XVill 



INDEX 



[Nature, Dec. i, \X 



Doce (Brazil), Wm. J. Steains, 596 ; on some Defects in the 

 Ordnance Survey, H. S. Wilkinson, 597 ; Utilization of the 

 Ordnance Survey, Sir Chas. Wilson, 597 ; New Bathy-oro- 

 graphical Map of the Clyde Basin, Dr. H. R. Mill, 597 ; a Plea 

 for the Metre, E. G. Ravenstein, 597 ; the Beginning of the 

 Geography of Great Britain, Prof. Boyd Dawkins, 595 ; 

 Teaching of Geography at the Universities, H. J. Mackinder, 

 596 ; Return of Lieut. Wissmann from his Journey across 

 Africa, 616 ; M. Louis Navez on the Influence of the Various 

 Geological Formations in Belgium, 617 ; Dr. Oscar Baumann 

 on the Island of Fernando Po, 617 ; A. J. Wauters on Lake 

 Muta-Nzige, 617 

 Geology : the Scenery of Scot'and viewed in Connection 

 with its Physical Geology, Ai-chibald Geikie, F.R.S-, 14; 

 Prof.A. H. Green, F.R.b., 553; Microscopic Structure of some 

 Caucasian Rocks, Prof T. G. Bonney, F.R.S., 70 ; Geologi- 

 cal Society, 71, 94, 191, 165, 286 ; the London Clay and 

 Bagshot Beds of Aldershot, Lieut. H. G. Lyons, W. H. 

 Huddleston, F.R.S., 71 ; the Formation of Loess from the 

 Glacial Gravelly Clay in the Tian-Shan, Krasnoff, no; 

 Geological Science in Norway, ni ; the Eozoonal Rock of 

 Manhattan Island, L. P. Gratacap, 116 ; on Taconic Beds and 

 Stratigraphy, J. D. Dana, u6 ; on the Enlargement of Horn- 

 blendes and Augites in Fragmental and Eruptive Rocks, C. 

 R. van Hise, 1 16 ; Imperial Geological Union, Sir J. William 

 Dawson, F.R.S., 146 ; Oberpliociin Flora aus den Baugruben 

 des Niederrad und Schleuse bei Hochst a M., T. Geyler and 

 F. Kinkelin, 150 ; Geological Investigation of the Congo, M. 

 Edward Dupont's Proposed, 162 ; Notes on the Geology of 

 Part of the Eastern Coast of China and the Adjacent Islands, 

 163 ; Dr. H. Hick's Explorations of Caverns in North Wales, 

 185 ; the Upper Cretaceous Series in Suffolk and Norfolk, 

 Jukes-Brown and Hill, 191 ; Geological Structure of 

 Finistere, 212 ; Geology of England and Wales, Horace B. 

 Woodward, 218 ; Carapaced Hydrosaurian discovered in Aix- 

 la-Chapelle District, 2b2 ; the Action of Subterranean Waters, 

 Daubree, 264 ; Nephehne Rocks in Brazil, O. A. Derby, 286 ; 

 Albite Crystals in Limestone Rocks and Western Alps, C. 

 Lory, 287 ; Outlines of the Geology of Northumberland and 

 Durham, Prof G. A. Lebour, Prof A. H. Green, F.R.S., 289 ; 

 Comparative Study of the Geological Systems of Corsica and 

 Eastern Pyrenees, Ch. Deperet, 383 ; Russian Geological 

 Literature, 400 ; Opening Address by Henry Woodward, 

 F.R.S., in Section C of the British Association, 447 ; on the 

 Mineralogical Constitution of Calcareous Organises, by 

 Vaughan Cornish and Percy F. Kendall, 571 ; the Matrix of 

 the Diamond, Prof H. Carvill Lewis, 571 ; on the Discovery 

 of Carboniferous Fos-ils in a Conglomerate at Moughton Fell, 

 near Settle, Yorkshire, Robert Law and James Horsfall, 57 1 5 

 Places of Geological Interest on the Banks of the Saskat- 

 chewan, Prof J. Hoyes Panton, 571 ; the History and Cause 

 of the Subsidences at Northwich and its Neighbourhood in the 

 Salt District of Cheshire, Thos, Ward, 572 ; the Sonora 

 Earthquake of May 3, 1887, Dr. T. Sterry Hunt, F.R.S., 

 and Jas. Douglas, 572; the Disaster at Zug on July 5, 1887, 

 by the Rev. E. Hill, 572 ; the Triassic Rocks of West Somer- 

 set, W. A. E. Ussher, 572 ; the Devonian Rocks of West 

 Somerset on the Borders of the Trias, W. A. E. Ussher, 572 ; 

 Observations on the Rounding of Pebbles by Alpine Rivers, 

 with a Note on their Bearing upon the Origin of Bunter Con- 

 glomerate, Prof T. G. Bonney, F.R.S., 573 ; the Terminal 

 Moraines of the Great Glaciers of England, Prof. H. Carvill 

 Lewis, 573 ; on some Important Extra- Morainic Lakes in 

 Central England, North America, and Elsewhere during the 

 Period of Maximum Glaciation, and on the Origin of Extra- 

 Morainic Boulder-Clay, Prof II. Carvill Lewis, 573 ; on the 

 Extension of the Scandinavian Ice to Eastern England in the 

 Glacial Period, Prof. Otto Torell, 573 ; a Comparative Study 

 of the Till or Lower Boulder-Clay in several of the Glaciated 

 Countries of Europe (Britain, Scandinavia, Germany, Switzer- 

 land, and the Pyrenees), Hugh Miller, 573 ; Note on a few 

 of the many Remarkable Boulder- Stones to be found along 

 the Eastern Margin of the Wicklow Mountains, Prof. Edward 

 Hull, F. R. S., 574; on New Facts relating to Eozoon 

 canadense. Sir J. William Dawson, F. R.S., 574 ; Preliminary 

 Note on Traverses of the Western and of the Eastern Alps 

 made during the Summer of 1887, Prof. T. G. Bonney, F.R.S., 

 590 ; Origin of Banded Gneisses, J. J. H. Teall, 590 ; on the 

 Occurrence of Porphyritic Structures in some Rocks of the 



Lizard District, Howard Fox and Alex. Somervail, 590 ; Pre- 

 liminary Observations on the Geology of Wicklow and 

 Wexford, Prof. Sollas, 591 ; some Effects of Pressure on the 

 Sedimentary Rocks of North Devon, J. E. Marr, 591 ; on the 

 Organic Origin of the Chert in the Carboniferous Limestone 

 Series of Ireland, and its Similarity to that in the Correspond- 

 ing Strata in North Wales and Yorkshire, Dr. George 

 Jennings Hinde, 591 ; on the Affinities of the so-called 

 Torpedo {Cyclobaiis, Egerton) from the Cretaceous of Mount 

 Lebanon, A. Smith Woodward, 591 ; Pliocene Beds of St. 

 Erth, Cornwall, Robert Geo. Bell, 591 : on a Star-fish from 

 the Yorkshire Lias, Prof J. F. Blake, 591 ; the Classification 

 of the Dinosauria, Prof Seeley, F.R.S., 591 ; on the Reputed 

 Clavicles and Interclavicles of Iguanodon, Prof H, G. Seeley, 

 F.R.S., 591 ; on the Permian Fauna of Bohemia, Prof. Anton 

 Fritsch, 591 ; Geological Nomenclature, 453 ; Geology of 

 Africa, Dr. Giirich, ■ 478 ; Von Soil's Exploration of Wood 

 Mountain in New Siberia, 478 ; Explorations in Wappinger 

 Valley Limestone of Dutchess County, New York, W. P. 

 Dwight, 479 ; Manner of Deposit of Glacial Drift, O. P. Hay, 

 480 ; Exploration of the Yukon District, 525 ; Elements of 

 Primary Geology, T. Sterry Hunt, F.R.S., 574; Gastaldi on 

 Italian Geology and the Crystalline Rocks, T. Sterry Hunt, 

 F. R. S., 575 ; Notes on the Geology of Florida, William H. 

 Dall, 575 ; the Proposed New Geological Museum at Cam- 

 bridge, 586 ; Primary Observations on the Geology of Wicklow 

 and Wexford, Prof Sollas, 590 ; M. Navez on the Influence 

 of the Various Geological Formations in Belgium, 617 

 Geometry : a Treatise on Geometrical Optics, R. S. Heath, 

 J. Larmor, 219 ; on the Normal Derivatives of the Potential 

 Function of Surfaces, G. Morera, 455 ; the Relation of 

 Geometrical Structures to Chemical Properties, Prof Wis- 

 licenus, 569 ; a New Mode of Geometrical Demonstration, 

 with Examples showing its Application to Lines and Angles, 

 Surfaces and the Products of Three or Moi'e Straight Lines, 

 Dr. Maver, 602 ; First Steps in Geometry : a Series of Hints 

 for the Solution of Geometrical Problems, with Notes on 

 Euclid, Useful Working Propositions, and many Examples, 

 R. A. Proctor, 602 

 Germanium, Dr. Clemens Winkler, 525 ; a Double Fluoride of 



Potassium and. Profs. Krliss and Nilson, 209 

 Germany : German Association of Naturalists, 63 ; German 

 African Society, 91 ; Meeting of German Naturalists and 

 Physicians at Wiesbaden, 136; German Weather Reports, 159 ; 

 German Meteorological Office, J. S. Harding, 205 ; German 

 Carnivorous Plants, Kerner and Wettstein, 209 ; Annual 

 Meeting of the German Geological Society, 586 ; Statistics of 

 Snow-fall in Central, 42 ; Dr. Otto Knopf, 198, 210 ; Light- 

 ning Damage in, Dr. Hellmann, 159; School of Forestry in 

 Germany, J. Croumbie Brown, 193 ; Education in Germany, 

 Samuel Smith, 567 

 Geyler (T.) and F. Kinkelin, Oberpliociin Flora aus den 

 Baugruben des Klarbeckens bei Niederrad und Schleuse bei 

 Plochst a M., J. Starkie Gardner, 150 

 Giffard (Henry), Prize for Eloge of, 63 



Gififen (Robert), Opening Address in Section F (Economic 

 Science and Statistics), the Recent Rate of Material Progress 

 in England, 487 

 Giglioli (Prof Henry H.), Earthquake in the Western 

 Riviera, 4; Fermenti e Microbi, Dr. E. Klein, F.R.S., 

 316 

 Gilbert (Dr., F.R.S.) and Sir J. Lawes, F.R.S., the Present 

 Aspect of the Question of the Sources of Nitrogen in 

 Vegetation, 570 

 Gingers, Chinese, 374 



Glaciers : Manner of Deposit of Glacial Drift, O. P. Hay, 480 ; 

 Glacial Period, the, and the Antiquity of Man, Rev. Joseph 

 Prestwich, 165; Migrations of Pre-Glacial Man, 245; Terminal 

 Moraines of the Great Glaciers of England, Prof II. Carvill 

 Lewis, 273 ; on some Important Extra-morainic Lakes in 

 Central England, by Prof. H. Carvill Lewis, 573 ; on the 

 Extension of the Scandinavian Ice to Eastern England in the 

 Glacial Period, Prof Otto Torell, 573 

 Gladstone (Dr. J. H., F.R.S.) : Dispersion Equivalents, 239 ; on 

 the Action of an Electric Current in hastening the Formation 

 of Lagging Compounds, 524 ; Dispersion Equivalents and 

 Constitutional Formulae, 570 

 Glaser (Ed.), Contemplated Journey in Southern Arabia, 478 

 Glasgow, International Exhibition at. Proposed, 137 



