51 fi 



GENERAL. INDEX. 



[20 



GEOLOGY — 



Coal, structure of Carboniferous, viii. 



467. 

 Cockroaches. American fossil, Scudder. 

 ix. 418. 



Palaeozoic. Deichmuller, iv. 475. 

 Silurian, ix. 419. 

 Ccelnria. Marsh, i, 339. 

 Ccenostroma. Winchell. xxx. 317. 

 Colorado Canon, pre-Carboniferous 

 strata in. Walcott. vi. 4=37. 484. 



Tertiary of. Button, iv, 81. 

 Comstock Lode. Becker, vi. 479. 

 Cone-in-cone structure. Young, xxx. 78. 

 Connecticut river, see Glacial. 



sandstone and trap. v. 383. 

 474. 

 Continents and ocean basins. Crosby, 

 Bona, ix, 336. 



origin of. Taylor, xxx. 249, 316; 

 A. Winch ell, id., 417. 



creation of. by ocean currents, ix. 

 339. 

 Copper and lead ore of Wisconsin. 



origin of. Chamberlin, vii. 147. 

 Copper-bearing region in Texas, iii. 

 65. 



rocks of Lake Superior re- 

 gion, N. H. Winchell, v, 155 ; ix, 

 67. 339 ; Wooster, vii. 463 ; Irving, 

 viii, 462 ; ix. 258. 

 Coral reefs of Cuba, elevated, vi. 148. 

 of Florida, vi. 408. ' 

 origin of. Bana, xxx, 89. 

 158, 169. 



limestone of Pacific, analysis 

 of, xxx. 244. 

 Corals, Carboniferous of Scotland. 

 Thompson, viii. 316. 



Niagara and Upper Helderberg. 

 Hall. iv. 295. 



Paleozoic, of Spitsbergen, ix, 69. 

 Cortlandt Geology. Bana. ii. 103; viii. 



384. 

 Cosmical dust, so-called, ii, 86. 

 Cretaceous of Q. C. Is., i.. 243. 



of British Columbia, vii, 410. 

 Crinoids. fossil. Miller, vii. 158. 

 Palaeozoic, vi. 105. -365. 

 Silurian. Wachsmuth and Spring- 

 er, v, 255. 



with articulating spines, ix. 339. 

 Crustacea, new Devonian. Clarke, v. 



120. 

 Cuba, iron-ores of. Kimball, viii, 416. 

 Cyathophycus. Walcott. ii, 394. 

 Dawsonella. Whitfield, i. 125.. 

 Deer Creek coal field, Walcott, ix. 

 338. 



horns, impregnated with tin ore. 

 ii. 81. 



Geology — 



Deerfield dyke. Emerson, iv. 195. 270, 

 349. 



Delaware gravels. Chester, vii, 189; ix. 



36. 

 Denudation of the Americas, Reade, 



ix. 290. 



in the Colorado region. Button, 



iv, 482. 

 Devonian Crustacea. Clarke, v, 1 20. 

 rocks of Belgium, v. 234. 

 flora, U. S.. (Erian), Bawson, ii. 



233 : iv, 338. 488. 

 fossils of New York. i. 44. 

 of Penn., WJiite. vii. 150. 

 Diabase intersecting zinc ore. Emer- 

 son, iii, 376. 

 Diamond, geology of, Berby. iii. 97 ; 



iv. 34. 

 Diclonius mirabilis. Cope. vi. 75. 

 Dicotyledons. Mesozoic. Ware?, vii. 292. 

 Dictyophyton. Whitfield, ii. 53. 132. 

 Didelphys pygmaea, Scott, vii. 442. 

 Diluvium, gray and red of Europe, i, 



155 ; ii, 80." 

 Dimetian formation, v. 478. 

 Dinichthys minor, Eingueberg. vii. 476. 

 Dinoceras. restoration of. Marsh, ii, 



31. 

 Dinocerata, work on. Marsh, ix. 169. 



173. 

 Dinosauria. classification of. Marsh, i. 



423; iii. 81; vi. 85; vii. 167, 337. 

 Dinosaurs, American Jurassic. Marsh. 



i. 167, 339, 417 ; iii. 81 ; vi. 81 ; 



vii, 161, 329; viii, 161; ix. 169. 

 of the Laramie. Cope. vi. 75. 122. 

 Diplodocus. characters of. Marsh, vii. 



161. 

 Diplotheca, Matthew, xxx, 293. 

 Dipterocaris, Clarke, v. 121. 

 Displacement through intrusion. Bana, 



xxx. 374. 

 Docodon, Marsh, i. 512. 

 Drift, see Glacial. 

 Drumlins. distribution of. Bavis. viii. 



407. 

 Dust, cosmical. ii. 86. 

 Eagle Elver, preglacial channel of. 



Whittlesey, ix. 392. 

 Earthquakes of the Great Basin. Gil- 

 bert, vii. 49. 

 Earth, rigidity of. Barwin. v. 464. 



Physics of, Fisher, iii, 283. 

 Earth's features, origin of, McGee. i. 



276: Winchell. xxx. 417; Taylor, 



xxx.' 249. 

 Ecca beds of South Africa, viii. 468. 

 Echini. Cretaceous and recent. Agas- 



siz. iii. 40. 

 Echinognathus. Walcott, iii. 213. 



