The upper Triassic flora of Arizona, with a discussion of its geologic occurrence by H.R. Stagner

Fossil Plant, Microfossil, Paleoenvironment, Paleoecology, Paleoclimatology, Correlation, Paleontology, Moenkopi Fm - Triassic, Chinle Fm, Shinarump Mbr(Shinarump conglomerate), [Newspaper sandstone bed][Newspaper Rock sandstone] - Petrified Forest Mbr,