Stratigraphy of the Upper Triassic Petrified Forest Member (Chinle Formation) in Petrified Forest National Park, Arizona, USA

Stratigraphy, Vertebrate, Locale, Microfossil, Biostratigraphy, Correlation, Petrified Forest Mbr - Chinle Fm - Triassic, Sonsela Sandstone Bed, [Black Forest Bed][Black Forest sandstone][Black Forest tuff], [Newspaper sandstone bed][Newspaper Rock sandstone], Painted Desert sandstone, [Rainbow sandstone][Rainbow Forest sandstone], Flattops sandstone,