Shorter contributions to paleontology and stratigraphy /

Upper Cretaceous (Campanian and Maestrichtian) ammonites from southern Alaska.
by: Jones, David Lawrence, 1930-
Published: (1963)

Cretaceous ammonites from the lower part of the Matanuska formation, southern Alaska /
by: Jones, David Lawrence, 1930-
Published: (1967)

Contributions to mid-Cretaceous paleontology and stratigraphy of New Mexico /
Published: (1981)

Ammonites from the Buchia zones in northwestern California and southwestern Oregon /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989, et al.
Published: (1970)

Scaphitoid cephalopods of the Colorado group. : Evolution of Scaphites and related genera, with descriptions and illustrations of new species and a new genus from western interior United States.
by: Cobban, William A., 1916-2015
Published: (1951)

Stratigraphy of the Niobrara formation at Pueblo, Colorado /
by: Scott, Glenn R., 1918-2012, et al.
Published: (1964)

Studies of the Mowry shale (Cretaceous) and contemporary formations in the United States and Canada /
by: Reeside, John B. (John Bernard), 1889-1958, et al.
Published: (1960)

Lower Turonian (Cretaceous) ammonites from south-east Nigeria /
by: Zaborski, P. M. P.
Published: (1987)

Ammonite faunas of the Sarten sandstone (Cretaceous), Luna County, New Mexico /
by: Cobban, William A., 1916-2015
Published: (1987)

The Late Cretaceous cephalopod Haresiceras Reeside and its possible origin /
by: Cobban, William A., 1916-2015
Published: (1964)

Campanian and Maastrichtian ammonites from Northern Aquitaine, France /
by: Kennedy, W. J. (William James), 1943-
Published: (1986)

Cenomanian ammonites from Southern England /
by: Kennedy, W. J. (William James)
Published: (1971)

Upper Albian (Cretaceous) Ammonoidea from Texas.
by: Young, Keith, 1918-2004
Published: (1957)

The ammonite zonal sequence and ammonite taxonomy in the Douvilleiceras mammillatum superzone (Lower Albian) in Europe /
by: Owen, H. G. (Hugh Gwyn), 1933-
Published: (1988)

Texas Mojsisovicziinae (Ammonoidea) and the zonation of the Fredericksburg.
by: Young, Keith, 1918-2004
Published: (1966)

The ammonites of the English Chalk Rock (Upper Turonian) /
by: Wright, C. W. (Claud William)
Published: (1979)

Heteromorph ammonoids from the Albian and Cenomanian of Texas and adjacent areas /
by: Clark, David L. (David Leigh), 1931-
Published: (1965)

A spiny aptychus from the Cretaceous of Kansas /
by: Fischer, Alfred G.
Published: (1953)

The Cretaceous ammonites of Venezuela /
by: Renz, Otto, 1906-
Published: (1982)

Description des ammonitides du cretace superieur du Limbourg belge et hollandais et du Hainaut /
by: Grossouvre, A. de (Albert), 1849-
Published: (1908)

An early Reticuloceras Zone fauna from the Hale Formation in northwestern Arkansas.
by: Gordon, Mackenzie, 1913-
Published: (1968)

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

Upper Cretaceous rocks and ammonite faunas of southwestern New Mexico /
by: Cobban, William A., 1916-2015
Published: (1989)

Fossils from the Eutaw Formation, Chattahoochee River Region, Alabama-Georgia.
by: Stephenson, Lloyd William
Published: (1956)

Lower Cenomanian and late Albian (cretaceous) ammonites, especially Lyelliceridae of Texas and Mexico /
by: Young, Keith, 1918-2004
Published: (1979)

Contributions to Late Cretaceous stratigraphy and paleontology, western Montana.
Published: (1991)

Mid-Cretaceous ammonites of Nigeria : new amphisbaenians from Kenya ; English Wealden Equisetales ; Faringdon Sponge Gravel Bryozoa.
Published: (1990)

Origin, evolution and systematics of the dwarf acanthoceratid Protacanthoceras Spath, 1923 (Cretaceous Ammonoidea) /
by: Wright, C. W.
Published: (1980)

Basal Eagle Ford fauna (Cenomanian) in Johnson and Tarrant Counties, Texas.
by: Stephenson, Lloyd William, 1876-1962
Published: (1955)

Stratigraphy of the Jurassic and Lower Cretaceous rocks and Jurassic ammonites from northern areas of West Pakistan.
by: Fatmi, Ali Nasir
Published: (1972)

Shorter contributions to paleontology and stratigraphy, 1992 /
Published: (1993)

Cretaceous faunas from Zululand and Natal, South Africa : the Ammonite family Phylloceratidae /
by: Kennedy, W. J. (William James)
Published: (1977)

Cretaceous faunas from Zululand and natal, South Africa : the ammonite family Gaudryceratidae /
by: Kennedy, W. J. (William James)
Published: (1979)

Upper Cretaceous ammonites from the Calabar region, south-east Nigeria /
by: Zaborski, P. M. P.
Published: (1985)

Upper Mississippian ammonoids from Arkansas and Oklahoma /
by: Saunders, W. Bruce
Published: (1973)

Lower Pennsylvanian ammonoids from the Bloyd formation of Arkansas and Oklahoma /
by: McCaleb, James A.
Published: (1968)