Projects
North America
Column groups
Macrostrat
Northern Alaska
8
Map settings
View on map
Columns
30
Packages
175
Units
508
Age
1,192.527–0
Ma
(
1.19
Gyr
)
Area
766,002
km²
Max thickness
16,222
m
Lithologies
11
Environments
9
Economics
3
siliciclastic
carbonate
organic
chemical
plutonic
volcanic
metamorphic
metasedimentary
metavolcanic
igneous
metaigneous
Fossils
Collections
497
Prevalent taxa
via
PaleoBioDB
Mollusca
Brachiopoda
Anthozoa
Arthropoda
Chordata
References
2
Paleobiology Database. 2015.
Childs, O.E. Correlation of stratigraphic units of North America; COSUNA. AAPG Bulletin 69:173-180. 1985.
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