American Permian vertebrates /

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

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

Standard Wolfcampian series (Permian), Glass Mountains, Texas.
by: Ross, Charles Alexander
Published: (1963)

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

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)

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)

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

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

Late Permian terrestrial vertebrates, U.S.A. and U.S.S.R.
by: Olson, Everett C. (Everett Claire), 1910-1993
Published: (1962)

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

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)

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

Permo-Carboniferous vertebrates from New Mexico /
by: Case, Ermine Cowles, 1871-1953
Published: (1913)

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

Vertebral morphology, alternation of neural spine height, and structure in Permo-Carboniferous tetrapods, and a reappraisal of primitive modes of terrestrial locomotion /
by: Sumida, Stuart Shigeo
Published: (1990)

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

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

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

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

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

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

Vertebrate palaeontology of Australasia /
Published: (1991)

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

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

New Permian brachiopods from west Texas /
by: Cooper, G. Arthur (Gustav Arthur), 1902-2000
Published: (1969)

Notes and comments on vertebrate paleontology.
by: Romer, Alfred Sherwood, 1894-1973
Published: (1968)

Bibliographic index of Permian invertebrates.
by: Branson, Carl C. (Carl Colton), 1906-1975
Published: (1948)

Lower Permian colonial rugose corals, western and northwestern Pangaea : taxonomy and distribution / Jerzy Fedorowski, E. Wayne Bamber, Calvin H. Stevens.
by: Fedorowski, Jerzy
Published: (2007)

Palaeozoic vertebrate biostratigraphy and biogeography /
Published: (1994)

New Permian brachiopods from west Texas /
by: Cooper, G. Arthur (Gustav Arthur), 1902-2000, et al.
Published: (1969)

Three permian starfish from Western Australia and their bearing on revision of the Asteroidea /
by: Kesling, Robert V. (Robert Vernon), 1917-2005
Published: (1969)

Localities of fossil vertebrates : obtained from the Niobrara formation (Cretaceous) of Kansas /
by: Bardack, David
Published: (1965)

Vertebrate paleontological techniques /
Published: (1994)

Mesozoic vertebrate life /
Published: (2001)

Fossil vertebrates of Alabama /
by: Thurmond, John T., 1941-
Published: (1981)