Barrel Spring Formation
29 distinct taxa, from 63 fossil occurrences the Paleobiology Database records under this name, spanning 487–443 Mya.
California · US
29 taxa · 63 fossils · 487–443 MyaMembers recorded: Upper.
Macrostrat places this rock in the Eureka Group. Macrostrat’s own record
Loading coastlines…
3 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
- Orthambonites decipiens
- Anataphrus spurius
- Bryozoa
- Hesperorthis dubia
- Isotelus
- Lonchodomas
- Remopleurides
- Remopleurides occidens
- Valcourea
- Valcourea angulata
- Ampyx
- Dicellograptus
- Multicostella
- Valcourea plana
- Anomalorthis
- Archaeogastropoda
- Conularia
- Crinoidea
- Dicellograptus sextans
- Inyoaster bradleyi
- Lingulida
- Maclurites
- Orthambonites
- Palliseria
- Pelmatozoa
- Porifera
- Rafinesquina
- Rugosa
- Strophomenida
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.