Dubiel, Russell F. <br/><br/>
Depositional environments of the Upper Triassic Chinle Formation in the eastern San Juan Basin and vicinity, New Mexico / 
by Russell F. Dubiel. Trace fossils and mollusks from the upper member of the Wanaka Formation, Chama Basin, New Mexico : 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 
 - Washington :  Denver, CO :  U.S. G.P.O. ;  For sale by the Books and Open-File Reports Section, U.S. Geological Survey,  1989 
 - various pagings :  ill. ;  28 cm. 
 - Evolution of sedimentary basins--San Juan Basin ;  ch. B-D U.S. Geological Survey bulletin ;  1808-B-D .
<br/><br/> Folded map in pocket 
<br/><br/>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 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology, Stratigraphic--Triassic<br/>Geology--New Mexico<br/>Sedimentary rocks--New Mexico
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Chinle Formation
<br/><br/><label>Dewey Class. No.: </label>551.76209789