Byram Formation
243 distinct taxa, from 1,755 fossil occurrences the Paleobiology Database records under this name, spanning 34–23 Mya.
Mississippi, Alabama · US
243 taxa · 1,755 fossils · 34–23 MyaFiled under the Vicksburg Group. Members recorded: Marl, Glendon Limestone, Glendon, Marianna.
Macrostrat places this rock in the Vicksburg Group. Macrostrat’s own record
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16 distinct localities, where the rock is now rather than where it was laid down. Tectonics draws the world it belonged to.
When
What has been found
- Pitar
- Pecten
- Cunearca lesueuri
- Corbula engonata
- Oliva
- Tellina vicksburgensis
- Callista
- Nassarius (Tritiaria)
- Nemocardium (Nemocardium) diversum
- Varicorbula laqueata
- Dentalium
- Terebra
- Ervilia
- Pleurofusia
- Yoldia serica
- Crassinella variablis
- Ringicula mississippiensis
- Actinopterygii
- Foraminifera
- Lucina (Parvilucina) posteocurta
- Naticidae
- Turritella
- Calyptraea
- Gemmula (Coronia)
- Bryozoa
- Microsurcula
- Barbatia (Cucullaearca) mississippiensis
- Cylichna
- Pleuroliria
- Nuculana akidota
- Chicoreus
- Conus
- Nucula vicksburgensis
- Crassatella (Crassatella) mississippiensis
- Lopha (Lopha) vicksburgensis
- Lucinisca varisculpta
- Syntomodrillia tantula
- Turritella (Broderiptella) planigyrata
- Acteocina
- Astarte menthifontis
The 40 most often recorded, of 243.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.