iv Contents. 



PAGE 



Appearance of Comet II. at Paeis. Note eeom M. Chacobnac 220 



Application op Dialysis to the Peeseevation op Building Stones . . . 224 

 Physalia Pelagica (The Poetuguese Man-op-Wae). By H. Noel 



Humpheeys. With a Coloured Plate 233 



Hints to Beginnees with the Miceoscope. By T. Rymeb Jones, 



F.R.S 243 



The Fungus Foot of India. By the Rev. M. J. Beekeley, M.A., F.L.S. 



With Illustrations 248 



On the Aueoea Boeealis. By David Walkee, M.D., F.L.S 258 



Pluckee on Specteum Analysis 265 



Resting Eggs, ok, Statoblasts op a Plumatella. By Heney J. Slack, 



F.G.S. With a Coloured Plate 271 



PlCTET ON THE METHOD OP DeTEBMINING THE AGE OF FOSSIL GrEOUPS ... 275 



Fossil Human Skeleton feom Gitadaloupe. By S. P. Woodwaed, F.G.S. 280 



Life in the Deep Sea 284 



Miceoscopic Weiting, Engeaving, and Peinting 298 



Double Staes — Occultations — The Eaeth in Opposition. By the Rev. 



T. W. Webb, F.R.A.S 299, 370 



Featheeed Fossil feom the Lithogeaphic Limestone of Solenhofen. 



By Heney Woodwaed, F.Z.S. With a Coloured Plate 313 



Oeigin of Infusoeia 320 



The Whip-woem. By T. Spencer Cobbold, M.D., F.L.S. With a Tinted 



Plate 325 



Aspects of Natuee in Southern Peeu. By William Bollaebt,F.R.G.S. 331 



Submaeine Aechitectuee. By Shieley Hibbeed. With an Illustration. 339 



Effects of Haschisch on M. St. Lucca 346 



Caepentee on the Miceoscope 348 



Lassell on an Annulae Nebula 253 



Leech-Lobe. By the Rev. W. Houghton, M.A., F.L.S 354 



Structure and Habits of Physalia. By G. C. Wallich, M.D., F.L.S. . . 362 

 Lamont's New Theory op Atmospheric Yapoue. By Aeexandeb S. 



Heeschel, B.A 36S 



Habits of the Aye-Aye. By W. B. Tegetmeiee 379 



Comets — an Account of all the Comets whose Oebits have not been 



Calculated. By G. Chambees 380 



Feet of Insects. By L. Lane Claeke. With a Tinted Plate 393 



Economic Peoduction of Aetificial Heat. By J. W. M'Gauley 398 



Quetelet on the Electeicity of the Aie 40S 



The Sea Lampeey. By Jonathan Couch, F.L.S. With a Coloured Plate 411 

 Magnificent Meteoe seen on the 27th of Novembee, 1862. By E. J. 



Lowe, F.R.A.S., F.L.S 422 



The Eye and the Miceoscope. By Heney J. Slack, F.G.S 427 



Experiences of Haschisch. By Shieley Hibbeed 435 



Flying Lizaeds of the Secondaey Rocks. By Heney Woodwaed, 



F.Z.S. With Illustrations 443 



Peeuvian Bark Trees and their Transplantation. By Berthold 



Seemann, F.L.S., F.R.G.S 452 



The Moon. By the Rev. T. W. Webb, F.R. A.S 461 



Proceedings of Learned Societies 60, 225, 305, 384, 465 



Gleanings from the International Exhibition 64, 143, 226 



Notes and Memoranda G6, 146,228, 309, 389,469 



