The Hailey Shales Formation is a geologic formation in Wyoming. It preserves fossils dating back to the Cretaceous period.Plesiopleurodon was found in this…
The Hailey Shales Formation is a geologic formation in Wyoming. It preserves fossils dating back to the Cretaceous period.Plesiopleurodon was found in this formation.
See also
List of fossiliferous stratigraphic units in Wyoming Paleontology in Wyoming
References
Gebaseerd op: Wikipedia — Hailey Shales Formation · auteursgeschiedenis.
Tekst: CC BY-SA 4.0.
Wikisyntaxis en sjablonen zijn verwijderd; langere teksten zijn ingekort.