Apectoichnus lignummasticans Trace Fossil (IMAGE)

University of Alberta

Apectoichnus lignummasticans Trace Fossil

Caption

Photos comparing a piece of the Apectoichnus lignummasticans trace fossil (left) to gribble borings in wood collected from Willapa Bay, Washington (right). Both photos are 6 cm wide.

Credit

Photo credit: Scott Melnyk

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