Tonto Group
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- The Trilobite Shuffle with Anne Miller
- Grand Canyon Geology Training Manual Section 4
- Chapter 3. Stratigraphy of Grand Canyon National Park
- GEOLOGY of GRAND CANYON NATIONAL PARK, NORTH RIM Annabelle Foos Geology Department, University of Akron
- Geology in Relation to Availability of Water Along the South Rim Grand Canyon National Park Arizona
- Chapter 8. Paleozoic Invertebrate Ichnology of Grand Canyon National Park
- Nevada South of the Fortieth Parallel and Adjacent Portions of California
- Redefining the Tonto Group of Grand Canyon and Recalibrating The
- The Pre-Flood / Flood Boundary: As Defined in Grand Canyon and East Mojave
- De Trital Zircon U-Pb Geochronology of Paleozoic Strata in the Grand Canyon, Arizona
- Cambrian Sauk Transgression in the Grand Canyon Region Redefined by Detrital Zircons