Index 



•Oldham (K. D.), Explosion Craters in Burma, 137 ; Con- 

 stitution of the Interior of the Earth as Revealed by 

 fiarthquakes, some New Light on the Origin of Oceans, 

 2S6 



•Oliver (Prof. F. W.), the Structure and Affinities of Physo- 

 sloina elcgaiis (Williamson^, 558 



Oli\er (Thomas), New Method of Ascertaining Twist in 

 Single Threads, 238; Influence of Twist on the Strength 

 of a Thread, 23S 



■Omori (Prof.), Tilting of the Ground during a Storm, 553 



Ootheca Wolleyana, an illustrated Catalogue of the Col- 

 lection of Birds' Eggs formed by the late John WoUey, 

 jun., 241 



•Oppolzer (Prof. Egon von), Death and Obituary Notice of, 

 296 



Optics ; Leitfadcn der pralvtischcn Optik, Dr. .Alexander 

 Gleichen, 5 ; the Dispersion in .Artiticial Double Refrac- 

 tion, Dr. L. N. G. Filon, 45; Statistical Investigations 

 of Optical Phenomena, Dr. E. Leyst, 64 ; Pleochroic 

 Halos, Prof. J. Joly, 71, 589; Reaction of the Tissue of 

 the Iris to Light, A. Nepveu, 120; Inversion of the Image 

 in Vision, David Coylc, 135 ; an Experimental Study of 

 the Image-forming Powers of Various Types of Eyes, 

 Leon J. Cole, Prof. John G. McKendrick, F.R.S., 274; 

 the Perception of Colour by the Eye, J. M. Dane, 298; 

 Differences of Colour Exhibited by Thin Films of Gold 

 Produced on the Surface of a Glass Plate near which a 

 Gold Wire is Slowly Disintegrating, owing to the Pas- 

 sage of an Electric Current, explained by L. Houllevigue, 

 325 ; New Method of Measuring directly the Double Re- 

 fraction in Strained Glass, Dr. L. N. G. Filon, 343 ; a 

 New Optical Property of Magnetic Bi-refraction belong- 

 ing to Certain Non-colloidal Organic Liquids, A. Colton 

 and H. Mouton, 344; a Reflected Mirage, Dr. C. G. 

 Knott, 407 ; a System of Applied Optics, being a Com- 

 plete System of Formulje of the -Second Order, and the 

 Foundation of a Complete System of the Third Order, 

 with Examples of their Application, H. Dennis Taylor, 

 Edwin Edser, 409 ; Luminous Efficiency and the Mechan- 

 ical Equivalent of Light, Dr. Charles V. Drysdale, 606 ; 

 Laws of Action of Light on Glucosldes, Enzvmes, Toxins 

 and Anti-bodies, Georges Dreyer and Olav Hanssen, 608 ; 

 Dispersion of Double Refraction in Relation to Crystal 

 Structure, Dr. T. H. Havelock, 631; Newton's Rings 

 in Polarised Light, C. V. Raman, 637 ; Edwin Edser, 

 637 



■Orbit of a-Draconis, the, J. S. Plaskett, 41 



Orbit of i Orionis, the, Mr. Plaskett, 281 



•Orbits of Binary Stars, N. Ichinohe, 301 ; Herr Luden- 

 dorff, 301 



Orbits of Four Double Stars, the. Dr. Doberck, 65 



'Organic Chemistry, a Text-book of, A. Bernthsen, 98 



Origin of the Domestic Striped Tabby Cat, the, R. I. 

 Pocock, 414 



Origin of Radium, the, Frederick Soddy, 150; Dr. Bertram 

 B. Boltwood, 293, 544, 589 ; Prof. E. Rutherford, F.R.S., 

 661 



•a Orionis, Titanium Flutings in the Spectrum of, Mr. 

 Newall, 185 



J Orionis, the Orbit of, Mr. Plaskett, 281 



Ornithology : Osteology of the Oligomyodian and Dia- 

 cromj'odian Passeres, W. P. Pycraft, 21 ; Rare Birds in 

 Norfolk, J. H. Gurney, 39 ; Tasmanian Cockatoo and 

 Grubs of certain Barli-burrowing Insects, 86 ; Foreign 

 Birds .Acclimatised into New Zealand, James Drummond, 

 108 ; Birds and their Nests and Eggs found in and near 

 Great Towns, G. H. Vos, 221 ; Ootheca Wolleyana, an 

 illustrated Catalogue of the Collection of Birds' Eggs 

 formed by the late John Wolley, jun., 241 ; Proceedings 

 of the Fourth International Ornithological Congress, 

 London, June, inoj, forming vol. xiv of the "Ornis," 

 289 ; Parasitic Habits of the African Honey-guides, A. K. 

 Haagner, 374; the Ruff, reappearance in Norfolk, Miss 

 E. L. Turner, 387 ; the Bird, its Form and Functions, 

 C William Beebe, 489 : Report on the Immigrations of 

 Summer Residents in the Spring of 1906, 521 : the Cali- 

 fornian Condor, Graham Renshaw, 524 : Familiar In- 

 dian Birds, Gordon Dalgliesh, 564 ; Colouring of the 

 Interior of the Mouths ofNestling Perching-birds, W. P. 

 Pycraft, 622; New Zealand Birds, Jas. Drummond, 638; 

 Death and Obituary Notice of Howard Saunders, 642 ; 



Birds 1 have Known, Arthur H. Beavan, supp. to October 

 10, vi ; a Ready Aid to Distinguish the Commoner Wild 

 Birds of Great Britain, David T. Price, supp. to October 

 10, vi ; Birds of the Countryside, a Handbook of Familiar 

 British Birds, Frank Finn, supp. to October lo, vi ; the 

 Useful Birds of Southern Australia, Robert Hall, supp. 

 to October 10, vi 



Orton (Dr.), Transformation of Aromatic Nitroamines, 

 483 



Orycteropus, the Dental Formula of. Dr. R. Groom, 294 



Osborn (Prof. H. F.), the Permian Reptile Naosaurus, 

 333-4 ; E.xperiences in the Fayum in Search of Fossil 

 \'ertebrate Remains, 622 



Osborne (Dr. T. B.), Study of the Proteins of the Wheat 

 Grains, 421 



Osmaston (L. S.), F'orestry in Dry Districts of the Deccan, 

 500 



Ottawa, the Dominion Observatory, 625 



" Owl " Nebula (M. 97), Possible Changes in the. Prof. 

 Barnard, 3S9 



Oxford : Oxford University Observatory, 162 ; the Oxford 

 Geography, vol. i, the Preliminary Geography, A. J. 

 Herbertson, 219; vol. iii, the Senior Geography, A. J. 

 Herbertson and F. D. Herbertson, 219; the Dillenian 

 Herbaria, an Account of the Dillenian Collections in the 

 Herbarium of the University of Oxford, together with a 

 Biographical Sketch of Dillenius, Selections from his 

 Correspondence, Notes, &c., G. Claridge Druce, 289 



Paddison (W. P.), Displacement of Chlorides from Solu- 

 tion by Alcohol and by Hydrogen Chloride, 262 



Pagan Survivals and Christian Adaptations, Rev. J. W. 

 Hayes, 663 



Painters, Modern, John Ruskin, 267 



Paleobotany : the Succession of Plant Remains in British 

 Peat Mosses, F. J. Lewis, 60; the Flowering Plants of 

 the Mesozoic Age in the Light of Recent Discoveries, 

 Dr. D. H. Scott, F.R.S., at Royal Microscopical Society, 

 113; Miadcsinia menibranacca, Bertrand, a New Palae- 

 ozoic Lycopod with a Seed-like Structure, Dr. M. Ben- 

 son, 342 ; Plant Remains in the Scottish Peat Mosses. 

 F. J. Lewis, 407 



Pateolithics : the Discovery of Stone Implements of 

 Pala;olithic Type in Vcddah Caves, Drs. F. and P. 

 Sarasin, 82 ; the Stone Implements of Soulh -Africa, 

 J. P. Johnson, 99; Orientation of Megaliths in Brittany, 

 Dr.- Baudouin, 649 



Pala;ontology : Sub-fossil Primates from Madagascar, 

 H. F. Standing, 60 ; Mandible of Tctrabelodon from 

 the Loup Fork Formation, Nebraska, 60 ; Cetacean 

 Skull from Eocene Marl of the Ashley River, near 

 Charlestown, South Carolina, F. \V. True, 63 ; Triassic 

 Sandstone from Storeton, Cheshire, displaying labyrinth- 

 odont and reptilian footprints, 63 ; Chinueroid Fishes, 

 Prof. Bashford Dean, 67 ; Skeletons of the Extinct Hippi- 

 dium and Macha^rodus, contrasted with those of the 

 Modern Horse and Tiger, Dr. F. Ameghino, 204 ; E.xist- 

 ence of Rudimentary Horns in Certain Members of the 

 Toxodont Group, Dr. F. Ameghino, 204 ; Account of 

 the Skull of the Cretaceous Pliosaurian Genus Brachauch- 

 enius, S. W. Williston, 278 ; New Horned Rodent, 

 Epigaulus hatclicri from the Miocene of Kansas. J. W. 

 Gidley, 333 ; the Permian Reptile Naosaurus. Prof. H. F. 

 Osborn, 333-4 ; Additional Remains of the Ground-sloth, 

 Grypothcriitm listaci, from Patagonia, Dr. Theodor 

 Studer, 421 ; Reptilian Foot-prints in Higher Bebington 

 Sandstone Quarry at Storeton, 421 ; Reconstruction of 

 Diprotodon from the Callabonna Deposits, South Aus- 

 tralia, Prof. E. C. Stirling, F.R.S., 543 : the Silurian 

 Arachnid, Eurypierus fischcri, 576; Les Grottes dc 

 Grimaldi (Baouss^-Rouss^), G^ologie et Paltontologie, 

 Prof. Marcellin Boule, William Wright, 590 ; Experiences 

 in the Fayum in Search of Fossil Vertebrate Remains, 

 Prof. H. F. Osborn, 622 



Palazzo (F. Carlo), the Structure of Cyanic Acid, no 



Palestine, Flowers and Trees of. Miss A. A. Temple, 564 



Parallax, the Value of the Solar, 89 



Paris .Academy of Sciences, 23, 47, 72, 95, 119, 143, 167, 



