Swasey Limestone
18 distinct taxa, from 21 fossil occurrences the Paleobiology Database records under this name, spanning 510–497 Mya.
Utah, Nevada · US
18 taxa · 21 fossils · 510–497 MyaMacrostrat dates this rock 505–503 Ma. Macrostrat’s own record
Loading coastlines…
2 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
- Alokistocare swasii
- Altiocculus concavus
- Altiocculus drumensis
- Brachiopoda
- Deltina limba
- Dorypyge swasii
- Glyphaspis concavus
- Kootenia quadriceps
- Ogygopsis typicalis
- Olenoides serratus
- Pagetia
- Parkaspis drumensis
- Spencella
- Tonkinella breviceps
- Tonkinella valida
- Yuknessaspis benningtonis
- Zacanthoides divergens
- Zacanthoides fronslicinus
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.