Where: Grant County, Louisiana (31.7° N, 92.9° W: paleocoordinates 32.7° N, 84.1° 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, burrowed, argillaceous, calcareous siltstone
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 91115: authorized by Jocelyn Sessa, entered by Laurie Eccles on 05.09.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
| |
Ostrea falco oyster | |
Chlamys nupera Conrad 1854 scallop | |
Barbatia (Cucullaearca) cuculloides Conrad 1833 clam | |
Glycymeris (Glycymeris) filosa Conrad 1854 clam | |
Venericardia (Venericor) "sp. F" Stewart 1930 clam
Venericardia (Rotundicardia) diversidentata Meyer 1885 clam Venericardia (Rotundicardia) diversidentata "var."
| |
Lirodiscus (Lirodiscus) jacksonensis Meyer 1885 clam | |
Bathytormus flexurus Conrad 1854 clam | |
Corbula (Caryocorbula) densata Conrad 1854 clam | |
Teredo mississippiensis Conrad 1854 clam | |
Tellina (Eurytellina) linifera tellin clam | |
Pitar (Katherinella) trigoniata venus clam | |
Chama sp. Linnaeus 1758 jewel box | |
| |
"Yoldia (? Orthoyoldia) "sp. C"" = Orthoyoldia, Hilgardia multilineata
"Yoldia (? Orthoyoldia) "sp. C"" = Orthoyoldia Verrill 1897 pointed nut clam
Hilgardia multilineata Conrad 1854 pointed nut clam | |
Gastropoda | |
Abderospira oviformis Meyer 1886 snail | |
Acteon annectens Meyer 1885 snail | |
"Architectonica (Solariaxis) acuta" = Architectonica acuta, Architectonica (Granosolarium) ornata, Architectonica (Granosolarium) meekana
"Architectonica (Solariaxis) acuta" = Architectonica acuta Conrad 1854 sundial
Architectonica (Granosolarium) ornata Harris and Palmer 1947 sundial Architectonica (Granosolarium) ornata jacksonia
Architectonica (Granosolarium) meekana Harris and Palmer 1947 sundial Architectonica (Granosolarium) meekana subsplendida
| |
| |
Polinices weisbordi moon snail
Sinum jacksonense moon snail | |
Calyptraphorus stamineus snail | |
Ficus merita Harris and Palmer 1947 fig shell | |
"Distorsio (Personella) jacksonensis" = Distorsio jacksonensis
"Distorsio (Personella) jacksonensis" = Distorsio jacksonensis Meyer 1885 snail | |
"Phalium brevicostatum" = Cassis brevicostatus, Phalium taitii
| |
Cypraedia fenestralis Conrad 1854 snail | |
Sphaerocypraea jacksonensis Johnson 1899 snail
Sulcocypraea healeyi Aldrich 1923 snail | |
"Conus tortilis" = Conus sauridens, Glyptotoma crassiplicata
"Conus tortilis" = Conus sauridens Conrad 1833 cone shell | |
Cordiera ludoviciana Vaughn 1896 snail | |
"Terebra" abditiva Harris and Palmer 1947 auger snail | |
Scobinella louisianae, Scobinella famelica, Scobinella newtonensis, Scobinella transitionalis, Pleuroliria jacksonella, Coronia weisbordi, Pleurofusia subservata, Pleurofusia danvicola, Eucheilodon crenocarinata, Eopleurotoma carya, Infracoronia ludoviciana
Scobinella louisianae Harris 1937 turrid
Scobinella transitionalis Harris 1937 turrid
Pleuroliria jacksonella Casey 1904 turrid
Coronia weisbordi Harris 1937 turrid
Pleurofusia subservata Harris and Palmer 1947 turrid
Eucheilodon crenocarinata turrid | |
Eoclathurella obesula snail | |
Lapparia dumosa Conrad 1854 volute
Caricella howei Harris and Palmer 1947 volute | |
Vasum humerosum snail | |
Bonellitia jacksonica Cooke 1926 snail
Trigonostoma selectum Harris and Palmer 1947 snail | |
Siphonalia sullivani Harris and Palmer 1947 true whelk
"Tritiaria albirupina" = Phos albirupina Harris 1894 true whelk
Metula johnsoni Vaughan 1896 true whelk | |
Levifusus branneri snail
Levifusus "sp. D" Conrad 1865 snail
Levifusus fulguriparens Maury 1909 snail | |
"Tritiaria magnocostata" = Nassarius (Tritiaria)
"Tritiaria magnocostata" = Nassarius (Tritiaria) snail | |
Xenophora reclusa carrier shell | |
Mesalia vetusta, Turritella creola, "Turritella alveata" = Kapalmerella alveata, "Turritella arenicola" = Kapalmerella arenicola
Mesalia vetusta Conrad 1833 turret shell
Turritella creola Harris and Palmer 1947 turret shell
"Turritella alveata" = Kapalmerella alveata Conrad 1854 turret shell
"Turritella arenicola" = Kapalmerella arenicola Conrad 1865 turret shell | |
Scaphopoda | |
"Dentalium (Antalis) minutistriatum" = Dentalium minutistriatum, Fustiaria (Laevidentalium) danai, Dentalium (Antalis) mississippiense
"Dentalium (Antalis) minutistriatum" = Dentalium minutistriatum Gabb 1850 tusk shell
Fustiaria (Laevidentalium) danai Meyer 1885 tusk shell
Dentalium (Antalis) mississippiense Conrad 1848 tusk shell Dentalium (Antalis) mississippiense jacksonense
|