wakman] COPPER CRETACEOUS. 85 
Corundum, artificial, production of MR 1901, pp 808-809 
Corundum and emery, statistics of.. MR 1900, pp 787, 798-800; MR 1901, pp 801-805 
Cosalite, analysis of, from Colorado, Silverton quadrangle Bull 182, p 220 
Cosmoceratida of the "Cretaceous Mon xliv, pp 101-105 
Costa Rica, rainfall in Ann 22, i v, pp 526-530, 575-579 
temperature and humidity of Ann 22, iv, pp 520-521 
wind movement in Ann 22, i v, pp 535-536 
Cosumnes River, California, flow of, measurement of WS 51, p 480 
Cottonwood limestone of Kansas, synonomy, character, and fauna of.. Bull 211, p55 
Country rock, influence of, on shape of ore deposits Ann 22, n, pp 124-131 
Coville (F. V.), identification of plants collected in Seward Peninsula, Alaska, 
in 1900 N and N, pp 167-174 
Cowlitz River, Washington, description of Ann 22, iv, pp 455-457 
Cranberry district, North Carolina-Tennessee, iron-ore deposits of Bull 213, 
pp 243-246 
Cranberry granite of Tennessee GF 90, p 3 
Cranberry Island series of Maine Ann 8, n, pp 1043-1047 
Cranberry quadrangle, Tennessee, geology of GF 90 
Crater Lake, Oregon, formation, temperature, height, etc., of PP 3, pp 46-61 
routes to PP 3, pp 6-9 
Crater Lake National Park, geology and petrography of PP 3 
CretRceous clays, distribution of, east of Mississippi River PP 11, pp 56-59 
Cretaceous coal fields of United States Ann 22, in, pp 17-18 
Cretaceous fossils; Mollusca, nonmarine, of North America Ann 3, pp 403-550 
Cretaceous history of Cascade Mountains GF 86, p 1 
of Great Plains region GF 87, p 3; GF 88, p 4 
of Maryland and Virginia, Catoctin belt Ann 14, n, pp 384-394 
< »f New York City district GF 83, pp 3, 10, 1 1 
of South Dakota, Oelrichs quadrangle GF 85, p 2 
Cretaceous period, Pseudoceratites of the Mon xliv 
Cretaceous rocks; Apishapa formation of Colorado GF 71, pp 1, 3 
Austin chalk of Texas Bull 184, p 38; GF 76, p5 
Bennington limestone of Indian Territory GF 79, p 6 
Benton group in Kansas, western Bull 202, pp 8-9 
Bokchito formation of Indian Territory GF 79, p 6 
Buda limestone, corals of Bull 205, pp 37-40 
geology of Bull 205, pp 12-14 
Mollusca of Bull 205 
of Texas GF 76, p 5 
Caddo limestone of Indian Territory GF 79, p 6 
Carlile formation of Colorado GF 71, pp 1, 3 
of South Dakota GF 85, p 4 
Chico formation of California Bull 15, p 10; Bull 19, p 24; Bull 33, pp 19, 20 
of Oregon, John Day Basin Bull 204, p 17 
Colorado division of Texas GF 76, p 5 
Dakota formation of South Dakota GF 85, p 3 
supply of water to WS 67, pp 57-59 
Del Rio clay of Texas .' GF 76, p 5 
Eagle Ford formation of Texas Bull 184, p 38; GF 76, p 5 
Edwards limestone of Texas GF 76, pp 4-5 
Eutaw formation of Alabama Bull 43, pp 86-95, 117 
Fort Union group Ann 6, pp 542-549 
Fox Hills group in South Dakota Bull 21, p 11 
Fredericksburg division of Texas GF 76, pp 3-5 
