Gun River Formation
103 distinct taxa, from 628 fossil occurrences the Paleobiology Database records under this name, spanning 443–433 Mya.
Quebec, Québec · CA
103 taxa · 628 fossils · 443–433 MyaFiled under the Anticosti Group. Members recorded: Macgilvray, Sandtop, Innommee, Lachute, Macgilvray?, lower, 3, MacGilvray, 4, Upper, 5, LaChute.
Macrostrat dates this rock 440–436 Ma. Macrostrat’s own record
Loading coastlines…
22 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
- Panderodus unicostatus
- Ozarkodina pirata
- Panderodus panderi
- Walliserodus curvatus
- Pseudooneotodus beckmanni
- Oulodus jeannae
- Icriodella deflecta
- Ozarkodina oldhamensis
- Brachyprion (Eomegastrophia)
- Strophomena philomela
- Brachyprion (Brachyprion)
- Brachyprion leda
- Distomodus staurognathoides
- Oulodus panuarensis
- Pseudolonchodina expansa
- Coolinia pecten
- Decoriconus fragilis
- Oulodus
- Ozarkodina
- Rexroadus kentuckyensis
- Calymene nowlani
- Encrinurus deomenos
- Acernaspis orestes
- Ozarkodina hassi
- Clathrodictyon boreale
- Pentamerus palaformis
- Mendacella bleikeriensis
- Atrypa
- Failleana
- Hyattidina
- Astroproetus achabae
- Camptodictyon penefastigiatum
- Clathrodictyon caespitosum
- Eomyelodactylus donovani
- Kulumbella xacta
- Normalograptus normalis
- Proetidae
- Spirigerina
- Stricklandia gwelani
- Anthozoa
The 40 most often recorded, of 103.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.