahtubbeana Dall 1898 scallop
Eburneopecten sp. Conrad 1865 scallop | |
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Atrina gravida oyster | |
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"Barbatia (Plagiarca) vaughani" = Plagiarca clam
Barbatia (Plagiarca) rhomboidella Lea 1833 clam | |
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"Timothynus anterproductus" = Diplodonta (Timothynus)
"Timothynus anterproductus" = Diplodonta (Timothynus) clam | |
"Verticordia (Trigonulina) satex" = Trigonulina
"Verticordia (Trigonulina) satex" = Trigonulina clam | |
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Pholadomya harrisi clam | |
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Periploma collardi Harris 1895 clam | |
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| Anthozoa | |
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