Upper Mississippian ammonoids from Arkansas and Oklahoma /

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

Late Bajocian ammonites from southern Alaska /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989
Published: (1982)

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

Middle Jurassic (Bathonian) ammonites from southern Alaska /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989
Published: (1980)

Early and middle Bajocian (middle Jurassic) ammonites from southern Alaska /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989
Published: (1985)

Early Triassic (Smithian) ammonites of paleoequatorial affinity from the Chulitna terrane, south-central Alaska /
by: Nichols, K. M. (Kathryn Marion), 1946-
Published: (1979)

Jurassic (Bathonian and Callovian) ammonites in eastern Oregon and western Idaho /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989
Published: (1980)

Devonian ammonoids from the Appalachians and their bearing on international zonation and correlation /
by: House, M. R. (Michael Robert)
Published: (1978)

Early Jurassic ammonites from Alaska /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989
Published: (1981)

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

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

Some Jurassic ammonites from central Saudi Arabia /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989
Published: (1970)

Jurassic (Oxfordian and Late Callovian) ammonites from the western interior region of the United States /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989
Published: (1982)

New and little-known ammonites from the Upper Cretaceous (Cenomanian and Turonian) of the western interior of the United States /
by: Cobban, William A., 1916-2015
Published: (1971)

The ammonoid family Girtyoceratidae in the southern Midcontinent /
by: McCaleb, J. A.
Published: (1964)

Late Mississippian and early Pennsylvanian conodonts, Arkansas and Oklahoma /
by: Lane, Harold Richard, 1942-
Published: (1974)

Sur quelques ammonites du cretace algerien /
by: Pervinquière, Léon, 1873-1913
Published: (1910)

Contribucion al conocimiento sobre algunos Ammonites del Peru /
by: Lisson, Carlos Ismael, 1868-
Published: (1908)

Die degenerierten perisphinctiden des kimmeridge von Le Havre /
by: Tornquist, Alexander Johannes Heinrich, 1868-
Published: (1896)

Uber Ammonites Pedernalis v. Buch /
by: Bohm, Johannes, 1857-
Published: (1898)

Ammoneae Devonicae /
by: Korn, Dieter
Published: (2002)

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

Mid-Cretaceous (Turonian) ammonite fauna from Fence Lake area of west-central New Mexico /
by: Cobban, William A., 1916-2015
Published: (1983)

Middle Jurassic (Bajocian) ammonites from eastern Oregon /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989
Published: (1973)

Devonian ammonoids of America /
by: Miller, A. K. (Arthur K.), 1902-1963
Published: (1938)

Revision of some of Girty's invertebrate fossils from the Fayetteville Shale (Mississippian) of Arkansas and Oklahoma.
Published: (1969)

Tarrantoceras Stephenson and related ammonoid genera from Cenomanian (Upper Cretaceous) rocks in Texas and the western interior of the United States /
by: Cobban, William A., 1916-2015
Published: (1988)

Lower Mississippian conodont biostratigraphy of the Chappel limestone, central Texas, and Welden limestone, southern Oklahoma /
by: Hoyle, Blythe Lynn
Published: (1978)

Ammonites from the Navesink Formation at Atlantic Highlands, New Jersey /
by: Cobban, William A., 1916-2015
Published: (1974)

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: (1991)

Stratigraphy and ammonite fauna of the graneros shale and greenhorn limestone near Pueblo, Colorado /
by: Cobban, William A., 1916-2015
Published: (1972)

Kinkaid corals from Illinois and Amplexoid corals from the Chester of Illinois and Arkansas /
by: Easton, William Heyden, 1916-
Published: (1945)

Early Pennsylvanian ammonoids from southern Nevada.
by: Gordon, Mackenzie, 1913-
Published: (1969)

Form, structure and function of shell and siphuncle in coiled Mesozoic ammonoids /
by: Westermann, Gerd Ernst Gerold, 1927-
Published: (1971)

Triasovye ammonoidei Severo-Vostoka SSSR : paleontologicheskoe obosnovanie stratifikat︠s︡ii triasovykh otlozheniĭ Severo-Vostoka SSSR /
by: Popov, I͡U. N.
Published: (1961)