Where: Warren County, Mississippi (32.4° N, 90.8° W)
• Paleocoordinates: 36.3° N, 77.7° W (Wright 2013)
• coordinate estimated from map
• small collection-level geographic resolution
When: Byram Formation (Vicksburg Group), Rupelian (33.9 - 27.3 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 66310: authorized by Linda Ivany, entered by Christy Visaggi on 07.10.2006
Creative Commons license: CC0 (CC0)
Taxonomic list
| Anthozoa | |
"Archohelia vicksburgensis" = Petrophyllia
"Archohelia vicksburgensis" = Petrophyllia stony coral | |
| Gastropoda | |
Turritella caseyi, "Turritella planigyrata" = Turritella (Broderiptella) planigyrata
Turritella caseyi turret shell
"Turritella planigyrata" = Turritella (Broderiptella) planigyrata Guppy 1867 turret shell | |
|
Scalina spp. Conrad 1865 wentletrap | |
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Calyptraea spp. Lamarck 1799 Chinese hat snail | |
"Tritiaria spp." = Nassarius (Tritiaria)
"Tritiaria spp." = Nassarius (Tritiaria) Conrad 1865 snail | |
|
Terebra spp. Bruguière 1789 auger snail | |
"Cochlespira cristata" = Pleurotoma cristata, Pleuroliria cochlearis, "Coronia tenella" = Gemmula (Coronia)
"Cochlespira cristata" = Pleurotoma cristata Conrad 1848 turrid
Pleuroliria cochlearis turrid
"Coronia tenella" = Gemmula (Coronia) turrid | |
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Syntomodrillia tantula Conrad 1843 snail | |
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Oliva spp. Bruguière 1789 olive snail | |
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Chicoreus spp. Monfort 1810 murex snail | |
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Sassia spp. Bellardi 1872 triton shell | |
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Sconsia lintea Conrad 1848 snail | |
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Solariella spp. Wood 1842 snail | |
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Odostomia byramensis snail | |
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Ringicula mississippiensis Conrad 1848 snail | |
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Cylichna nida snail | |
| Bivalvia | |
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Lopha vicksburgensis Conrad 1848 oyster | |
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Pecten byramensis scallop | |
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Glycymeris arctata Conrad 1848 bittersweet clam | |
Scapharca chordicosta, "Scapharca lesueuri" = Cunearca lesueuri
"Scapharca lesueuri" = Cunearca lesueuri Dall 1848 ark | |
|
Astarte menthifontis Dockery 1982 clam | |
Crassinella variablis, "Crassatella mississippiensis" = Crassatella (Crassatella) mississippiensis
Crassinella variablis Dockery 1982 clam
"Crassatella mississippiensis" = Crassatella (Crassatella) mississippiensis Conrad 1848 clam | |
"Venericardia carsonensis" = Venericardia (Rotundicardia) carsonensis
"Venericardia carsonensis" = Venericardia (Rotundicardia) carsonensis Dall 1903 clam | |
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Sportella oblonga Conrad 1848 clam | |
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Pitar imitabilis venus clam
Callista sobrina venus clam | |
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Tellina vicksburgensis Conrad 1848 tellin clam | |
Dinocardium vicksburgensis, "Nemocardium diversum" = Nemocardium (Nemocardium) diversum
Dinocardium vicksburgensis cockle
"Nemocardium diversum" = Nemocardium (Nemocardium) diversum Conrad 1848 cockle | |
Corbula engonata, "Corbula laqueata" = Varicorbula laqueata
Corbula engonata Conrad 1848 clam
"Corbula laqueata" = Varicorbula laqueata Casey 1903 clam | |
|
Lucina varisculpta Dockery 1982 clam | |
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Yoldia serica Conrad 1848 clam | |
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Nucula vicksburgensis Conrad 1848 nut clam | |
| Scaphopoda | |
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| Bryozoa | |
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Bryozoa indet. Ehrenberg 1831 | |
| Osteichthyes | |
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Actinopterygii indet. ray-finned fish | |
| Foraminifera | |
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Foraminifera indet. foram | |