The section shows that the red beds lie upon a worn and denuded surface.
The red beds are in the lower part of the John Day Formation.
All which clearly shows that the red beds have been built out of the ruins of the older strata of the district.
And this shows that the Cheviots had already been deeply excavated by streams before any portion of the red beds was deposited.
Only a few months previously he had discovered fossil bones in the red beds of New Mexico, the since famous Permian deposits.