Cranial Measurements, 463 



Ciannogs in tlie South of Scotland, 203 



Creators of Science, 62, 81 



Cro'l {]., F. G.S.), Ocean Currents, 2or, 263, 399, 502 



Croll (J., F.G. S.j, Wullaston Donation Fund Awarded to, 355 



Crustaceans in the Mammoth Cave, Kentucky, 445, 4S4 



Crystalline Rocks, Origin of, 14, 50, 32 



Crystal Palace Aquarium, 50, 510 



Crystal Palace School of Art, Literature, and Science ; Lectures 



on Solar Physics by J. Norman Lockyer, F. R.S., 369 

 Cuckoo an 1 Pipit : Ejection from the Nest, 383 

 Cuckoo's Egijs, 501 

 Cyclone in the West InJies, 507 



Dall (\Vm. II.), his Survey of Alaska, 332 



Dana (Prof J. D.), Prof Hunt's Address to the Aftierican 

 Association, 329 : A\'o!laston Medal awarded to, 365 ; Sup- 

 posed Legs of Trilobites, 393 



Danks's Rotary Iron-puddling Machine, 317, 430, 46S 



Darmstadt Polytechnic School, 368 



Darwin (Chas., M.A., F.R.S.), '' Originof Species," 6th edition, 

 318 



Darwinian Difliculties, 63, loi, 142, 183 



Davis (A. S.), Origin of Species, 161 



Davis (Henry), Eclipse Photography, 321 



Davis (Capt. J. E., R.N.), Deep-Sea Thermometers, 124 



Davison (W.), New Zealand Forest Trees, 84 



Dawkins (Wm. lioyd,'^F. R.S.), Origin of our Domestic Breeds 

 of Cattle, 155 



Dawson (George), Germ Theory of Disease, 84 



Dawson (Lieut., R.N.), Leader of the Livingstone Expedition, 250 



Day (Dr. G. E., F. R.S.), Obituary Notices of, 290, 383 



Day(E. C. H.), The FoundationofaTechnological Education, 233 



De Chaumont (F.), Etymology of " Whin," 399 



Declinometer, New Form of, 326 



Deep Sea Corals, 121 



Deep-Sea Dredging, 8, 103, 204, 272, 343, 430, 449 



Deep-Sea Soundings, from the American School-sliip J\L'rairv, 

 324 ; \V. L. Carpenter on, 341 



Deep-Sea Thermometers, Captain J. E. Davis, R.N., on, T24 



De Fonvielle (\V.), Aerostation, 156, 196, 235 



Denning (Wm. F., F.R.A.S.), The Pianet Venus, 100; "As- 

 tronomical Phenomena in 1S72," 261 



De La Rue (Warren, D.C.L., F.R.S.), Periodicity of Sun- Spots, 

 192 ; Planetary Inlluence on Solar Activity, 423 ; Solar 

 Physics, 493 



De Lome (Dupuy), Aeiial Navigation, 334 



Dunster (Rev. H. P.), "Young Collector's Handy Book of 

 Botany," 201 



Descartes' "Animated Machines," 62 



Deschanel's Natural Pliilosophy, by Prof. Everett, 339 



Destruge (Dr. A.), The Condurango Plant, 243 



Development of Barometric Depressions, 364, 382 



Deviation of the Compass in Iron Ships, 479 



Devon and Cornwall Natural History Society, 191 



Diamond Fields of South Africa, 74 



"Differential Equations, New Method of Integrating," by S. 

 Earnshaw, M.A., 199 



"Discovery of a New World of Being," 3S0 



Dissipation of Energy, 322 



Dix (S.), Aurora of Feb. 4, 1872, 461 



Dohrn (Dr. Anton), The loundation of Zoological Stations, and 

 the Aquarium at Naples, 277, 437 



Drach (S. M.), Jewish Lunar Calendar, 204 



Draper (Henry, M.D.), Deep-Sea Soundings from the School- 

 sliip Macttry, 324 



Dredging [See Deep-Sea Dredging) 



Dublin : Trinity College, 49 ; Royal Horticultural Society, 50 ; 

 Royal Geological Society, 95, 176, 315, 514; Royal Geo- 

 graphical Society, 173; Zoological Society, 176; Royal 

 Dublin Society, 156 ; Royal Irish Academy, 95, 156, 175, 

 332. 375; Royal College of Science, 271, 448; Natural 

 History Society, 394, 456. 



Dudgeon (Dr.), Optical Construction of the Eye, 155 



" Dudley Observatory, Annals of the," 250 



Dumb Madness in Foxhounds, 132 



Duncan (Prof. P. M., F. R.S.), Lectures to Women on Physio- 

 graphy, 49 



Dunkin (Edwin, F.R.A.S.), Chicago Observatory, 320 



Dupre (A.), Elimination of Alcohol, 274 



D'Urban (W. S. M.), Eagle Ray taken in Torbay, 103 



Dyer (Prof. W. T. Thiselton, F.L.S.), Structure of Lepidoden- 



dron, 25, 45 ; Mayer and De Saussuie, i8t ; Natural Science 



at Oxford, 301 ; Appointed Professor of Botany at the Royal 



Horticultural Society 331 ; Lectures on Flowers and Fruits,429 



Dynamo-Electric Light, 172 



Eagle Ray taken in Torbay, 103 



Earnshaw (S., M./V.), " Partial Differential Equations," 199 



Earth : The Elevation of Mountains and Volcanic Action, 381 ; 



Constitution of its Crust, 81 ; Its Internal Fluidity, 257 ; Its 



Magnetic Force at Bombay, 274 ; Its Rigidity, 223, 242, 28S 

 Earth Currents and the Aurora of Feb. 4, 1872, 368 

 Earth Currents and Telegraphy, 212 

 Earthquakes: In Bu'mah, 7; Constantinople, Peru, 14; 



Philippine Islands, 84 ; Bombay, 89 ; Panama, 90 ; Smyrna, 



Macedonia, Nicaragua, 132; New Jersey, 152; Valparaiso, 



Salvador, North Chile, 2H ; Celebes, 225 ; Oran, 251 ; 



Caucasus, Chile, India, 349; Saxony, 391 ; Valparaiso, Peru, 

 i Patna, Broossa, Darjeelirg, Ahmedabad, Guayaquil, 412 ; 



Philippine Islands. 422 ; Salvador, Simla, Macedonia, Iquique, 



Malaga, 511 ; America, Dresden, Antioch, 511 

 Earthquake in Cachar, its Secondary Effects, 513 

 Earthquake Phenomena, Robert Mallet on, 261 

 " Earthquakes of New England," by W. T. Brigham, A.M., 



A.A.S., 240 

 "Earthquakes, Volcanoes, and Mountain Building," by J. D, 



Whitney, 240 

 Ears, Prof. Laycock's Lecture on, 411 

 Earwaker (J. P.), on the Aurora of Feb. 4, 1S72, 322 

 Eastbourne Natural History Society, 70 

 Eccentricity of the Earth's Orbit, 422 

 Eclipse, Solar, of Dec. 12, 1871 : " Instructions for Observer,," 



iS ; The English Expedition, 30, 68, 88, 130, 150, 163, 169 : 



French Expedition, 190; Observations in Batavia, 190 ; 



Australian lixpedition, 205, 290, 351 ; Observations of R. N. 



Taylor, 222; J. Norman Lockyer, F.R.S., 217, 259, 265; 



Captain Maclear, R.N., 219; i\I. Janssen, 231, 249; Pro''. 



L. Re-pighi, 237 ; Magnetic Disturbance.s, 269, 2S5 ; Obsei- 



vationj at Oolacamund, 300 

 Eclipse, Solar, American Expedition, 322 

 Eclipse Photography, Henry Davison on, 321 

 Economical Alimentation during the .Siege of Paris, 4^; 

 Edgar (J. H., M.A., and G. S. Piitchard), Solid or Descriptive 



Geometry, 80 

 Edinburgh: Industrial Museum, 310; Museum of Science and 



Art, 169 ; Botanical Society, 169 ; Naturalists' Field Ckib, 



116; Royal Observatory, 191, 317; Royal Physical Society, 



214, 315, 375, 515 ; Royal Society, 335, 515 ; .School of Art, 



41 1 ; Royal College of Surgeons, 50 ; University, 50, 68, 73, 



97, 131, 210, 292 

 Edmonds (J. W ), Mongoose and Cobra, 305 

 Egypt, Natural History of, by A. L. Adams, M.B., 2S0 

 Egypt, a Trilingual Stone found a*, 412 

 Electrical Eel, 315 

 Electric Currents, 354 

 Elec'ric Light during the Siege of Paris, 131 ; South Foreland 



Lighthouse, 251 ; Actinic Power, 444, 462 

 " Eleciric Telegraph, Description of an," by Sir Francis Ronald, 



F.R.S., 59 

 Electro-Magnetism. [Sec Mayer, Dr. J. R., and Joule, Dr. J. P. ) 

 Electrophysiologica, by Dr. C. B. Radcliffe, 1S6, 206, 226 

 Elger (T. G. E. ), Aurora sefn at Bedford, 481 

 Ellery (Rob. L. J., F.R.S.), Australian Eclipse Expedition, 205 

 Elliott Brothers, on Tide Gauges, 501 

 Ellis (J.), Eccentricity of the Earth's Orbit, 422 

 Embryology, .Study of, 279 

 Encke's Comet, Observations at Rugby, 30 ; at Bedford, 45 ; at 



Greenwich, 76 

 Encke's Comet and the Supposed Resisting Medium, 174 

 Engraving by .Sand, 292 

 Entomological Society, 39, 94, 134, 214, 275, 315, 350, 374, 



415. 475 

 Entomology: "Insects at Home," by the Rev. J. G.Wood, 

 M.A., 65; Origin of Insects, 27, loi, 183; Parthogenesis 

 among the Lepidoptera, 149 ; Centre of Gravity in Insects, 

 297 ; .Scandinavian Coleoptera, 99 ; Swedish Ichneumonid.'e, 

 100 ; Dr. Walsh's Collection, Chicago, 250; Kirby's Cata- 

 logue of Lepidoptera, 281 ; Pupa of Papilio Machaon, 204; 

 Spiders of Australia, 262 



