SiippUiitcnt to Natltre,'^ 

 June I, 1893 J 



Index 



Artificially Incubated Eggs, W. Whitman Bailey, 200 



Artiidaciyle, Artionyx— a Clawed, Prof. Henry S. Osborn, 610 



Arliodaclyle, Protocerus, the New, Prof. Henry S. Osborn, 321 



Artionyx -A Clawed Artiodactyle, Prof. Henry S. Osborn, 610 



Ascidians, the Mantle-cells of, Kowalevsky, 62 



A-ia, Central, Dr. J. Troll's Journey through, 160 



Asia from East to West, the Steppe Belt Traversing, H. J. 



Mackinder, 353 

 \ iatic Loess, the Geology of the, Thos. W. Kingsmill, Prof. 



<;. H. Darwin, F.R.S., 30 

 . sheton (K.), on a Supposed Law of Metazoan Development, 

 176; on the Development of the Optic Nerve of Vertebrates 

 and the Choroidal Fissure ot Embrymic Life, 261 

 Assmann (Prof.), Detailed Description of the Meteorographs 



set up in the '• Urania-Pillars," 287 

 Aston (E.), Atomic Weight of Boron, 165 



Astronomy : Nova Aurigse, 399, 159 ; H. F. Newall, 7 ; Prof. 

 Ba:nard, 282; Mr. Huggms, 425 ; Hydrogen Line H/S in 

 the Spectrum of, Herr Victor Schumann, 425 ; Motion of, Prof. 

 W. W. Campbell, 256 ; the New Siar in the Constellation of 

 Auriga, W. J. Lockyer,i37; Spectra of Planetary Nebulae 

 and, M. Eugen Gothard, 352 ; Astronomical Column, 18,40, 

 63, 88, 114, 132, 159, 186; 208, 235, 256, 281, 303, 326, 

 351. 376, 399, 425. 451. 473. 498, 518, 546. 565, 589. 616 ; 

 Comei iJarnaid (October 12), 18, 40; Comet Brooks (August 

 2S), 18, 41, 63 ; a New Comet (Brooks, November 19-20), 133, 

 186, 208, 235, 257, 281, 304, 326, 352, 376, 399. 425,' 451 ; 

 Pfo^ Kreuz, 159 ; MM. Esmiol and Fabry, 159; Tabular His- 

 tory of Astronomy to the Year 1500 A.u., Dr. Felix Miiiler, 

 18 ; a Large Telescope, iS ; the Atmo>pheies of Planets, 18 ; 

 Comet in Andiomeda, 40; Motion of the Solar System, 

 Prof. J. G. Porter, 41 ; Occultation of Mars and Jupiter by 

 the Moon, Prof. Barnani, 41 ; the Recent Opposition of 

 Mar,, Prof. W. H. Pickering, 235 ; the Canals of Mars, 64 ; 

 ihe Channels of Mars, T. W. Kingsmill, 133; the Markings 

 on Mars, M. Schaeberle, 209 ; the New Comet, 63 ; W. F. 

 Denning, 77 ; M. Bigourdan, 88 ; the Light of Planets, 64 ; 

 John Garstang, 77: Siell.ir Magnitudes in Relation to the 

 Milky Way, Prof. Kapteyn, 64 ; the Fifth Satellite of Jupiter, 

 E. Royer, 71 ; A. A. Common, 208; E. E. Barnard, 377; 

 the Sizes of Jupiter's Satellites, M. J. J. Lauderer, 473; 

 Jupiter and his Satellites, Prof. Pickering, 518; Rutherfurd 

 .Measures of Stars about )3 Cygni, Prof. Harold Jacoby, 77 i 

 Parallax of 3 Cygni, Harold Jacol)y, 399 ; Motion in the Line 

 of Sight, M. H. Deslandies, 88 ; Himmel und Erde, the 

 Heat in .-August 1892, Prof. W. J. van Behber, 88 ; Astro- 

 nomy of the Invisible, Dr. J. Scheiner, 88; Observations of 

 Pcrseids, 88; Comet Holmes (November 6, 1892), 114, 

 132, 159, 186, 209, 235, 281, 303, 351, 376, 425, 47{; M. 

 Schulhof, 256, 451, 498; Lewis Boss, Rev. E. M. Searle, 

 Mr. Roberts, 256 ; Dr. F. Cohn, 326 ; Dr. R. Schorr, 326 ; 

 Piof. Kveler, Prof. C. A. Young, 518 ; W. F. Denning, 365 ; 

 Prof. E. Barnard, 399 ; Spectrum of Comet Holmes, 235 ; a 

 New Comet, 133; Astronomy and Astrophysics, 133 ; a 

 New O servatory at Abastouman, 133; Astronomy at 

 Columbia College, U.S.A., 159; Companion to the Ob- 

 servatory for 1893, 159; Swift's Comet, Prof. Barnard, 186; 

 Comet Swift (a 1892), A. E. Douglas, 546 ; Ultra-Violet 

 Si)ectrum in Solar Prominences, Prof. G. E. Hale, 186 ; Ephe- 

 iiieris for Bodies moving in the Biela Orbit, Dr. Chandler, 

 1S6 ; Madras Meridian Circle Ol-servations, 186 ; a Bright 

 Comet, W. R. Brooks, 114; Astronomical Instruments 

 up to i>ale. Dr. L. Ambronn and Herr Julius Springer, 114 ; 

 Motion of )8 Pcrsei, 1 15 ; Proper Motions, M. Deslandres, 115; 

 the Present Comets, T. W. Backhouse, 127 ; the Star of 

 He hlehem, J H. Siockwtll, 177; Astronomical Theory of 

 tlie Ice Age, N. L. W. A. Gravelaar. 200 ; the Tercentenary 

 of Galileo at Padua, 207 ; Burnham's Double-star Observa- 

 tions, 281 ; the Lick Ob:,ervatory, Miss Milicent W. Shinn, 

 209 ; Washington Magnetic Observations, 209 ; an Atlas of 

 A-ironomy, Sir Ro ert Stawell BaII. F.R S., 225 ; Measure- 

 ment of Distances of Binary Star.<, Prof. Arthur A. Rambaut, 

 226 ; Astronomical Discoveries in 1892, W. F. Denning, 

 256 ; the Meteor Shower of November 23, 1892. 257 ; Total 

 Solar Kclipse April 15-16, 1893. 304, 376,584; M. De la 

 Ba.ime Pluvinel, 281,304; A. Taylor, 317; Astronomical 

 Journal Prizes, 282, 425. 616 ; Newcomh En„'elmann's Popu- 

 lai- Astronomi-, 291 ; Ph )togra|)hic Absorption of our Atmo 

 sphere, Prof. SchaeI.eilc, 304; Harvard C-iilege Oliservaiory, 

 Pio"". Pickering, 304; Solar Observations at Rome, Prof. 



Tacchini, 304, 399, 565 ; the Nautical Almanac for 1896, 

 326 ; Eclipse Photography, M. de la Baume Pluvinel, 326 ; 

 the Andromedes, Maclair Boraston, 326 ; a New Method of 

 Ph -togiaphing the Corona, M. H. Deslandres, 327 ; the 

 Milky Way from the North Pale to 10' of South Declination, 

 drawn at the Eirl of Rosse's Observatory at Birr Castle, Dr. 

 Otto Boeddicker, 337 ; Sun spots and Magnetic Pertur- 

 bations in 1892, M. Ricco, 352 ; New Minor Planets, 

 352 ; the Lunar Surface, 352 ; Remarkable Comets, 

 ) Mr. Lynn, 376 ; Relative Positions of Stars in Cluster 

 X Persei, Sir Robert Ball and Arthur Rambaut, 376 ; 

 L'Astronomie, 377 ; Astronomy for Everyday Readers, B. J. 

 Hopkins, 389 ; the Star Catalogue of the Astronomische 

 GeselLchaft, 399 ; Coincidence of Solar and Terrestrial Phe- 

 nomena, Prof. G. E. Hale, 425 ; Prof. Hale's Solar Photo- 

 graphs, 498 ; La Grandissima Macchia Solaie del Febbrajo 

 1892, A. Ricco, 429 ; Distribution of Stars in Space, Prof. 

 J. C. Kapteyn, 432 ; Theorie du Soleil, Dr. A. Brester, 433 ; 

 Observational Astronomy, Arthur Mee, 434 ; Universal 

 Time, 451; the Bielids,' 1892, M. Bredichiu, 451; the 

 Bielids of 1872, 1885, and 1892, M. Bredichin, 498; Wol- 

 singham Observatory, 518, 590, 616; T. E. Espin, 452; 

 United States Naval Observatory, 452 ; Yale Astronomical 

 Observatory, 452 ;the Evolution of Double Stars, T.J. J. See ; 

 Prof. G. H. Darwin, F. R. S. , 459 ; Observations of the Zodiacal 

 Light, Arthur Searle and Prof. Bailey, 473 ; Winck's Lunar En- 

 largements, 473 ; L'Astronomie for March, 473 ; Bermerside 

 Observatory, 473; the Melbourne Observatory, 498; Natal 

 Observatory, 498 ; Roche's Limit, 509 ; Prof. G. H. Darwin, 

 F.R S.. 581 ; the Horizontal Pendulum, Dr. E. von Rebeur- 

 Paschwitz, 519 ; the Rising and Setting of Stars, 5(9 ; Paris 

 Observa'ory in 1892 M. Tisserand, 546 ; the Large Nebula 

 near | Persei (N.G.C. 1499) (Dr. F. Skinner, 546; Minor 

 Planets, 547 ; La Planete Mars et ses Conditions d'Habita- 

 bilite, Camille Flammarion, William J. Lockyer, 553 ; Paral- 

 laxes of yu and Q Cassiopeiae, Harold Jacoby, 565 ; Fall of a 

 Meteorite, 565 ; Jahrbuch der Astronomie und Geophysik, 

 566; the Observatory, 566; Centenary of Birth of Wilhelmus 

 Struve, 585 ; Photographic Chart of the Heavens, M. Loewy, 

 589 ; Catalogue of Southern S ar Magnitudes, Edwin Sawyer, 

 589 ; a New Table of Standard Wave-Lengths, Prof. H. A. 

 Rojvland, 590; Meteor Showers, 590; Distance of the Stars 

 by Doppler's Principle, G. W. Colle>, jun., 596 ; Large 

 Telescopes, 616 ; Spectrum of j8 Lyras, Prof. Keeler, Societe 

 Astronomique de France, 616 



Astrophysics, Astronomy an I, 133 



Atlantic (North), Pilot Chart of, 86, 398 



Atlantic Ocean, North, Synoptic Daily Weather Charts of, 543 



Atlas of Astronomy, An, Sir Robert Stawell Ball, F.R.S., 225 



Atlas der Volkerkunde, Dr. Gejig Gerland, Dr. Elward B. 

 Tyler, F.R.S., 223 



Atmosphere, Higher, Exploration by Means of Free Balloons 

 with Automatic Recorders of, Gustave Hermite, 119 



Atmosphere, Photographic Absorpiion of our. Prof. Schasberle, 



304 



Atmosphere, the Thermal Exchanges of the. Prof, von Bezold, 

 552 



Atmospheres of Planets, 18 



Atmospheric Electricity in America, Ob-ervations of, T. C. 

 Mendenhall, Prof. Oliver J. Lodge, F.R.S., 392 



Atmospheric Nitrogen, Researches on the Fixation by Microbes 

 of, M. Berthelot, 23 



Auriga, the New Star in the Constellation of, W. J. Lockyer, 

 137 



Auroral Phenomena, Thunderstorms and, J. Ewen Davidson, 

 582 



Auroras, the Height and Spectrum of, T. W. Backhouse, 151 



Ausien(E. E.), Description of New Species of Dipterous In-ects 

 of the Family Syrphida, in the Collection of the British 

 Museum, with Notes on Species described by the late Francis 

 Walker, 335 



Australia: the "Bean-tree" of Central, 40; Catalogue of 

 Eastern and Australian Lepidoptera in the Collection of the 

 Oxford University Museum, Col. C. Swinhoe, 53; an Ancient 

 Glacial Epoch in Australia, Dr. Alfred R. Wallace, 55 ; the 

 South Australian Rust in Wheat Conference, 86 ; a Large 

 Meteorite from V/estern Australia, James R. Gregory, 90 ; 

 Etlgar B. Waite appointed Assistant Curator in the Austra- 

 lian Museum, Sydney, in ; an Introduction to the Study of 

 Botany, with a Special Chapter on some Australian Natural 



