Langston Formation
100 distinct taxa, from 167 fossil occurrences the Paleobiology Database records under this name, spanning 510–487 Mya.
Idaho, Utah · US
100 taxa · 167 fossils · 510–487 MyaMembers recorded: Spence Shale, Naomi Peak Limestone, Lead Bell Shale.
Macrostrat dates this rock 511–507 Ma. Macrostrat’s own record
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6 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
- Dolichometopsis
- Poliella germana
- Kootenia
- Prozacanthoides
- Ptarmigania
- Micromitra
- Ogygopsis
- Acrothele
- Acrotreta
- Alokistocare
- Alokistocarella
- Bathyuriscus
- Clavaspidella
- Ehmaniella
- Hyolithes
- Lingulella
- Poulsenia
- Albertella
- Ctenocystoidea
- Gogia
- Kochaspis
- Kochina
- Micromitra haydeni
- Olenoides
- Oryctocephalus
- Pachyaspis
- Pagetia
- Paterina
- Poliella
- Ponticulocarpus robisoni
- Spencia
- Wimanella
- Acrothele artemis
- Acrothyra
- Acrothyra minor
- Agnostus
- Amecephalus idahoense
- Anomalocaris
- Banffia episoma
- Bythicheilus
The 40 most often recorded, of 100.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.