Naturt, Nov. 27, 1879] 



INDEX 



port of the Committee on Atmospheric Electricity in Madeira, 

 444 ; Report of the Committee on Mathematical Tables, 

 444 ; Report of the Committee on Luminous Meteors, 444 ; 

 Report of the Committee for Calculating Tables of Sun- 

 Heat Coefficient?, 444 ; Report of the Close Time for Indi- 

 genous Animals' Committee, 444 ; Report of the Committee 

 tor Investigating the Natural History of Socotra, 444 ; 

 Report of the Committee on an Instrument for Detecting 

 Fire-Damp in Mines, 445 ; Report on the Occupation of a 

 Table at the Zoological Station at Naples, 465 ; Report on 

 the Occupation of the Table, by W. F. Sladen, 466; Report 

 of the Committee for Exploring Caves in Uorneo, 484 ; 

 Report on Underground Waters, 485 ; Report of the 

 Anthropometric Committee, 485 



Section A (Mathematical and Physical). — Opening Address 

 by the President, G. Johnstone Stoney, K. R.S., 407 ; on 

 Lightning Protectors for Telegraphic Apparatus, W. II. 

 Preece, 445 ; on the Friction of Water upon Water at Low 

 Velocities, Rev. Dr. Ilaughton, 445 ; on the Tension of 

 Vapours near Curved Surfaces of their Liquids, G. F. Fitz- 

 gerald, 445 ; Etherspheres a vera causa of Natural Philo- 

 sophy, Rev. S. Earnshaw, 446 ; on Synchronism of Mean 

 Temperature and Rainfall in the Climate of London, H. 

 C. Fox, 446 ; on the Fundamental Principles of the Al- 

 gebra of Logic, Dr. A. Macfarlane, 446 ; on the Influences 

 of the Angle of the Lip of Rain Gauges on the Quantity 

 of Water collected, Baldwin Latham, 446 ; on the Re- 

 tardation of Phase of Vibrations transmitted by the Tele- 

 phone, Prof. S. P. Thompson, 447 ; on some New Instru- 

 ments for the Continuation of Researches on Specific 

 Inductive Capacity, J. E. II. Gordon, 447 ; on the Cause 

 of the Bright Lines of Comets, G. John^tone Stoney, 466 ; 

 on the Improvements in Dynamo-Electric Machines, W. 

 Ladd, 467 ; on the Direct Motion of Periodic Comets of 

 Short Period, Prof. H. A. Newton, 467 ; on Self-Acting 

 Intermittent Siphons, Rogers Field, 467 ; on the Constancy 

 of the Capacity of Ceriain Accumulators, Dr. Muirhead, 

 468 ; on the Bursting of Fire-Arms when the Muzzle is 

 Closed, Prof. G. Forbes, 468 ; on the Conduction of Elec- 

 tricity, A. J. C. Allen, 468 ; on Secular Changes in the 

 Specihc Inductive Capacity of Glass, J. E. H. Gordon, 485 



Section B (Chemical Science). — Notes on Recent Spectral 

 Observations, J. Norman Lockyer, F.R.S., 468 ; on Lar-^e 

 Crystals of Mercury Sulphate, Philip Braham, 468 ; on the 

 Manufacture of Crucible Steel, H. S. Bell, 468 ; a Lecture 

 Experiment in Illustration of the HoUway Process of Smelt- 

 ing Sulphide Ores, A. H. Allen, 469; on the Presence of 

 Nitrogen in Steel, A. H. Allen, 469 ; on the Separation of 

 Phosphorus in Steel Manufacture, Thos. Blair, 469 ; Ex- 

 periments with the Induction Balance, W. Chandler Roberts, 

 F. R.S., 485; Note on Petroleum Spirit or Benzoline, A. 

 H. Allen, 486 ; on some Concretion Balls from a Colliery 

 Mineral Water, Thomas Andrews, 486 ; on the Detection 

 of Milk Adulteration, W. H. Watson, 486 



Section C (Geology). — Opening Address by the President, 

 Prof. P. Martin Duncan, F.R.S., 448 ; on the Coal Fields 

 and Coal Production of India, V. Ball, 469 ; on the 

 Keuper Beds between Retford and Gainsborough, F. M. 

 Burton, 469 ; On a Northerly Extension of the Rhcetic 

 Beds at Gainsborough, F. M. Burton, 470 ; the Age of the 

 Penine Range, E. Wilson. 470; on Geological Episodes, 

 J. F. Blake, 470; the Surface Rocks of Syria, J. Perry, 

 470 ; on the Bone-Caves of Derby.-hire, Prof. Boyd 

 Dawkins, F.R.S., 471; on Ammonites and Aptychi, 

 C. Moore, 471 ; on the Classification of the British Pre- 

 Cambrian Rocks, Dr. H. Hicks, 47 1 ; on the Volcanic 

 Products of the Deep Sea of the Central Pacific with 

 reference to the Challenger Expedition, Abbe A. Renard 

 and J. Murray, 486; the Geological Age of the Rocks of 

 West Cornwall, J. H. Collins, 487 ; Geological Facts 

 Observed in Natal, Rev. G. Blencowe, 487; on "Culm" 

 and " Kulm," Prof. G. A. Lelx)ur, 487 ; on some Pebbles 

 in the Boulder Clay of Cheshire and Lancashire, Dr. C. 

 Ricketts, 487 ; on the Occurrence of a Fi-h Allied to the 

 Coccosteus in a Bed of Devonian Limestone, nearChudleigh, 

 J. E. Lee, 487 ; Evidences of the Existence of Paloeolithic 

 Man during the Glacial Period in East Anglia, S. B. J. 

 Skertchley, 487 ; on Carboniferous Polyzoa and Pala;o- 

 coryne, G. R. Vine, 487 ; on the Replacement of Siliceous 

 Skeletons by Carbonate of Lime, W. J. Sollas, 487 ; on 



the Foundations of the Town Hall, Paisley, M. Blair, 487 1 

 on Ostrakocanthus dilatatus, a Fossil Fish from the Coa 

 Measures South-East of Halifax, Yorkshire, J. W. Davis, 

 487 

 Section D (Biology). — Opening Address by the President, Prof. 



St. George Mivart, F.R.S., 393 

 Department 0/ Anatomy and Physiology. — Address by Dr. Pye- 

 Smitb, 408 ; on a Visual Phenomenon and its Explanation, 

 Wm. Ackroyd, 471 

 Department of Anthropology. — Address by Dr. E. B. Tylor, 

 F.R.S., 413; Flint Implements from the Valley of the 

 Bann, W. J. Knowles, 489; on the Relations of the Indo- 

 Chinese and Inter-Oceanic Races and Languages, A. H. 

 Keane, 489 ; on the Evidence of the Existence of the 

 Palaeolithic Man during the Glacial Period in East Anglia, 

 S. B. J. Skertchly, 489 ; on a New Estimate cf the Date 

 of the Neolithic Age, S. B. J. Skertchly, 490 ; on the 

 People of Urua, Commander Cameron, 490 ; on the Native 

 Races of the Head Waters cf the Zambezi, Major Serpa 

 Pinto, 490 ; on the Native Races of the Gaboon and Ogovve, 

 M. Brazza, 490 

 Department of Zoology and Botany. — On a Case of Disputed 

 Identity — Haliphysema, Prof. Ray Lankester, F.R.S., 471; 

 on the Insects which Injure Books, Prof. Westwood, 471 ; 

 the Occurrence of Leptodora in England, Sir John Lubbock, 

 F.R.S., 472; on the Homologies of the Cephalopoda, J. 

 F. Blake, 472 ; on Cyclops, Marcus M. Hartog, 472 ; on 

 Mimusopeae, Marcus M. Hartog, 472 ; on Fruits and Seeds, 

 Sir John Lubbock, 472 ; on the Capreolus or Spermatophore 

 of some of the Indian Species of the Helicidse, Lieut.-Col. 

 H. H. Godwin-Austen, 487 ; on Budding in the Syllidean 

 Annelids, chiefly with reference to a Branched P'orm from 

 the Challenger, Dr. W. C. Mcintosh, 488 ; Comparisons of 

 the Effects of the Frosts of l86o-6l and 1878-79, E. J. 

 Lowe, F.R.S.,488; Recent Addition-i to the Moss Flora 

 of the West Riding of Yorkshire, C. P. Hobkirk, 489 

 Section E (Geography). — Opening Address by the President, 

 Clements R. Markham, C.B., F.R.S., 472; on the Ex- 

 ploration of the Ogowe River, M. de Brazza, 474 ; on the 

 Afghan War — the Kurum Valley, Capt. G. Martin, 475 ; 

 on the Pishin Valley, Lieut. Gore, 475 ; on the Geography 

 of the Upper Course of the Brahmaputra, C. E. D. Black, 

 491 ; Dutch Expedition to Central Sumatra, Prof. P. J. 

 Veth, 491 ; Journey across Africa, Major Pinto, 491 ; 

 Afghan War — the Jellalabad Region, Wm. Simpson, 491 ; 

 the Shorawak Valley and the Tolia Plateau, Major Camp- 

 bell, 492 ; the Indian Survey, 492 

 Section F (Economic Science and Statistics). — The Scientific 

 Societies in Relation to the Advancement of Science in the 

 United Kingdom, Prof. Leone Levi, 475 ; Elementary 

 Natural Science in the Board Schools of London, Dr. 

 Gladstone, F. R.S., 492; Apprentice Schools in France, 

 Prof. S. P. Thompson, 493 

 Section G (Mechanical Science). — Opening Address by the 

 President, J. Robinson, 417 

 "British Burma," by Capt. Forbes, 3 

 British Guiana and Venezuela, Boundary between, 581 

 British Museum Library, 33 ; the Map Department of, 130 ; 



Electric Light at, 590, 615 

 Bronze Implements, Spurious, 401 



Brook Courses, Fonts in the Rocks of, Wm. Morris, 430 

 Brorsen's Comet : 37, 59 ; W. H. M. Christie, 5, 75 ; W. Mar- 

 shall Watts, 27, 94 ; T. W. Backhouse, 27 ; Major G. L. 

 Tupman on, 27 

 Brown (J. T.), on Vapour-Density Methods, 565 

 Browne (W. R.), the Carving of Valleys, 504 

 Brussels, Congress of Commercial Geography at, 64, 5S1 

 Brutes, Intellect in, 21, 29, 77, 96, 122, 147, 196, 243, 291, 315, 



428, 505, 580 

 Buchan (Alexander), Greenwich Meteorological Observations, 



525. 602 

 Buckton (C. M.), "Town and Window Gardening," 354 

 Bud-Variations in Bananas, Fritz Miillcr, 146 

 Bulletin de 1' Academic Royale de Belgique, 185, 331 

 Buoys, Illuminated, Distinguishing Characteristics for, Thomas 



Stevenson, 85 

 Burial-place, Discovery of an Ancient, 640 

 Burke (E., jun.). Do Bacteria or their Germs exist in the Organs 

 of Living Healthy Animals ? 580 ; Superficial Earthquakes, 

 629 



