Margaret Formation
42 distinct taxa, from 43 fossil occurrences the Paleobiology Database records under this name, spanning 56–51 Mya.
Northwest Territories, Nunavut · CA
42 taxa · 43 fossils · 56–51 MyaFiled under the Eureka Sound Group.
Macrostrat places this rock in the Eureka Sound Group, and dates it 84–34 Ma. Macrostrat’s own record
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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
- Coryphodon pisuqti
- Allognathosuchus
- Amia fragosa
- Amia uintaensis
- Anacodon
- Anguidae
- Arcticanodon dawsonae
- Aves
- Cryptodira
- Ectypodus arctos
- Emydinae
- Equidae
- Erycinae
- Esox
- Gastornis
- Geochelone
- Ignacius dawsonae
- Ignacius mckennai
- Kinosterninae
- Lambdotherium
- Lepisosteus
- Miacis
- Microparamys bayi
- Neoplagiaulacidae
- Pachyaena
- Palaeonictis
- Palaeosinopa nunavutensis
- Paramyinae
- Paramys hunti
- Paromomyidae
- Piceoerpeton willwoodense
- Plagiomene
- Presbyornis pervetus
- Prodiacodon
- Prolimnocyon
- Strathcona major
- Strathcona minor
- Thuliadanta mayri
- Trionychidae
- Varanidae
The 40 most often recorded, of 42.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.