5 Member
Geology
Formation: Horseshoe Gulch
Lithologies: wackestone (8), packstone (8), "limestone" (12)
Paleoenvironments: carbonate indet. (20)
Age range: Ashgill or 449.50000 to 443.10000 Ma
Collections
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Middle Ordovician - Late/Upper Ordovician | USA (California) | (100865 100866 100867) | |
Ashgill | USA (California) | (100543 100544 100545 100546 100547 100548 100549 100550 100551 100552 100553 100635 100636 100637 100638 100639 100640 100641 100642 100644 100645 100646 100647 100863 100864) |