McAlester Formation
45 distinct taxa, from 54 fossil occurrences the Paleobiology Database records under this name, spanning 323–299 Mya.
Oklahoma · US
45 taxa · 54 fossils · 323–299 MyaMacrostrat places this rock in the Krebs Group. Macrostrat’s own record
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1 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
- Deltopecten
- Pteria
- Youngiella
- Bythocypris
- Healdia
- Nuculana
- Acharax radiata
- Aclisina
- Aviculopecten occidentalis
- Bairdia
- Bythocypris tomlinsoni
- Cavellina pulchella
- Economolopsis anodontoides
- Edmondia gibbosa
- Edmondia glabra
- Ellipsella calcar
- Euphemites
- Fabalicypris acetalata
- Fenestella
- Gervillia longa
- Jonesina
- Kirkbya
- Lindstroemella patula
- Lingula
- Metacoceras cornutum
- Orbiculoidea
- Paraparchites
- Patellostium
- Permophorus
- Permophorus oblongus
- Phestia inflata
- Polidevcia arata
- Polidevcia bellistriata
- Prismopora
- Prismopora triangulata
- Prothyris elegans
- Pseudobythocypris pediformis
- Rhombopora
- Schizodus
- Schizodus alpinus
The 40 most often recorded, of 45.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.