[Theodore Roosevelt National Park] is on Interstate 94 at Medora, North Dakota. A separate unit is 90 kilometers (56 miles) north on U.S. 85. In these magnificantly colored badlands along the Little Missouri River Roosevelt had an open-range ranch and developed his practical conservation philosophy. Both units have campgrounds. Mailing address: P.O. Box 7, Medora, ND 58645.

Armchair Explorations

Some Books You May Want to Read

Bartlett, Richard A., Great Surveys of the American West, University of Oklahoma Press, 1962.

Camp, Charles L., Earth Song: A Prologue to History, American West Publishing Co., 1970.

Colbert, Edwin H., Evolution of the Vertebrates, John Wiley and Sons, Inc., 1969.

Cook, Harold J., Tales of the 04 Ranch, University of Nebraska Press, 1968.

Cook, James H., Fifty Years on the Old Frontier, University of Oklahoma Press, 1980.

Gould, Stephen Jay, Ever Since Darwin: Reflections in Natural History, W. W. Norton and Co., 1977.

Howard, Robert West, The Dawn-seekers, Harcourt Brace Jovanovich, 1975.

Johnson, Kirk R. and Richard K. Stucky, Prehistoric Journey: A History of Life on Earth, Roberts Rinehart, 1995.

Lanham, Url, The Bone Hunters, Columbia University Press, 1973.

Laporte, Léo F., Evolution and the Fossil Record, W. H. Freeman Co., 1978.

Larson, Robert W., Red Cloud: Warrior-Statesman of the Lakota Sioux, University of Oklahoma Press, 1997.

Mason, Stephen F., A History of the Sciences, Collier Books, 1970.

Meade, Dorothy Cook, Heart Bags & Handshakes: The Story of the Cook Collection, National Woodlands Pub. Co., 1994.

Osborn, Henry F., Cope: Master Naturalist, Princeton University Press, 1931.

Paul, R. Eli, Autobiography of Red Cloud: War Leader of the Oglalas, Montana Historical Society Press, 1997.

Plate, Robert, The Dinosaur Hunters: Othniel C. Marsh and Edward D. Cope, McKay Co., 1964.

Raup, David M. and Steven M. Stanley, Principles of Paleontology, W. H. Freeman Co., 1978.

Romer, Alfred Sherwood, Vertebrate Paleontology, University of Chicago Press, 1966.

Schuchert, Charles and Clara Mae LeVene, O.C. Marsh: Pioneer in Paleontology, Yale University Press, 1940.

Index

Numbers in italics refer to photographs, illustrations, charts, or maps.

[A] [B] [C] [D] [E] [F] [G] [H] I [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] X Y Z

A Aepinacodon [54-55], [60] Agate Fossil Beds National Monument [11], [14], [50]; animals at, [20-22], [24-34], [84]; birding at, [81], [82-83], [85]; established, [17], [78]; geology of [23], [47-52]; museum specimen of, [38], [86-87]; topography of, [7]; visitor information [77-80] Agate Springs Ranch [7], [10], [17]; excavations at, [38], [39]; fossils from, [40-41], [86-87] Alligator [54-55], [60] [American Museum of Natural History] [14], [38], [52], [87] Aplodontia [32]

B Badlands National Park, South Dakota [88], [90] Barbour, Erwin H. [11], [14], [38] Big Badlands, South Dakota [49], [52] Bighorn Canyon National Recreation Area, Montana-Wyoming [92] Bittern, American [83] Blackbird, red-winged [82] Bone Cabin, Wyoming [48] Breeding Bird Survey, U.S. Fish and Wildlife [81], [82-83], [85] Buteos (buzzard hawks) [28]

C Cambrian period [46] Camels. See [Oxydactylus], [Stenomylus] Camping [78] Carboniferous period [46] Carnegie Hill [12-13], [14], [37], [77] [Carnegie Museum] [14], [38], [39], [40-41], [69], [87], [88] Carnivores, small [32-34] Cenozoic Era [46], [47], [49], [52] Chalicotheres. See [Moropus] Cheyenne River [52] Cleveland, Utah [48] Colorado Plateau [49] Como Bluff, Wyoming [48] Cook, Eleanor Barbour [14] Cook, Harold [10], [14], [17], [52] Cook, James H. [6], [8], [10-11], [14], [77]; buys Agate Springs Ranch, [7], [10]; discovers fossils, [11], [24], [38] Cook, Kate Graham [10-11], [14] Cook, Margaret Crozier [17] Cook Museum of Natural History [17] Cope, Edward Drinker [9], [11], [14] Coyote [84] Cretaceous period [46] Curlew, long-billed [82] Cuvier, Georges [42], [43], [45] Custer Battlefield National Monument. See [Little Bighorn Battlefield National Monument]