508 



INDEX. 



Detnier, Das pflanzenphysiologische Prakti- 

 kum, 87. 



Dieterici, mechanical equivalent of heat, 77. 



Doderlein, Die japanische Seeigel, 505. 



Dutton, C. E., speed of propagation of Charles- 

 ton earthquake, 1. 



E 



Eakins, L. G., on xanthitane, 418. 



Earthquake, Charleston, Newcotnb and Dut- 

 ton, 1 ; intensity in San Francisco, 427 ; 

 observations of, 97. 



Elders, E., Report on Annelids, 424. 



Electrometer, calibration of. Shea, 204 ; capil- 

 lary, Pratt, 143. 



Emmons, S. F., Geology and Mining Indus- 

 try of Leadville, Col.," 84. 



Engier, A., Die natiirlichen Pflanzenfamilien, 

 259. 



Fewkes, J. W., deep-sea Medusas, 166. 

 Flight, W., History of Meteorites, 87. 

 Force, measurement of, by gravitation, 253. 

 Forces, electromotive, measurement of, 252. 

 Fossil, see Geology. 



Franklin, W. S., electromotive force of mag- 

 netization, 290. 



G 



Gas, natural, 258. 



Gases, explosion of, 413 ; viscosity of, at high 

 temperatures, Barus. 407. 



Gee, W. W. H.. Elementary Practical Phys- 

 ics, vol. ii, 79; Practical Physics, 336. 



Geological Annual, Dagincourt, 415 ; Evi- 

 dences of Evolution. Heilprin, 256; Rec- 

 ord, 1879, 416. 



Geological Reports and Surveys — Arkan- 

 sas, 1887, 255, 264; Minnesota, 1886, 84, 

 1887, 500; New York, Hall, 85, 499 ; Penn- 

 sylvania, 1886, 85,415; Rhode Island, 415. 



Geology— 



Agnotozoic, Chamberlain. 254. 

 Alps, Swiss, geological history of, 80. 

 Ammonite, new, from Alpine Rhsetic, 118. 

 Atlantic Slope, middle, three formations 



of, McGee, 120, 328, 367. 448. 

 Building Stone in N. T., Smock, 500. 

 Cape Horn geology, Belemnites, 83. 

 Carboniferous trilobites, Vogdes. 500. 

 Corals and Bryozoa, Hall. 85. 

 Cortlandt rocks, G. H. Williams, 438. 

 Cretaceous fossils, Brazil, White, 255. 

 Desmostylus, Marsh, 95. 

 Devonian system, N. America, 5 1 . 

 Dinosaurs, new, Potomac formation, Marsh, 



89. 

 Dislocations of earth's crust, 500. 

 Dust particles in atmosphere, 413. 

 Earth, diatomaceous, Nebraska, 86. 

 Elements of Geology, Giimbel, 341. 

 Fossil fishes, new, Newberry, 498. 



Geology — 



Fossil Mammalia, British museum, Lydek- 



ker, 256. 

 Fossil Plants of Coal Measures, William- 

 son, 256. 

 Fossils of Littleton, N. H.. Pumpelly, 79 ; 



Hitchcock, 255. 

 Geologic, Hyades, 83. 



des Miinsterthals, Schmidt, 346. 

 Geologist, American, new monthly, 84. 

 Geology, vol. ii, Prestwich, 414. 



and Mining Industry, Leadville, 

 Col., Emmons, 84. 

 Gumbel's Elements, 341. 

 Lake Agassiz, upper beaches of, Upham, 



86. 

 Laramie group, relation to earlier and later 



formations, White, 432. 

 Lavas of Krakatoa, 341. 

 Mammals, fossil, White River formation, 85. 

 Metamorphism, gradual variation in inten- 

 sity, 82. 

 Metamorphic rocks of Alps, fossils in, 80. 

 Moraines, terminal, Germany, 401. 

 Mountain making, 338, 415. 

 Oregon, surface geology of, 475. 

 Palasolithic Man in Northwest Middlesex, 



Brown, 255. 

 Paleontology, New York, Hall, 85, 499. 

 Pleuroccelus, Marsh, 90. 

 Roth's Geology (German), 257. 

 Sauropoda, new genus, Marsh, 89. 

 Sirenian, new fossil, from Cal., Marsh, 94. 

 Taconic of Emmons, Walcott, 229, 307, 394. 

 Gerland, G., Beitrage zur Geophysik, 344. 

 Gibbs, J. W., elastic and electrical theories of 



light, 467. 

 Glow, residual, spectrum of, 334. 

 Goldschmidt Index der Krystallformen der 



Mineralien, etc., 501. 

 Goodale, G. L., botanical notices, 87, 258, 341, 



419, 501. 

 Gravitation, 414. 

 Gray, A., botanical necrology, 1887, 260. 



Obituary notice of, 181. 

 Groth, P.. Grundriss der Edelsteinkunde, 86. 

 Giimbel, K. W. von, Geologie von Bayern, 341 . 



H 



Hall, A., constant of aberration, 505. 



Hall, J., New York Paleontology, vol. vi, 85 ; 

 vol. vii, 499. 



Hann, Meteorological Atlas, 263. 



Hastings, C. S., law of double refraction in 

 Iceland spar, 60. 



Heat measurer, new, 251; mechanical equiv- 

 alent of, 77. 



Heilprin, A., Geological Evidences of Evolu- 

 tion, 256. 



Heim, Les Dislocations de l'ecorce terrestre, 

 etc., 500. 



