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Columns
34
Packages
222
Units
1,648
Age
1,550–274.4 Ma
(1.28 Gyr)
Area
347,884 km²
Max thickness
22,203 m

Fossils

Collections
4,384

Prevalent taxa via PaleoBioDB

Brachiopoda

Mollusca

Trilobita

Bryozoa

Anthozoa

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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