"At the conference of the U.S. G. S. Com. at Fortification Mains, Scott had to ground out the necessity to adjust the paleozoic formation drafts as- to the Fort Union of the Cretaceous. The Permianites from N.E. Orvis found by Dodge in 1881 [A. J. D. 23/1881-434-6; al- 40, 1890-453-465] is very on my paleozoic map, see sketch by Scott, had 2 speci- of rocks. The more characteristic of which is Sinosporites. Perry was the first to find plants of the Devonian Coral Shale. It is in a hard section that this (or a Pennsylvanian). He fits a Lepidodendron 1" x 5"