Karasa Formation
68 distinct taxa, from 110 fossil occurrences the Paleobiology Database records under this name, spanning 469–458 Mya.
Siberia · RU
68 taxa · 110 fossils · 469–458 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
- Raymondaspis
- Amplexograptus
- Cybelurus
- Glyptograptus
- Hustedograptus teretiusculus
- Isograptus
- Lonchodomas rostratus
- Pseudoclimacograptus
- Robergia sparsa
- Undulograptus
- Archaeorthis altaica
- Carolinites
- Climacograptus
- Eoglyptograptus
- Eorobergia
- Paracybeloides
- Phyllograptus anna
- Acrograptus
- Ampyx
- Atractopyge
- Baltograptus deflexus
- Bellimurina concentrica
- Calyptaulax
- Ceraurinella
- Christiania subquadrata
- Corymbograptus
- Cryptograptus tricornis
- Cuparius cardilatus
- Dimeropyge
- Encrinuroides
- Eotetragraptus
- Expansograptus
- Expansograptus hirundo
- Foliomena
- Glossograptus
- Glyptomena karasuensis
- Glyptorthis
- Hemiarges
- Illaenus
- Isograptus gibberulus
The 40 most often recorded, of 68.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.