Shaftesbury Formation
18 distinct taxa, from 66 fossil occurrences the Paleobiology Database records under this name, spanning 113–94 Mya.
Alberta, British Columbia · CA
18 taxa · 66 fossils · 113–94 MyaFiled under the Fort St. John Group. Members recorded: Belle Fourche.
Macrostrat places this rock in the Fort St. John Group, and dates it 104–96 Ma. Macrostrat’s own record
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9 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
- Balmeisporites glenelgensis
- Arcellites disciformis
- Minerisporites
- Ariadnaesporites
- Borissjakoceras
- Dunveganoceras (Plesiacanthoceras) wyomingense
- Inoceramus
- Inoceramus prefragilis stephensoni
- Nonacteonina tensa
- Paxillitriletes
- Posidonioceramus dunveganensis
- Bacutriletes
- Erlansonisporites sparassis
- Ichthyodectidae
- Inoceramus irenensis
- Osmeroides
- Posidonioceramus nahwisi
- Verrutriletes
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.