Byram Marl
154 distinct taxa, from 178 fossil occurrences the Paleobiology Database records under this name, spanning 34–27 Mya.
Mississippi, Alabama, Louisiana · US
154 taxa · 178 fossils · 34–27 MyaFiled under the Vicksburg Group.
Macrostrat dates this rock 34–23 Ma. Macrostrat’s own record
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7 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
- Enoplostomella
- Idmonea
- Oligotresium vicksburgensis
- Sciaena pseudoradians
- Scrupocellaria
- Siphonochelus (Laevityphis) curvirostratus
- Adeonellopsis
- Arachnopusia
- Congeris brevior
- Corvina gemma
- Margaretta
- Nellia tenella
- Oncousoecia
- Porella
- Reussia
- Stamenocella
- Turris
- Actaeon andersoni
- Agaronia mississippiensis
- Agnocardia glebosum
- Amphidesma mississippiensis
- Anadara (Rasia) mississippiensis
- Anodontia (Anodontia) mississippiensis
- Arbia aldrichi
- Arca protracta
- Atrina argentea
- Balanophyllia caulifera
- Barbatia (Cucullaearca) lima
- Barbatia (Cucullaearca) mississippiensis
- Brachidontes mississippiensis
- Buccinum
- Bulla crassiplica
- Callinectes alabamensis
- Cancellaria funerata
- Cancellaria mississippiensis
- Cardita bilineata
- Cardita subrotunda
- Cardita vigintinaria
- Carditidae
- Cardium (Cerastoderma) vicksburgensis
The 40 most often recorded, of 154.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.