Upper Cretaceous gastropods from the Pierre Shale at Red Bird, Wyoming /

Texas Cretaceous gastropods /
by: Akers, Rosemary E.
Published: (1997)

Some British Cretaceous gastropods belonging to the families Procerithiidae, Cerithiidae and Cerithiopsidae (Cerithiacea).
by: Abbass, Houssein Loutfy
Published: (1973)

Fresh-water mollusks of Cretaceous Age from Montana and Wyoming /
by: Yen, Teng-Chien
Published: (1951)

Recent gastropod boreholes and Ordovician cylindrical borings /
by: Carriker, Melbourne R. (Melbourne Romaine), 1915-2007, et al.
Published: (1968)

Foraminifera from the Pierre Shale (Upper Cretaceous) at Red Bird, Wyoming /
by: Mello, James F., 1936-
Published: (1971)

Studies of some Comanche pelecypods and gastropods.
by: Stanton, T. W. (Timothy William), 1860-1953
Published: (1947)

The ammonite Metengonoceras Hyatt, 1903, from the Mowry Shale (Cretaceous) of Montana and Wyoming /
by: Cobban, William A., 1916-2015
Published: (1989)

Paleocene fresh-water mollusks from Southern Montana.
by: Yen, Teng-Chien
Published: (1951)

Descriptions of new Cretaceous fossils from Texas /
by: Shumard, B. F. (Benjamin Franklin), 1820-1869
Published: (1860)

Foraminifera and stratigraphy of the upper part of the Pierre Shale and lower part of the Fox Hills Sandstone (Cretaceous) north-central South Dakota /
by: Mello, James F., 1936-
Published: (1969)

Upper Pennsylvanian gastropods from Kansas /
by: Moore, Raymond C. (Raymond Cecil), 1892-1974

Cretaceous foraminifera from the Greenhorn, Carlile and Cody formations, South Dakota, Wyoming.
by: Fox, Steven Knowlton
Published: (1954)

Nonmarine mollusks of late Cretaceous Age from Wyoming, Utah and Colorado.
by: Yen, Teng-Chien
Published: (1954)

New Upper Cretaceous Amphineura (Mollusca) /
by: Smith, Allyn G., 1893-1976
Published: (1968)

The Red Bird section of the upper Cretaceous Pierre shale in Wyoming /
by: Gill, James R. (James Rogers), 1922-1972, et al.
Published: (1966)

American upper cretaceous echinoidea.
by: Cooke, C. Wythe (Charles Wythe), 1887-1971
Published: (1953)

Characteristic marine molluscan fossils from the Dakota sandstone and intertongued Mancos shale, West-central New Mexico /
by: Cobban, William A., 1916-2015

Gastropoda, Cephalopoda, and Trilobita of the Amsden Formation (Mississippian and Pennsylvanian) of Wyoming /
by: Gordon, Mackenzie, 1913-
Published: (1975)

Miocene gastropods and biostratigraphy of the Kern River area, California /
by: Addicott, Warren O.
Published: (1970)

Genozoic fossil mullusks from western Pacific islands : gastropods (Eratoidae through Harpidae) /
by: Ladd, Harry S. (Harry Stephen), 1899-1982

Ammonites and some characteristic bivalves from the Upper Cretaceous Frontier Formation, Natrona County, Wyoming /
by: Cobban, William A., 1916-2015
Published: (1990)

The Agasoma-like Gastropods of the California Tertiary.
by: English, Walter Atheling, 1889-
Published: (1914)

Late Mississippian gastropods of the Chainman Shale, west-central Utah /
by: Gordon, Mackenzie, 1913-
Published: (1987)

Upper cretaceous foraminifera of the gulf coastal region of the United States and adjacent areas /
by: Cushman, Joseph A.
Published: (1946)

Microfossils of the upper Cretaceous of northeastern Utah and southwestern Wyoming /
by: Peterson, Reed H.
Published: (1953)

Some acanthoceratid ammonites from Upper Cenomanian (Upper Cretaceous) rocks of Wyoming /
by: Cobban, William A., 1916-2015
Published: (1988)

The gastropod genus Galeodea in the Oligocene of Washington.
by: Tegland, Nellie May, 1887-1930
Published: (1931)

The foraminiferal fauna of the upper cretaceous Arkadelphia marl of Arkansas.
by: Cushman, Joseph A. (Joseph Augustine), 1881-1949
Published: (1949)

Cenozoic fossil mollusks from western Pacific Islands ; Gastropods (Turritellidae through Strombidae) /
by: Ladd, Harry S. (Harry Stephen), 1899-1982
Published: (1972)

Archeogastropoda, mesogastropoda and stratigraphy of the Ripley, Owl Creek, and Prairie Bluff formations /
by: Sohl, Norman F. (Norman Frederick), 1924-
Published: (1960)

Cretaceous Actaeonellid gastropods from the western hemisphere /
by: Sohl, Norman F. (Norman Frederick), 1924-
Published: (1985)

Molluscan record from a mid-Cretaceous borehole in Weston County, Wyoming /
by: Cobban, William A., 1916-2015
Published: (1984)

A new fauna from the Colorado group of southern Montana /
by: Reeside, John B. (John Bernard), 1889-1958
Published: (1923)

Tertiary and Quaternary Gastropoda of Okinawa.
by: MacNeil, F. Stearns (Francis Stearns), 1909-
Published: (1960)

Paleocene bivalve and gastropod fauna from Jherruk-Lakhra-Bara Nai (Sind), Salt Range (Punjab) and Samana Range (N.W.F.P.), Pakistan /
by: Iqbal, M. W. A.
Published: (1974)

Ostracodes from the upper part of the Sundance Formation of South Dakota, Wyoming and Southern Montana /
by: Swain, Frederick M. (Frederick Morrill), 1916-2008, et al.
Published: (1952)