Petrified Forest National Park, Arizona, in Beus, S.S., ed., Rocky Mountain Section of the Geological Society of America

Stratigraphy, Paleontology, Fossil Plant, Invertebrate, Vertebrate, Petrified Forest Mbr - Chinle Fm - Triassic, [Newspaper sandstone bed][Newspaper Rock sandstone], Sonsela Sandstone Bed, [Black Forest Bed][Black Forest sandstone][Black Forest tuff], Owl Rock Mbr, Bidahochi Fm - Pliocene/Miocene,