Comment on 'Speculative tectonic model for the early Mesozoic arc of the southwest Cordilleran United States' by C.J. Busby-Spera

Plate Tectonics, Extensional Tectonics, Sedimentary Petrology, Volcaniclastic Sedimentary, Volcanic, Mesozoic, Dome Rock sequence - Jurassic, Glen Canyon Group, San Rafael Group, Aztec Sandstone, Carmel Fm,