XIV 



{Nature, Dec. i, i88 ) 



O'Brien (C. G.), An Octopus, 585 



Observatories : Annual Visitation of tlie Royal Observatory, 



130; Report of, 15S ; Imperial, Strassburg-, 132; Algiers 



Obsei-vatory, M. Coggia appointed Director, 154; Chicago 



Observatory, 301 ; Mount Etna, 373; The Proposed Lick, 



S15 ; The Paris Popular, 592; The Radcliffe, 599; The New 



^Varner, 614. 

 Occultation of a Fixed Star by Saturn, \ 12 

 Ocean Temperatures, Hcrr von Boguslawski, 114 

 Ocean Circulation, Dr. William B. Carpenter, F.R S 217 

 Octopus, C. G. O'Brien, 5S5 ' 



Odontornithes : a Monograph of the Extinct Toothed Birds of 



North America, 457 

 Ohlenschlager (Prof. II.), Prehistoric Map of Bavaria, 6S 

 Oldham, Carboniferous Forest at, James Nield, 30 ; Peat Bed in 



the Drift of, G. H. Morton, 511; P. O. Hutchinson, Tames 



Nield, 460, 583 

 Oliver (J. A. B.), Aurora Borealis and Magnetic Storms, 3C1 

 Olympia, Austrian Expedition to, 68 

 Onagracia:, Stipules in, 521 

 Oppert (G.), " Weapons and Politics of the Ancient Hindus," 



S8i 

 Optical Illusion in looking at Geometrical Figure?, 207 

 Optical Property of the Cornea, 595 

 Orchids, Australian, R. O. Fitzgerald, 53 

 Ordnance Survey, the, and the Government, 135 

 Organic Qualitative Analysis, Dr. Barfoed's "Lehrbuch" of, 



581 

 Organs of Deep-Sea Animals, M. O. Grimm on, 278 

 Origin of Species, the Coming of Age of. Prof. T. H. Huxley. 



F.R.S., 1 ■" 



Orion, Photograph of the Nebula in. Prof. Henry Draper, 5S3 

 Ornaments, Minerva, Prof. E. W. Claypole, 193; Prof. A. H. 



Sayce, 219 

 "Ornithological Journal of the Winter of 1878-79," J. A. 



Harvie-Brown, 315 

 Osborne (Rev. J. A.), Parthenogenesis in the Coleoptera, 509 

 Ostrich, Extraordinary Contents of Stomach of, 66 

 Ovampo-Land (Western Africa), Pere Duparquet on, 41 

 Overton (C), Stags' Horns, 221 



Owen (Richard, C.B., F.R.S.), Notice of {wilh Portrail), 577 

 Oxford Observatory, 599 

 Oysters, Green Colour of, 549 

 Ozone: Liquefaction of, 560; Liquid, 596; Atmospheric, 617 



Page (F. J. M.), Experimental Researches on the Time Relations 



of the Excitatory Process in Frogs, 137 

 Printing, Luminous, Fredk. V. Dickins, 121 

 PaL-eontological Research, Specialised and United, W. S. 



Duncan, 120 

 Paljeontological Nomenclature, the Right of Priority in, 34S 

 Palreontological and Embryological Development, Prof. Alex. 



Agassiz, 424 

 PaIa:ozoic and Eozoic, Principal J. W. Da%vson, F.R.S., 3S2 

 Palander (Lieut. A. Louis) Elected Corresponding Member of 



the French Geographical Society, 90 

 Palrnieri (Prof.) on Earthquakes, 155 

 Papin (Denis), Statue of, 431 

 Paraglobulin, the Rotatory Povi^er of, 596 

 P.aris : Academy of Sciences, 24, 48, 72, 92, 116, 140, 164, 187, 



212, 236, 260, 2S4, 30S, 332, 356, 3S0, 432, 456, 480, 504, 



52S, 552, 576, 600, 624 ; Access to the Library of the, 539 ; 



Monthyon Prize Awarded to M. Camille Flammarion, 154 ; 



Admiral Mouchez on the Paris Observatory, 65 ; Formation 



of a Society in, for the Prevention of Excessive Smokin^', 65 ; 



Small Pox in, ni ; Jablockhoff Lights in, 131 ; Electric^Light 



m, 252 ; the Electric Light in the Palais Royale, 441 ; Street 



Astronomers in, 182 ; Improvements in the National Library, 



252, 276, 495 ; Popular Observatory, 592 

 Parker (W. K., F.R.S.), "On the Structiu-e and Development 



of the Skull in the Batrachia," Part III., 161 

 Parkes Museum of Hygiene, First Annual Meeting in connection 



with, 300 

 Parliament, Scieoce in, 7 



Parthenogenesis in the Coleoptera, Rev. J. A. Osborne, 509 

 Pascal, Statue to, 347, 441 

 Paterson (George), Large Hailstones, 292 

 Patterson (Robert Lloyd), " Bird.s, Fishes, and Cetacea commonly 



frequenting Belfast Lough," 289 



Peabody Institute of Baltimore, Thirteenth Annual "Report'' 



of, 205 

 Peal (S. E.), Sounds made by Ants, 583 

 Peat Bed in the Drift of Oldham, J. Nield, 460, sSj ■ G H 



Morton, 511 ; P. O. Hutchinson, 583 

 Peat-Mosses of Europe and North America, R. Braithwaite. 



556 

 Peaty Water, Action of the Air upon. Miss Halcrow .nnd Dr. 



Frankland, 139 

 Pegasi, 85 ; Double-star, 205 

 I'ei-ho, the Vang-t;e, and the Yellow River, Surgeon H. B. 



Guppy, 4S6 ; T. Mellard Reade, 559 

 Peirce (C. S.), the Colour of Double-stars, 291 

 Peirce (Prof. Benjamin, F.R.S.), Obituary Notice of, 607 

 Pendulum Experiment, Foucault's, Permanent Record of Chas. 



R. Cross, 240 

 Penrose (F. C), Large Meteors, 267 

 Perry (Prof. John), Seeing by Telegraphy, 31 ; Wire Torsion, 



604 

 Perry (Rev. S. J., F.R.S.), Comparative Cm-ves in Terrestrial 



Magnetism, 120 ; Aurora Borealis and Magnetic Storms, 



361 ; Fire Ball, 362 

 Perseids, The Shower of August, W. F. Denning, 470 

 Perthshire Society of Natural History, Dr. James Geikie elected 



President of, 66 

 Petermann's Mittheilungen, 158, 254, 351, 596 

 Peters (Prof. C. A. F.), death of, 67 ; Obituary Notice of, 88 

 Petersen (Carl), Death of, at Copenhagen, 206 

 Petersen (Professor Julius), Text -books of Geometry, 360 

 Petrie (Wm. Flinders), The British Museum Attendants, 338 



" Waiting Carriage," 534. 

 Petroleum Spirit and Analogous Liquids, 448 

 Phene (Dr.), On Prehistoric Customs in the Pyrenees, 47S 

 Phenomena of Explosion of Bombs by Freezing of Water, 



Prof. Hagenbach on, 302 

 Philadelphia Academy of Natural Sciences, 1 16, 236; Pro- 

 ceedings, 330 

 PhilUps (J. A.), the Heat of the Comstock Lode, 337 

 Philology, English, Recent Progress of. Rev. A. H. Sayce, 167 

 Philosophy of Voice, Vox Populi, Sequel to the, Charies Lunn, 



556 

 Phosphorescence and Carbon Compounds, 543 

 Phosphoric Acid in the Urine of Cows, S95 

 Photo -Electricity, Prof. Minchin's Researches on, gi 

 Photograjjhic Society, 48 ; Exhibition of, 540 

 Photographs from a Balloon of the Land below, 183, 204 

 Photographing by Lightning, 351 

 Photophoiie, the. Prof. Silvanus P. Thompson, 481 

 Photophone and Selenium, Prof. Graham Bell, 500 

 Phylloxera, Appearance of the, in the Vineyards of Vesuvius 



and the Gulf at Puzzioli and Pianura, 17 

 Physical Society, 16, 22, 91, 139, 210, 258 

 Physical Notes, 18, 89, 133, 156, 206, 2S0, 301, 350, 375, 521, 



543- 595 

 Physical Aspects of the Vortex-Atom Theory, 145 ; S. Tolver 



Preston, 56 

 Physical Science in Russia, 207 

 Physics without Apparatus, 320, 343, 366, 43S, 462, 488, 537, 



588 

 " Physiological Chemistry," by Prof. A. Gamgee, F.R.S., 398 ; 



Dr, M. Foster, F.R.S., 555 

 Phytogeography, Dr. Engler's Work on, 190 

 Piano, Electrical Instrument for recording the Notes played 



on a, 19 

 Piazzoli (Signer), the Influence of Magnetisation on Iron, Sg 

 Pickering (Prof. Edward C.) : Tw^o New Planetary Nebula?, 



327 ; Novel Celestial Object, 483 ; Ceraski's New Variable 



Star, 603 

 Pile-Dwelliugs, Discovery of, in the Vicinity of Milan, 66 

 Planets, Minor, 89 



Planetary Nebula;, Two New, Edward C. Pickermg, 327 

 Plants of the Coal Measure-^ Prof. W. C. Williamson, F.R.S., 



2S1 

 PLants, Digestion in, 521 



Plants fiom Lake Nyassa and Lake Tanganyika, 586 

 Phmimer (John I. ), Height of the Aurora, 362 

 Pneumatic Clocks, 226 



Pogson (G. Ambrose), Thunderstorms at Hamburg, 155 

 Polar Expedition, 1877-7S, the Scientific Results of the Howgate, 



