Chasm Creek Formation
60 distinct taxa, from 130 fossil occurrences the Paleobiology Database records under this name, spanning 458–443 Mya.
Manitoba · CA
60 taxa · 130 fossils · 458–443 MyaFiled under the Churchill River Group. Members recorded: 1, 2, 3, 2, 3, 4.
Macrostrat places this rock in the Churchill River Group, and dates it 446–445 Ma. Macrostrat’s own record
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12 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
- Paleofavosites
- Bighornia
- Lyopora
- Lobocorallium
- Manipora
- Kochoceras
- Trochonema coxi
- Amorphognathus ordovicicus
- Bighornia patella
- Calapoecia anticostiensis
- Deiracorallium manitobense
- Diceromyonia storeya
- Drepanoistodus suberectus
- Lepidocyclus perlamellosa
- Megamyonia nitens
- Palaeofavosites alveolaris
- Palaeophyllum
- Panderodus unicostatus
- Aulacera
- Aulacera undulata
- Beatricea nodulosa
- Calapoecia coxi
- Deiracorallium
- Digenuoceras
- Ellisites
- Favistella
- Plectodina
- Protrochiscolithus
- Pseudobelodina vulgaris
- Salvadorea
- Stereoconus
- Walliserodus curvatus
- Antiplectoceras
- Apsidoceras
- Belodina confluens
- Catenipora
- Catenipora robusta
- Charactoceras
- Clathrodictyon
- Cystostroma
The 40 most often recorded, of 60.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.