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Columns
34
Packages
191
Units
421
Age
1,029.1–0 Ma
(1.03 Gyr)
Area
1,153,945 km²
Max thickness
29,790 m

Fossils

Collections
770

Prevalent taxa via PaleoBioDB

Mollusca

Anthozoa

Rhynchonellata

Chordata

Pterobranchia

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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