11] 



VOLUMES XXXI-XL. 



515 



Cornish, R. H. Archaean rocks about 

 Norfolk, Ct., ix, 321; glacial scratches, 

 is, 321. 



Corona, solar, Bigelow, xl, 343. 



Coulter, J. M., Manual of Botany, i, 76; 

 Revision of 1ST. American Umbelliferee, 

 vii, 417. 



Crafts, J. M., correction of Regnault's 

 weights of gases, vii, 495. 



Cramer, F., recent rock flexures, ix, 220. 



Crew, H., rotation of the sun, v, 151; 

 viii, 204. 



Crinoids, see Geology. 



Critical pressure in solids, ii, 1 60. 



Croll, J., hypotheses of geological cli- 

 mates, Woeikof, i, 161 ; Climate and 

 Cosmology, 1, 405; Stellar Evolution, 

 vii, 504; evidence of former Glacial 

 periods, viii, 66. 



Crookes, W., on mosandria, etc., ii, 76 ; 

 genesis of the elements, ii, 400 ; ad- 

 dress to Chemical Society, viii, 486. 



Crosby, W. O., Geological Collections, 

 Mineralogy, iii, 318; Geology of Black 

 Hills, Dak., vi, 153. 



Cross, R. T., aquamarine from Colorado, 

 iii, 161. 



Cross, ~W., topaz and garnet in rhyolite, i, 

 432; ptilolite, ii, 117; slipping planes 

 and lamellar twinning in galena, vii, 

 237 ; Denver Tertiary formation, vii, 

 261 ; secondary minerals of amphi- 

 bole and pyroxene groups, ix, 359. 



Cross-infertility, in evolution, Gulick, xl, 

 437. 



Crova, blue color of sky, viii, 491. 



Crystals, force function in, i, 69. 



CrystaUographic transformations, zoe- 

 trope applied to, ii, 164. 



Crystallography, Baumhauer, ix, 75. 

 Chemical, Fock, viii, 494. 

 Index, Goldschmidt, ii, 485; v, 501 ; 

 vii, 162; viii, 494; xl, 260. 

 Elements of, Williams, xl, 424. 



Curie, J. and P., electric dilatation of 

 quartz, vii, 495. 



Currents, electric, see Electric. 



Curtis, G. E., theory of the wind vane, 

 iv, 44. 



Curves, isopycnic, iii, 148. 



Dagincourt, Annuaire Geologique, i, 7 2 ; 

 v, 415. 



Dakota, Geology of Black Hills, Crosby, 

 v, 153. 



Dall, W. H., geology of Florida, iv, 161 ; 

 Gastropoda and Scaphopoda, viii, 254; 

 hinge of Pelecypoda and its develop- 

 ment, viii, 445. 



Dame, L. L., Flora of Middlesex Co., 

 Mass , vi, 392. 



Dana, E. S., crystallization of gold, ii, 

 132; meteorites from Utah and Mis- 

 souri, ii, 226; catalogue of meteorites 

 in the museum of Yale College, ii, Ap- 

 pendix; brookite from Arkansas, ii, 

 314; mineralogical notes, ii, 386; 

 crystallization of native copper, ii, 413. 



crystalline form of polianite, v, 243. 



beryllonite, a new mineral, vi, 290. 



new mineral, beryllonite, vii, 23 ; 

 contributions to the petrography of 

 the Sandwich Islands, vii, 441. 



barium sulphate from Perkin's Mill, 

 ix, 61; minerals of Branchville, Ct., 

 ix, 201; tyrolite from Utah, ix, 271. 



selenium and tellurium minerals 

 from Honduras, xl, 78. 

 Dana, J. D., Lower Silurian fossils from 

 the original Taconic, i, 241 ; Arnold 

 Guyot, i, 358; explosive volcanic erup- 

 tions, i, 395; eruption of Kilauea, i, 

 397 ; early history of Taconic investi- 

 gation, i, 399. 



terms applied to metamorphism and 

 porphyntic structure, ii, 69 ; Forms of 

 Volcanoes, ii, 234; Taconic strati- 

 graphy and fossils, ii, 236; Onus pro- 

 bandi left for others, ii, 240 ; A dis- 

 sected volcanic mountain, ii, 247. 



on volcanic action, iii, 102; Manual 

 of Mineralogy and Lithology, iii, 243 ; 

 Taconic rocks and stratigraphy, iii, 

 270, 393; changes in Mt. Loa craters, 

 Hawaii, iii, 433 ; views of Prof. Em- 

 mons of the Taconic system, iii, 412. 



changes in Mt. Loa craters ; Pt. I, 

 Kilauea, iv, 81, 349. 



Asa Gray, v. 181; changes in Mt. 

 Loa craters, Pt. I, Kilauea, v, 15, 

 213, 282; Cape Horn Geology, v, 83. 



changes in Mt. Loa craters, Pt. II, 

 Mokuaweoweo, vi, 14, 81, 167; brief 

 history of Taconic ideas, vi, 410. 



Dodge's observations on Halema'u- 

 ma'u, vii, 48 ; notes on Mauna Loa, 

 July, 1888, 51 ; geological history of 

 Maui and Oahu, vii, 81 ; deep troughs 

 of the oceanic depression, vii, 192, 

 242. 



Sedgwick and Murchison, Cambrian 

 and Silurian, ix, 167, 237 ; work on 

 Characteristics of Volcanoes, with 

 facts from the Hawaiian Islands, ix, 

 323 ; Archaean axes of eastern N. 

 America, ix, 378; red color of some 

 sandstones, ix, 318; Corals and Coral 

 Islands, of, noticed, ix, 326, 416. 



Rocky mountain protaxis and Post- 

 Cretaceous mountain making, xl, 181 ; 

 Long Island Sound in the Quaternary 

 era, xl, 425 ; submarine Hudson R. 

 channel, xl, 432. 



