The Texan Permian and its Mesozoic types of fossils /

Shorter contributions to paleontology and stratigraphy /
Published: (1990)

Morphologic studies of fusulinids from the Lower Permian of West Pakistan /
by: Douglass, Raymond C. (Raymond Charles)
Published: (1970)

Fusulinid paleontology and biostratigraphy of the Middle Permian (Guadalupian) strata of the Glass Mountains and Del Norte Mountains, west Texas /
by: Yang, Zhendong, 1945-
Published: (1993)

Non-marine permian biostratigraphy and biochronology /
Published: (2006)

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: Cooper, G. Arthur (Gustav Arthur), 1902-2000, et al.
Published: (1966)

The Permo-Triassic formations : a world review.
by: Sherlock, Robert Lionel, 1875-1948
Published: (1948)

Stratigraphic boundary problems: Permian and Triassic of West Pakistan /
by: Kummel, Bernhard, 1919-1980
Published: (1970)

Supai formation (Permian) of eastern Arizona.
by: Winters, Stephen S.
Published: (1963)

Stratigraphy and paleontology of the Permian Nosoni and Dekkas formations (Bollibokka group).
by: Coogan, Alan H.
Published: (1960)

Early Permian vertebrates from the Cutler Formation of the Placerville area, Colorado /
by: Lewis, G. Edward (George Edward), et al.
Published: (1965)

Sedimentology and depositional environments of the Lower Permian Yeso Formation, northwestern New Mexico /
by: Stanesco, John D.
Published: (1991)

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: Brosgé, William Peters, 1921-
Published: (1969)

Physical stratigraphy and mineral resources of Permian rocks in western Wyoming /
by: Sheldon, Richard Porter, 1923-
Published: (1963)

Paleotectonic investigations of the Permian system in United States /
by: McKee, Edwin D. (Edwin Dinwiddie), 1906-1984, et al.
Published: (1967)

Geology of the Pennsylvanian and Permian Cutler Group and Permian Kaibab Limestone in the Paradox Basin, southeastern Utah and southwestern Colorado /
by: Condon, Steven M.
Published: (1997)

Stratigraphy of the Permian Basin of West Texas with special reference to the cross sections of 1949, 1951 and 1953 /
Published: (1953)

Stratigraphy of Paleozoic and Lower Mesozoic rocks in the northern Sierra terrane, California /
by: Harwood, David S.
Published: (1992)

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: Smith, James G., 1939-, et al.
Published: (1970)

Paleozoic and Mesozoic rocks of Mount Ichabod and Dorsey Canyon, Elko County, Nevada : evidence for post-early Triassic emplacement of the Roberts Mountains and Golconda Allochthons /
by: Ketner, Keith B., 1921-2019
Published: (1993)

Studies of the Permian Phosphoria formation and related rocks, Great Basin-Rocky Mountain region /
Published: (1979)

Stratigraphy of the Wichita group in part of the Brazos River Valley, north Texas /
by: Stafford, Philip T.
Published: (1960)

Geology of part of the Horseshoe Atoll in Borden and Howard Counties, Texas /
by: Burnside, Robert J.
Published: (1959)

Ostracoda from the Permian of the Glass Mountains, Texas /
by: Sohn, I. G. (Israel Gregory), 1911-2000
Published: (1954)

Stratigraphic and paleontologic studies of the Pennsylvanian and Permian rocks in north-central Texas /
by: Lee, Wallace, 1883-1972
Published: (1938)

Stratigraphic distribution of the fusulinid foraminifera from the Manzano Mountains, New Mexico /
by: Myers, Donald A., 1921-
Published: (1988)

The Mesozoic Echinodermata of the United States /
by: Clark, William Bullock, 1860-1917
Published: (1893)

Correlation of Permian and Pennsylvanian sections between Egan Range and Spring Mountains, Nevada /
by: Barosh, Patrick J. (Patrick James), 1936-
Published: (1968)

The Tethys : her paleogeography and paleobiogeography from Paleozoic to Mesozoic /
Published: (1985)

The Supai Group -- subdivision and nomenclature /
by: McKee, Edwin D. (Edwin Dinwiddie), 1906-1984
Published: (1975)

The Supai Group of Grand Canyon /
by: McKee, Edwin D. (Edwin Dinwiddie), 1906-1984
Published: (1982)

Revision of the type Mankomen Formation (Pennsylvanian and Permian), Eagle Creek area, eastern Alaska Range, Alaska /
by: Richter, Donald H., et al.
Published: (1975)

Pennsylvanian and Permian rocks of the southern Inyo Mountains, California /
by: Merriam, Charles Warren, 1905-, et al.

Stratigraphic sections of the Phosphoria Formation in Wyoming, 1951 /
by: Cheney, T. M. (Thomas M.), 1926-
Published: (1954)

Stratigraphic sections of the Phosphoria Formation in Idaho, 1947-48.
by: McKelvey, V. E. (Vincent Ellis), 1916-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Idaho, 1947-48.
by: McKelvey, V. E. (Vincent Ellis), 1916-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Montana, 1947-48 /
by: Swanson, Roger Warren, 1914-
Published: (1953)