Where: Warren County, Mississippi (32.4° N, 90.8° W: paleocoordinates 32.8° N, 84.3° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Byram Formation (Vicksburg Group), Rupelian (33.9 - 28.1 Ma)
• The Byram Formation is exposed nearly in its entirety at Keyes Scrap Metal Yard. Units recognized at this locality are classified as A through H going up section.
• bed-level stratigraphic resolution
Environment/lithology: coastal; unlithified, silty, sandy siliciclastic sediments
Size classes: macrofossils, mesofossils
Preservation: original aragonite, original calcite
Collection methods: bulk, sieve,
Primary reference: C. C. Visaggi. 2004. Testing for patterns of faunal persistence in the early Oligocene Byram Formation of Mississippi. Syracuse University [L. Ivany/C. Visaggi]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 66334: authorized by Linda Ivany, entered by Christy Visaggi on 07.10.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Foraminifera | |
Foraminifera indet. foram | |
Anthozoa | |
"Archohelia vicksburgensis" = Petrophyllia
"Archohelia vicksburgensis" = Petrophyllia stony coral | |
Gnathostomata | |
Actinopterygii indet. ray-finned fish | |
Bryozoa | |
Bryozoa indet. Ehrenberg 1831 | |
Bivalvia | |
Crenella fenestra Dockery 1982 clam | |
Pecten byramensis scallop | |
Ostrea paroxis Lesueur 1829 oyster
Lopha vicksburgensis Conrad 1848 oyster | |
"Barbatia mississippiensis" = Barbatia (Cucullaearca) mississippiensis, "Scapharca lesueuri" = Cunearca lesueuri
"Barbatia mississippiensis" = Barbatia (Cucullaearca) mississippiensis Conrad 1848 clam
"Scapharca lesueuri" = Cunearca lesueuri Dall 1848 ark | |
Lucina varisculpta Dockery 1982 clam
Lucina posteocurta Dockery 1982 clam | |
Corbula engonata, "Corbula laqueata" = Varicorbula laqueata
Corbula engonata Conrad 1848 clam
"Corbula laqueata" = Varicorbula laqueata Casey 1903 clam | |
Tellina vicksburgensis Conrad 1848 tellin clam | |
"Nemocardium diversum" = Nemocardium (Nemocardium) diversum
"Nemocardium diversum" = Nemocardium (Nemocardium) diversum Conrad 1848 cockle | |
Spisula funerata clam | |
Callista sobrina venus clam
Pitar semipunctata venus clam | |
Panopea oblongata Conrad 1848 clam | |
Crassinella variablis Dockery 1982 clam | |
Nucula vicksburgensis Conrad 1848 nut clam | |
Yoldia serica Conrad 1848 clam | |
Gastropoda | |
Ringicula mississippiensis Conrad 1848 snail | |
Architectonica spp. Röding 1798 sundial | |
Cylichna nida snail | |
Diodora mississippiensis snail | |
Turritella caseyi, "Turritella planigyrata" = Turritella (Broderiptella) planigyrata
Turritella caseyi turret shell
"Turritella planigyrata" = Turritella (Broderiptella) planigyrata Guppy 1867 turret shell | |
Calyptraea spp. Lamarck 1799 slipper shell | |
Sinum beatricae moon snail | |
Oliva spp. Bruguière 1789 olive snail | |
Siphonochelus curvirostratus Conrad 1848 murex snail | |
Terebra spp. Bruguière 1789 auger snail | |
Scaphopoda | |
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