1. Footprints in Stone Fossil Traces of Coal-Age Tetrapods Author/Creator: Buta, Ronald James Publication/Creation: Tuscaloosa, Alabama : The University Alabama Press, 2016 Resource Type: Book Access & Availability: Loading
2. The fossil flora of the Drywood Formation southwestern Missouri Author/Creator: Basson, Philip W. Publication/Creation: Columbia : University of Missouri Press, [1969] Resource Type: Book Access & Availability: Loading
3. Fusulinidae from the Graford Formation and Winchell Limestone, Canyon Group, Upper Pennsylvanian, in Brown County, Texas, Author/Creator: Myers, Donald A., 1921- Publication/Creation: Washington : U.S. Govt. Print. Off, 1967 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 573 A-D. Access & Availability: Loading