Long-Lived Pluvial Episodes during Deposition of the Navajo Sandstone David B . Loope and Clinton

@inproceedings{Loope2017LongLivedPE,
  title={Long-Lived Pluvial Episodes during Deposition of the Navajo Sandstone David B . Loope and Clinton},
  author={David B. Loope},
  year={2017}
}
The Navajo Sandstone of the American Southwest was deposited at approximately 190 Ma in a giant, subtropical dune field near the western margin of Pangea. From this unit, we report thick intervals of dune cross-strata that were churned by insects and trampled by reptiles. Although dunes continued to migrate freely, the distribution of trace fossils shows… CONTINUE READING