Wood Canyon Formation
2,500 foot thick, 570+ million years old. Purple sandstone was deposited near shore. This formation contains early trilobites, indicators of a later Cambrian explosion of life.
Precambrian > Proterozoic eon > Neoproterozoic era > Ediacaran period
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Wood Canyon Formation
Fossil Notes
The trilobites are a major extinct class of marine arthropods with a calcite exoskeleton and a distinctively three-lobed form.
A few scattered olenellid trilobites and archaeocyathids in upper part of formation. Scolithus ? tubes.