A monograph of the Permian fossils of England /

The Permian reef complex of the Guadalupe Mountains region, Texas and New Mexico ; a study in paleoecology /
by: Newell, Norman Dennis, 1909-2005
Published: (1953)

Microfaunes et microfacies du Permo-Carbonifere du sud tunisien /
by: Glintzboeckel, Ch
Published: (1964)

The great Paleozoic crisis : life and death in the Permian /
by: Erwin, Douglas H., 1958-
Published: (1993)

Permo-Carboniferous vertebrate paleontology, lithostratigraphy, and depositional environments of North-Central Texas /
Published: (1989)

Biostratigrafii︠a︡ verkhneĭ permi severo-vostoka Evropeĭskoĭ chasti SSSR /
by: Chalyshev, V. I. (Vasiliĭ Ivanovich)
Published: (1968)

New vertebrate fossil localities in the Vale formation (Lower Permian) of north-central Texas.
by: Seltin, Richard J., 1927-
Published: (1959)

New Carboniferous and Permian sponges /
by: King, Ralph Hughes, 1909-
Published: (1943)

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

Pennsylvanian and Permian algae.
by: Johnson, J. Harlan (Jesse Harlan), 1892-1974
Published: (1963)

Fenestella from the Permian of west Texas /
by: Elias, Maxim K. (Maxim Konradovich), 1889-1982
Published: (1957)

Revision of Lithostrotionella (Coelenterata, Rugosa) from the Carboniferous and Permian /
by: Sando, William Jasper
Published: (1983)

Permian Brachiopods of West Texas.
by: Cooper, G. Arthur (Gustav Arthur), 1902-2000, et al.
Published: (1972)

Early Permian vertebrates of Oklahoma.
by: Olson, Everett C. (Everett Claire), 1910-1993
Published: (1967)

Palaeontology of the Permian of Western Australia /
Published: (1993)

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

Vertebrate fossils from the Lueders Formation : Lower Permian of north-central Texas /
by: Berman, David S.
Published: (1970)

Permian crinoid Calceolispongia.
by: Teichert, Curt, 1905-1996
Published: (1949)

A protorothyridid captorhinomorph reptile from the Lower Permian of Oklahoma /
by: Reisz, Robert R., 1947-
Published: (1980)

Permian vertebrates from Oklahoma and Texas /
by: Olson, Everett C. (Everett Claire), 1910-1993
Published: (1962)

Two new pelycosaurs from the lower Permian of Oklahoma.
by: Fox, Richard C.
Published: (1962)

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

American Permian nautiloids /
by: Miller, A. K. (Arthur K.), 1902-1963
Published: (1949)

Growth series of ostracodes from the Permian of Texas.
by: Sohn, I. G. (Israel Gregory), 1911-2000
Published: (1950)

Permian ammonoids of the Guadalupe mountain region and adjacent areas /
by: Miller, A. K. (Arthur K.), 1902-1963
Published: (1940)

Early Permian fusulinids from the Owens Valley group, east-central California /
by: Magginetti, Robert T.
Published: (1988)

New Permian vertebrates from the Chickasha formation in Oklahoma.
by: Olson, Everett C. (Everett Claire), 1910-1993
Published: (1965)

Permian amphibians from New Mexico.
by: Langston, Wann, Jr., 1921-2013
Published: (1953)

New Permian corals from Kansas, Oklahoma, and Texas /
by: Moore, Raymond C. (Raymond Cecil), 1892-1974

Ichnology of an Early Permian intertidal flat : the Robledo Mountains Formation of southern New Mexico, USA /
by: Minter, Nicholas J.
Published: (2009)

The appendicular skeleton of the Permian embolomerous amphibian Archeria.
by: Romer, Alfred Sherwood, 1894-1973
Published: (1957)

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

Brachiopods near the Permian-Triassic boundary in South China /
by: Xu, Guirong
Published: (1994)

Cranial anatomy of primitive captorhinid reptiles from the late Pennsylvanian and early Permian, Oklahoma and Texas /
by: Heaton, Malcolm J.
Published: (1979)

New and little known genera and species of vertebrates from the Lower Permian of Oklahoma /
by: Olson, Everett C. (Everett Claire), 1910-1993
Published: (1970)

Permian Tethyan fusulinids from California /
by: Douglass, Raymond C. (Raymond Charles)
Published: (1967)

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