Depositional environments of the Upper Triassic Chinle Formation in the eastern San Juan Basin and vicinity, New Mexico
Subtitle: evidence for a lacustrine origin / by Jennie L. Ridgley. Stratigraphy, facies, and paleotectonic history of Mississippian rocks in the San Juan Basin of northwestern New Mexico and adjacent areas / by Augustus K. Armstrong and Lee D. Holcomb.
By: by Russell F. Dubiel. Trace fossils and mollusks from the upper member of the Wanaka Formation, Chama Basin, New Mexico :
Contributors: Ridgley, Jennie L.; Armstrong, Augustus K.
Series: Evolution of sedimentary basins--San Juan Basin -- ch. B-D; U.S. Geological Survey bulletin -- 1808-B-D
Publisher: U.S. G.P.O.; For sale by the Books and Open-File Reports Section, U.S. Geological Survey
Published: 1989
Place of publication: Washington; Denver, CO
Language: eng
Format: Microform
Subjects: Geology, Stratigraphic -- Triassic.; Geology -- New Mexico.; Rocks, Sedimentary -- New Mexico.; Chinle Formation.
Other titles: Trace fossils and mollusks from the upper member of the Wanakah Formation, Chama Basin, New Mexico.; Stratigraphy, facies, and paleotectonic history of Mississippian rocks in the San Juan Basin of northwestern New Mexico and adjacent areas.
Notes: Folded map in pocket.

Includes bibliographical references.

Microfiche. Washington, D.C. : U.S. G.P.O. 1995. 2 microfiches : negative.