katiire, Dec. 2, 1880.] 



\vickham, New South Wales, Discovery of Metallic Stone at, 



131 



Wilder (Dr. B. G.), on "The Two Kinds of Vivisection," 517 



Williams (B. Price), on " The Increase of Population in Eng- 

 land and Wales," 205 



AVilliamson (J ), "Fern Etchings : Illustrating all the Species 

 of Ferns Indigenous to the North-Eastern United States and 

 Canada," 16S 



Williamson (Prof.W. C, F.R.S.), Plants of the Coal Jleasure;, 

 281 



Wines, Doctored, 561 



Winnecke's Comet, 131 



Winter "Swallows," Prof. Alfred Newton, F.R.S., 29 



Wintle, S. H., on Black Snakes, 40 



Wire Telephone, Experiments with the, chiefly on Strongly 

 Magnetic Metals, Prof. G. Chrystal, 303 



Wire Torsion, Major J. Herschel, F.R.S., 557 ; Professors John 

 Perry and W. E. Ayrton, 604 



Wires, the Elasticity of, J. J. Bottomley, 447 



Women's Admission to Academic Degrees, Proposed, 70 



Women and the London University Examinations, 399 



Woodpecker, the Lesser Spotted, Duke of Argyll, 95 



Woodward (C. J.), Colour Combinations, 171 



Woodward (Dr.) appointed Keeper of the Geological Depart- 

 ment of the British Museum, 22S 



Wood (Samuel), the "Tree Planter," 336; the "Tree Praner,'' 

 336 



Woolwich Guns, 293 



Worms, Circulation in, 113 



Worms, Inte-tinal, in the Horse, II. Krabbe on, 277 



Wright (Lewis), Tone of Violins, 435 



Wurtz (A.), "Elements of Modern Chemistry," 8 



Wyoming and Idaho, North American Geology, Prof. Archi- 

 bald Geikie, F.R.S., 268 



Yacht, Russian Imperial, Livadia, 270 



Yale College, the Collection of Vertebrate Fossils, 373 



Yang-tse, the, the Yellow River, and the Pei-ho, Surjjeon H. B. 



Guppy, 4S6 ; T. Mellard Reade, 559 

 Yeast and Black Beetles, 1 1 

 Yeddo, article in " L'Exploration" on, 68 

 Yellow River, the, the Yang-tse, and the Pei-ho, Surgeon II. 



B. Guppy, 486 ; T. Mellard Reade, 559 

 Yorkshire College, Annual Report, 347 



Young's (Arthur) Travels in France, Prof. S. P. Thompson, 219 

 Ytterbium, 349 

 Yuccas under Cultivation, Consul E. L. Layard, 606 



Zehfuss (Ilerr), on "After-Images of Motion," 90 

 Zeitschrift fiir das chemische Grossgewerbe, Jul. Post, 95 

 Zeitschrift fiir wissenschaftliche Zoologie, 20, 160, 552 

 Zimmern's (Mrs.) " Geography for Little Children," 20 

 Zinc-Carbon Battery, New," R. Anderson, 133 

 Zinc Powder, Decomposition of Organic Compounds by. Prof. 



Ludwig, 89 

 Zittel (Dr.), the Geology of the Libyan Desert, 587 

 Zoological Gardens, Additions to, 17, 40, 66, 88, ill, 155, 183, 



205, 230, 276, 301, 330, 347, 374, 399, 432, 466, 495. 5I9» 



541, 569, 616 ; the Guide to, 329 

 Zoological Society, 16, 21, 71, 162, 235, 442 

 Zoological Station, A. C. Iladdon's Temporary, at Torbay, 517 



560 

 Zoology, Society of, Berlin, 65 



