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Columns
28
Packages
279
Units
1,400
Age
3,686.2–0 Ma
(3.69 Gyr)
Area
675,766 km²
Max thickness
28,354 m

Fossils

Collections
3,127

Prevalent taxa via PaleoBioDB

Brachiopoda

Mollusca

Mammalia

Stenolaemata

Echinodermata

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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