From 230 to 280 million years ago
Label
From 230 to 280 million years ago
Name
From 230 to 280 million years ago
Source
fast.
Actions
Incoming Resources
- Subject of29
- Stratigraphic sections of the Phosphoria Formation in Idaho, 1947-48, by F.W. O'Malley [and three others], Part 3
- The Skolai Group in the McCarthy B-4, C-4, and C-5 quadrangles, Wrangell Mountains, Alaska, definition and description of a new low-grade metamorphic sequence, by James G. Smith and E.M. MacKevett, Jr
- Stratigraphic sections of the Phosphoria Formation in Idaho, 1949, by R.P. Sheldon [and three others], Part 1
- Stratigraphic sections of the Phosphoria Formation in Montana, 1949-50, Part 1, by E.R. Cressman [and three others]
- Review of the general geology and solid-phase geochemical studies in the vicinity of the Central Oklahoma aquifer, by Elwin L. Mosier and John H. Bullock, Jr
- Sedimentology and depositional environments of the Lower Permian Yeso Formation, northwestern New Mexico, by John D. Stanesco
- Diagenetic and burial history of the Lower Permian White Rim Sandstone in the Tar Sand Triangle, Paradox Basin, southeastern Utah, by Paula L. Hansley
- Stratigraphic sections of the Phosphoria Formation in Wyoming, 1951, by T.M. Cheney [and three others]
- Stratigraphic sections of the Phosphoria Formation in Wyoming, 1952, by R.P. Sheldon [and three others]
- Stratigraphic sections of the Phosphoria Formation in Utah, 1949-51, by T.M. Cheney [and three others]
- Probable Permian age of the Rampart Group, central Alaska, fossil collections and rock samples from a limestone bed within the volcanic sequence of the Rampart Group show that the group is probably Permian in age, by W.P. Brosgé [and three others]
- Stratigraphic sections of the Phosphoria Formation in Wyoming, 1949-50, by R.P. Sheldon [and three others]
- Depositional environments of the White Rim Sandstone Member of the Permian Cutler Formation, Canyonlands National Park, Utah, by Brenda A. Steele
- Petrography of evaporites from the Wellington Formation near Hutchinson, Kansas, a study of halite, anhydrite, and carbonate rocks in a part of the lower permian sequence of central Kansas, by C.L. Jones
- Stratigraphic sections of the Phosphoria Formation in Idaho, 1949, by D.F. Davidson [and three others], Part 2
- Stratigraphic sections of the Phosphoria Formation in Wyoming, 1947-48, by V.E. McKelvey [and three others]
- Stratigraphic sections of the Phosphoria Formation in Montana, 1948, by M.R. Klepper [and three others]
- Permian rock units in the Glass Mountains, west Texas, nomenclature, revisions in ages, and local correlations of rock units of the Leonard Series and lower part of the Guadalupe Series, by G. Arthur Cooper and Richard E. Grant
- Stratigraphic sections of the Phosphoria Formation in Idaho, 1950-51, by R.A. Smart [and three others]
- Stratigraphic sections of the Phosphoria Formation in Idaho, 1947-48, by V.E. McKelvey [and three others], Part 2
- Stratigraphic sections of the Phosphoria Formation in Montana, by R.W. Swanson [and three others], Part 2, 1949-50
- Minor elements in bedrock soil, and vegetation at an outcrop of the Phosphoria Formation on Snowdrift Mountain southeastern Idaho, by Frederick B. Lotspeich and Ellen L. Markward
- Stratigraphic sections of the Phosphoria Formation, 1953, by R. W. Swanson [and three others]
- Stratigraphic sections of the Phosphoria Formation in Idaho, 1947-48, by V.E. McKelvey [and three others], Part 1
- Stratigraphic sections of the Phosphoria Formation in Utah, 1947-48, by L.E. Smith [and four others]
- Stratigraphic sections of the Phosphoria Formation in Montana, 1947-48, by R.W. Swanson [and three others]
- Stratigraphy of the Wichita group in part of the Brazos River Valley, north Texas, by Philip T. Stafford
- The Manzano group of the Rio Grande valley, New Mexico, by Willis T. Lee and George H. Girty
- Stratigraphic sections of the Phosphoria Formation in Montana, 1951, by J.A. Peterson, R.F. Gosman, and R.W. Swanson