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Columns
38
Packages
347
Units
584
Age
1,000–0 Ma
(1,000 Myr)
Area
342,195 km²
Max thickness
19,685 m

Fossils

Collections
1,628

Prevalent taxa via PaleoBioDB

Mollusca

Reptilia

Mammalia

Echinoidea

Arthropoda

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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Macrostrat

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