Projects
North America
Column groups
Macrostrat
Southwest Mid-Continent
19
Map settings
View on map
Columns
31
Packages
325
Units
1,044
Age
2,050–0
Ma
(
2.05
Gyr
)
Area
833,586
km²
Max thickness
29,545
m
Lithologies
11
Environments
8
Economics
6
siliciclastic
carbonate
evaporite
organic
chemical
plutonic
volcanic
metamorphic
metasedimentary
igneous
metaigneous
Fossils
Collections
3,161
Prevalent taxa
via
PaleoBioDB
Brachiopoda
Mollusca
Demospongiae
Reptilia
Mammalia
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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