Die degenerierten perisphinctiden des kimmeridge von Le Havre /

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

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

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

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

Uber den fund eines ceratites nodosus aut. in der vicentinischen trias und uber die stratigraphische bedeutung desselben /
by: Tornquist, Alexander Johannes Heinrich, 1868-
Published: (1896)

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

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

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

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

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)

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

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

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

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)

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

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

Dienerian (early Triassic) ammonoids from the Northern Indian Margin /
by: Ware, David (Paleontologist)
Published: (2018)

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)

A monograph of British Belemnitid: Jurassic /
by: Phillips, John, 1800-1874

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 and Bathonian) ammonites from northern Alaska /
by: Imlay, Ralph W. (Ralph Willard), 1908-1989

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

Uber die einbettung der ammoniten in die Solnhofener schichten /
by: Rothpletz, August, 1853-1918
Published: (1909)

Die carbonischen goniatiten Deutschlands /
by: Schmidt, Hermann
Published: (1925)

Die genera der Palaeoammonoidea (Goniatiten) /
by: Wedekind, R.
Published: (1917)

Type Ammonites /
by: Buckman, S. S. (Sydney Savory), 1860-1929
Published: (1909)

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

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

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

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

Synopsis des ammonites neocomiennes : (Infraualangien (Berriasien)--Aptien (incl.)) /
by: Simionescu, Ion
Published: (1900)

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

Amonitas del Jurasico Medio y del Calloviano de Mexico /
by: Ochoterena F., Héctor
Published: (1963)

Texas Cretaceous ammonites and nautiloids /
Published: (1994)