486 



INDEX. 



Geology — 



Scorpion, fossil. 228; Silurian, Upper, 

 in 'Orange Co., N. Y., Darton, 209 ; 

 Slaty cleavage. 475. 

 Taconic, of Canaan. N. T., fossilifer- 

 ous, Dana, 241 ; Ford and Dwight, 

 248; early history of Taconic in- 

 vestigation, Dana, 399; Tertiary of 

 Mississippi and Alabama, Langdon, 

 202 ; Upper Miocene iu Mexico, 310; 

 Titanicntbys from Ohio. 405. 

 Genth, F. A., Contributions to Mineral- 

 ogy, 229. 

 Germanium, new element, 308. 

 Gibbs, J. W.. notice of Astronomical 

 Papers, 62 ; notice of Ketteler's Theo- 

 retische Optik, 64. 

 Gilbert, G. K., scientific method and 



geology of Utah, 284. 

 Glaciers in U. S., existing, 310. 

 Glass, strain-effect of sudden cooling m, 



Barus and Strouhal, 439. 

 Goldschmidt, Y., Index der Krystall- 



formen, 475. 

 Goodale, G. L., botanical notices, 157.406. 

 Goode, G. B., Fishery Industries, 407. 

 Gray, A., botanical necrology, 12, 312, 

 316; botanical notices, 76, 158, 231, 

 313, 477; Synoptical Flora of N. A., 

 238. 



H 



Hall, A., Nova Andromeda?, 299. 



Hall, J., Pakeontology of New York, 311. 



Hanks, H. G., Report of Mineralogist of 

 California, 76. 



Harker, A., Slaty cleavage, 475. 



Hazen, H. A., Thermometer Exposure, 

 320. 



Heat-spectra, invisible, Langley, 1. 



Herrick, C. L., Bulletin of Dennison 

 University, 317. 



Hidden, W. E., meteoric irons, 460. 



Hooker, Sir J., retired, 77. 



Hull, C. E., Pennsylvania Geology, 227. 



Huntington, 0. W., Crystallographic 

 Notes, 74. 



Hussak. E., Rock-forming Minerals, 156. 



Hyatt, A., larval theory of origin of tis- 

 sue. 332. 



i 



Iddings, J. P.. columnar structure in 



igneous rock, 321. 

 Iron carburets, properties of, 67, 386. 

 Iron in magnetic field, chemical behavior 



of, Nichols, 272. 

 Irving, R. D., formation of quartzite, 225. 



Ketteler, E., Theoretische Optik, 64. 

 Kunz, G. F, meteoric iron from West 



Yirginia, 145; Mineralogical Notes, 74. 



Lagerheim, G., Dqsmidieas, 478. 



Lamic, J., Plants naturalized in' south- 

 west of France, 315. 



Langdon, D. W., Jr., Tertiary of Missis- 

 sippi and Alabama, 202. 



Langley, S. P., invisible heat-spectra, 1. 



Lea, I., Bibliography of, 239. 



Lecoyer, J. C, Monographie du Tbalic- 

 trum, 235. 



Lesley, J. P., Pennsylvania Geology, 228. 



Light-absorption and molecular struc- 

 ture, 58. 



Light, velocity of, Michelson, 62 ; Mich- 

 elson and Morley, 377. 



Light, zodiacal, Searle, 159; relation to 

 Jupiter, 318. 



Liquids, surface tension of, Magie, 189. 



Lloyd, J. M., and C. G., Drugs and Medi- 

 cines of N. America, 313. 



Lydekker, R., Fossil Alammalia, 405. 



M 



Magie, W. F., surface tension of liquids, 



189. 

 Magnetic field, chemical behavior of iron 



in, Nichols, 272. 

 Magnetization by electric discharge, 61. 

 Matthew, G. F, Pteropod, St. John 

 Group, 72; Olenellus (?) Kjerulfi, 472. 

 McRae, A. L„ electrostatic battery, 153. 

 Meteoric iron from West Yirginia, Kunz, 

 145; Tennessee, Blake, 41; Arkansas 

 and South Carolina, Hidden, 460. 

 Meteorites, catalogue of, 476. 

 Meteors of Nov. 27, 1885, Newton, 78 r 



409. 

 Michelson, A. A., velocity of light, 62 ; 

 influence of motion of medium on ve- 

 locity of light, 377. 

 Millardet, A., work on American grapes, 



158. 

 Mineralogist's Report, California. 76. 

 Mi.veraxs — 



Albite, 265. Annabergite, 230. Ar- 

 gentobismutite, 229. Argyropyrite, 

 308. Arsenopyrite, 229. Aurichal- 

 citc, 75. Avalite. 230. Azurite, 

 74, 75. 

 Beegerite, 229. Brookite, Arkansas, 



387. Brucite, artificial, 311. 

 Cancrinite, 263. Cappelenite, 230. 



Chrysocolla, 75. Cosalite, 229. 

 Elaeolite, 262. Emmonsite, 476. 

 Fayalite, slag with composition of, 405. 

 Galenobismutite, 229. Garnet in rhyo- 



lite, 432. 

 Hudsonite, 29. Hydrogiobertite, 477. 

 Hydronephelite, 265. Hypersthene, 

 38. 



