Eastern Endicott Mountains AllochthonNorthern Alaska

#271, project 1, show in map.

Age (Ma)
20
Cenozoic
Quaternary
Holocene
Pleistocene
Late Pleistocene
Middle Pleistocene
Calabrian
Gelasian
Unnamed
Unnamed
125.3 Ma
130
Mesozoic
Cretaceous
Early Cretaceous
Barremian
Hauterivian
Valanginian
Coquinoid Limestone Bed
0.4 Ma
135
Mesozoic
Cretaceous
Early Cretaceous
Valanginian
Berriasian
Okpikruak Formation
28.4 Ma
250200
Mesozoic
Jurassic
Middle Jurassic
Bathonian
Bajocian
Aalenian
Early Jurassic
Toarcian
Pliensbachian
Sinemurian
Hettangian
Triassic
Late Triassic
Rhaetian
Norian
Carnian
Middle Triassic
Ladinian
Anisian
Early Triassic
Olenekian
Induan
Paleozoic
Permian
Lopingian
Changhsingian
Wuchiapingian
Guadalupian
Capitanian
Wordian
Roadian
Cisuralian
Kungurian
Artinskian
Blankenship Member of Otuk Formation
Otuk Formation
Siksikpuk Formation
35.9 Ma
360340
Paleozoic
Carboniferous
Pennsylvanian
Bashkirian
Mississippian
Serpukhovian
Visean
Tournaisian
Devonian
Late Devonian
Famennian
Alapah Limestone
Wachsmuth Limestone
Kayak Shale
Kanayut Conglomerate
Hunt Fork Shale