Where: Caldwell County, Louisiana (32.0° N, 92.0° W: paleocoordinates 33.0° N, 83.1° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Moodys Branch Formation (Jackson Group), Bartonian (41.3 - 38.0 Ma)
• member-level stratigraphic resolution
Environment/lithology: offshore; unlithified, argillaceous, calcareous siltstone
Size class: mesofossils
Reposited in the PRI
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 90305: authorized by Jocelyn Sessa, entered by Laurie Eccles on 16.07.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Scaphopoda | |
Dentalium (Antalis) mississippiense1 Conrad 1848 tusk shell Dentalium (Antalis) mississippiense jacksonense
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Gastropoda | |
"Architectonica (Stellaxis) alveata" = Architectonica (Stellaxis) alveatum, Architectonica (Granosolarium) ornata
"Architectonica (Stellaxis) alveata" = Architectonica (Stellaxis) alveatum Conrad 1833 sundial
Architectonica (Granosolarium) ornata Harris and Palmer 1947 sundial Architectonica (Granosolarium) ornata jacksonia
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"Turritella alveata" = Kapalmerella alveata, Turritella clevelandia
"Turritella alveata" = Kapalmerella alveata Conrad 1854 turret shell
Turritella clevelandia Harris 1894 turret shell | |
Polinices weisbordi moon snail
Euspira jacksonensis Harris and Palmer 1947 moon snail | |
Clavilithes humerosus snail
Papillina dumosa Conrad 1854 snail | |
Tritiaria hilli Harris 1895 snail | |
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Levifusus branneri snail | |
"Mitra (Fusimitra) millingtoni" = Mitra (Fusimitra) mellingtoni
"Mitra (Fusimitra) millingtoni" = Mitra (Fusimitra) mellingtoni Conrad 1854 mitre shell | |
Cochlespira columbaria snail | |
"Terebra (Mirula) jacksonensis" = Terebra jacksonensis
"Terebra (Mirula) jacksonensis" = Terebra jacksonensis Cooke 1926 auger snail | |
"Conus tortilis" = Conus sauridens, "Conorbis alatoideus" = Conus (Conorbis) alatoideus
"Conus tortilis" = Conus sauridens Conrad 1833 cone shell
"Conorbis alatoideus" = Conus (Conorbis) alatoideus Aldrich 1885 cone shell | |
Pleurofusia fluctuosa Harris 1937 turrid
Sinistrella americana Aldrich 1885 turrid | |
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"Latirus humilior" = Turbinella humilior
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Hexaplex (Hexaplex) katherinae Vokes 1968 murex snail
Hexaplex (Hexaplex) marksi Harris 1894 murex snail | |
Platyoptera extenta Conrad 1854 true conch | |
Calyptraphorus stamineus snail | |
Sulcocypraea healeyi Aldrich 1923 snail | |
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Ficus filia fig shell | |
Xenophora reclusa carrier shell | |
Serpulorbis chavani Harris and Palmer 1947 worm shell | |
Bivalvia | |
"Pycnodonta ludoviciana" = Pycnodonte
"Pycnodonta ludoviciana" = Pycnodonte oyster | |
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Limopsis (Pectunculina) radiata Meyer 1885 clam | |
"Tellina (Arcopaginula) eburneopsis" = Tellina (Arcopagia) eburneopsis Conrad 1865 tellin clam | |
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Venericardia "sp. F"2, Venericardia (Venericor) klimacodes2, Venericardia (Rotundicardia) diversidentata, Venericardia (Rotundicardia) carsonensis2
Venericardia (Rotundicardia) diversidentata Meyer 1885 clam | |
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