Chekhan Formation
17 distinct taxa, from 40 fossil occurrences the Paleobiology Database records under this name, spanning 512–508 Mya.
Khakasiya · RU
17 taxa · 40 fossils · 512–508 MyaLoading 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
- Archaeocyathus
- Irinaecyathus
- Tegerocyathus
- Claruscoscinus billingsi
- Clathricoscinus
- Pluralicyathus
- Archaeocyathus (Spirocyathus) yavorskii
- Claruscoscinus diligens
- Epiphyton
- Irinaecyathus kalleganovi
- Renalcis
- Syringocyathus
- Taeniaecyathellus
- Tegerocyathella expansiva
- Tegerocyathus karakolicus
- Tercyathellus
- Vologdinocyathus
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.