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 66326: authorized by Linda Ivany, entered by Christy Visaggi on 07.10.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Gnathostomata | |
Actinopterygii indet. ray-finned fish | |
Bryozoa | |
Bryozoa indet. Ehrenberg 1831 | |
Gastropoda | |
Strombiformis caseyi 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 | |
Xenophora humilis Conrad 1848 carrier shell | |
"Tritiaria spp." = Nassarius (Tritiaria)
"Tritiaria spp." = Nassarius (Tritiaria) Conrad 1865 snail | |
Microsurcula intacta ribbed mitre
Vexillum cellulifera ribbed mitre | |
Oliva spp. Bruguière 1789 olive snail | |
Pleurofusia spp. de Gregorio 1890 turrid
"Coronia tenella" = Gemmula (Coronia) turrid
Pleuroliria cochlearis turrid | |
Conus spp. Linnaeus 1758 cone shell | |
Agatrix mississippiensis nutmeg | |
Chicoreus spp. Monfort 1810 murex snail | |
Sinum beatricae moon snail | |
Scaphopoda | |
| |
Bivalvia | |
Astarte menthifontis Dockery 1982 clam | |
Corbula engonata, "Corbula laqueata" = Varicorbula laqueata
Corbula engonata Conrad 1848 clam
"Corbula laqueata" = Varicorbula laqueata Casey 1903 clam | |
Callista sobrina venus clam
Pitar semipunctata venus clam | |
Tellina vicksburgensis Conrad 1848 tellin clam | |
"Nemocardium diversum" = Nemocardium (Nemocardium) diversum
"Nemocardium diversum" = Nemocardium (Nemocardium) diversum Conrad 1848 cockle | |
Lucina posteocurta Dockery 1982 clam | |
Pecten byramensis scallop | |
"Scapharca lesueuri" = Cunearca lesueuri
"Scapharca lesueuri" = Cunearca lesueuri Dall 1848 ark | |
Nucula vicksburgensis Conrad 1848 nut clam | |
Yoldia serica Conrad 1848 clam | |
Nuculana akidota Dockery 1982 pointed nut clam | |
Foraminifera | |
Foraminifera indet. foram |