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Worthenia corrugata
Taxonomy
Worthenia corrugata was named by Chronic (1952). Its type specimen is AMNH 27109:1, a shell, and it is a 3D body fossil. Its type locality is Rimmy Jim Tank, Kaibab Formation, Coconino County, which is in a Roadian marine limestone in the Kaibab Formation of Arizona.
Sister species lacking formal opinion data