Geological Society America Bulletin

Jurassic fishes from Black Hills of South Dakota - 1899

Internal characters of some Mississippian rhynchonelliform shells - 1910

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent results in the phylogeny of the titanotheres - 1914

Recent progress and trends in vertebrate paleontology - 1923

Faunal correlations of the Ellenburger limestone of Texas - 1932

Attempt to Zone the North American Jurassic on the Basis of its Brachiopods - 1933

Three oreodont skeletons from the lower Miocene of the Great Plains - 1933

Eocene marine algae (Lithothamnieae) from the Sierra Blanca Limestone - 1934

Skull and dentition of the American Miocene cat, Pseudaelurus - 1934

No title - 1935

Stratigraphy and paleontology of the Dundee limestone of southeastern Michigan - 1935

Cambrian formations of southwestern Alberta and southeastern British Columbia - 1939

Mesozoic stratigraphy of the Hawthorne and Tonopah quadrangles, Nevada - 1939

Bryozoa of the Whitehorse Sandstone, in Invertebrate fauna of the late Permian Whitehorse Sandstone - 1940

No title - 1940

No title - 1940

Brachiopods of the Whitehorse Sandstone, in Invertebrate fauna of the late Permian Whitehorse Sandstone - 1940

Lower and Middle Cambrian stratigraphy of southwestern Alberta and southeastern British Columbia - 1940

Neocomian Faunas of Northern Mexico - 1940

Nomenclature and correlation of the North American continental Tertiary - 1941

Studies on Carboniferous insects from Commentry, France; Part I. Introduction and families Protagriidae, Meganeuridae, and Campylopteridae - 1943

No title - 1944

No title - 1944

Early Upper Cambrian faunas of central Montana - 1944

Lower Middle Ordovician stratigraphy of the Shenandoah Valley, Virginia - 1946

Geological reconnaissance of the Contamana region, Peru - 1948

No title - 1948

Pushing back the history of land mammals in western North America - 1948

Upper Pliocene Vertebrates From Keefe Canyon, Meade County, Kansas - 1949

Molluscan fauna from the Permian Kaibab Formation, Walnut Canyon, Arizona - 1952

Virgin Formation (Triassic) of the St. George, Utah, area - 1954

Lower and Lower Middle Cambrian faunal succession in northwestern Vermont - 1954

No title - 1956

No title - 1957

Devonian-Mississippian Transition in Central Texas - 1957

Lower and Middle Cambrian stratigraphy in northern Utah and southeastern Idaho - 1958

Stratigraphy and structure of the St. Albans Area, northwestern Vermont - 1958

No title - 1958

No title - 1960

No title - 1961

No title - 1961

Stratigraphy, zonation and age of the Schaghticoke, Deepkill, and Normanskill Shales, eastern New York - 1962

No title - 1962

Eocene vertebrates, coprolites, and plants in the Golden Valley Formation of western North Dakota - 1963

Ordovician Cryptostome Bryozoa, Standard Chazyan Series, New York and Vermont - 1963

Middle Ordovician Table Head Formation, western Newfoundland - 1963

Algal limestones of the Marble Falls Formation (Lower Pennsylvanian), central Texas - 1964

Upper Middle Cambrian stratigraphy of western Utah - 1964

Morphology and Phylogeny of Early Ectoprocta (Bryozoa) - 1964

Pz. facies from the miogeosynclinal to eugeosynclinal belt in thrust slices, central NV - 1964

Paleoecological Analysis of Corals and Stromatoporoids in a Devonian Biostrome, Falls of the Ohio, Kentucky-Indiana - 1967

Silurian-Devonian reef complex near Nowshera, West Pakistan - 1968

Central Appalachian Late Ordovician communities - 1969

No title - 1969

Brule Formation, Slim Buttes, Northwestern South Dakota Stratigraphy, Structure, and Vertebrate Fossils of the Oligocene - 1970

Age and origin of the Citronelle Formation in Alabama - 1971

Tertiary Stratigraphy, Structure, and Geologic History, Jefferson Basin, Montana - 1971

No title - 1973

Patch reefs in the Carters Limestone (Middle Ordovician) in Tennessee, and vertical zonation in Ordovician reefs - 1974

Fossiliferous amber from the Eocene (Claiborne) of the Gulf Coastal Plain - 1974

No title - 1975

Evolution of Silurian brachiopod communities along the southeastern coast of Acadia - 1975

Patch-reef communities and succession in the Oligocene of Antigua, West Indies - 1979

Geology and paleontology of the Permian beds near Las Delicias, Coahulia, Mexico - 1979

No title - 1981

No title - 1981

Onshore marine Cenozoic along southwest Pacific coast of Mexico - 1981

No title - 1981

Vertebrate Paleontology of the Lower Tertiary Baca Formation of Western New Mexico - 1981

No title - 1981

Rb-Sr glauconite isochron of the Eocene Castle Hayne Limestone, North Carolina; further discussion - 1984

No title - 1984

Late Mississippian thrombolite bioherms from the Pitkin Formation of northern Arkansas - 1987

Incipiently drowned facies within a cyclic peritidal ramp sequence, Early Ordovician Chepultepec interval, Virginia Appalachians - 1987

Eocene asteroids (Echinodermata) from Seymour Island, Antarctic peninsula - 1988

Mid-Miocene (Barstovian) environmental and tectonic setting near Yellowstone Park, Wyoming and Montana - 1989

No title - 1989

No title - 1990

Molluscan evidence for early middle Miocene marine glaciation in southern Alaska - 1990

Biogeographical significance of Cambrian trilobites from the Carolina slate belt - 1990

Lithostratigraphy, biostratigraphy, and geochronology of the Barstow Formation, Mojave Desert, southern California - 1990

Precise chronology of the last interglacial period: 234U-230Th data from fossil coral reefs in the Bahamas - 1991

Magnetic polarity stratigraphy of Pliocene and Pleistocene fossil vertebrate localities in southeastern Australia - 1991

Magnetic polarity stratigraphy of Pliocene and Pleistocene fossil vertebrate localities in southeastern Australia - 1991

Miocene biostratigraphy and biochronology of the Dove Spring Formation, Mojave Desert, California, and characterization of the Clarendonian mammal age (late Miocene) in California - 1992

Improved chronologic resolution of the Hawthorn and the Alum Bluff Groups in northern Florida: Implications for Miocene chronostratigraphy - 1992

Sequence stratigraphy of an intrashelf basin carbonate ramp to rimmed platform transition: Maryville Limestone (Middle Cambrian), southern Appalachians - 1993

No title - 1995

No title - 1996

No title - 1997

No title - 1998

No title - 1999

Integrated ammonite biochronology and U-Pb geochronometry from a basal Jurassic section in Alaska - 1999

Late Paleocene-early Eocene climate changes in southwestern Wyoming: Paleobotanical analysis - 2000

The reptile Macroleter, the first vertebrate evidence for correlation of Upper Permian continental strata of North America and Russia - 2001

Ammonite-radiolarian assemblage, Tobago Volcanic Group, Tobago, West Indies--Implications for the evolution of the Great Arc of the Caribbean - 2001

High-precision U-Pb calibration of Carboniferous glaciation and climate history, Paganzo Group, NW Argentina - 2010

New age constraints for the Salamanca Formation and lower Río Chico Group in the western San Jorge Basin, Patagonia, Argentina: Implications for Cretaceous-Paleogene extinction recovery and land mammal age correlations - 2014