CONTENTS. IX 



Page 

 E. Rat Lanxester (Secretai-y), Professor Sydney H. Vines, Mr. A. Sedg- 

 wick, and Professor W. F. R. Weldon 583 



Report of Algological Work. By G. Beebnee 583 



Report on Nerves of Arenicola, Nereis, &c. By F. W. Gamble, M.Sc. 584 

 Report on Mr. J. H. Wadswoeth's collection of material for the Study 

 of the Embryology of Alcyonium. By Professor S.J. Hickson,F.R.S. 585 



Occupation of a Table at the Zoological Station at Naples. — Report of the 

 Committee, consisting of Professor W. A. Heedman, Professor E. Ray 

 Lankestee, Professor W. F. R. Weldon, Professor S. J. Hickson, Mr. A. 

 Sedgwick, Professor McIntosh, Mr. W. E. Hoyle, and Mr. Percy Sladen 

 (Secretary) 587 



Appendix I. — The Pseudobranch and Intestinal Canal of Teleosteans. 



By James F. Gemmill 588 



J, II. — (I) The Relations between Marine Animal and Vege- 

 table Life in Aquaria. By H. M. Vernon 589 



„ (2) The Relations between the Hybrid and Parent 



Forms of Echinoid Larvse. By H. M. Vernon ...589 



„ III. — On the Variation of Cardium, Donax, and Tellina. By 



J. Parkinson 593 



,, IV. — List of Naturalists who have worked at the Zoological 



Station from July 1, 1897, to June 30, 1898 594 



„ V. — List of Papers which were published in 1897 by Natu- 

 ralists who have occupied Tables in the Zoological 

 Station 595 



Photographic Records of Pedigree Stock.— By Feanois Galton, D.C.L. 

 (0.xf.), Hon. Sc.D.(Camb.), F.R.S 597 



The Climatology of Africa.— Seventh Report of a Committee consisting of Mr. 

 E G. Ravenstein (Chairman), Sir John Kirk, Mr. G. J. Symons, Dr. H. 

 R. Mill, and Mr. H. N. Dickson (Secretary). (Drawn up by the Chair- 

 man.) •■ 603 



The Mechanical and Economic Problems of the Coal Question. By T. Foestee 

 Brown, M.Inst.C.E 611 



A New Instrument for Drawing Envelopes, and its Application to the Teeth 

 of Wheels and for other Purposes. Bv Professor H. S. Hele-Shaw, LL.D., 

 M.Inst.C.E 619 



Screw Gauge. — Third Report of the Committee, consisting of Mr. W. H. 

 Peeece (Chairman), Lord Kelvin, Sir F. J. Beamwell, Sir H. Tetjeman 

 Wood, Major-Gen. Webbek, Col. Watkin, Messrs. Conead W. Cooke, 

 R. E. Ceompton, a. Steoh, A. Le Neve Foster, C. T. Hewitt, G. K. B. 

 Elphinstone, T. Buckney, E. Rigg, C. V. Boys, and W. A. Price (Secre- 

 tary), appointed to consider means by which Practical Effect can be given 

 to the Introduction of the Screw Gauge proposed by the Association in 1884 627 



The North- Western Tribes of Canada.— Twelfth and Final Report of the 

 Committee, consisting of Professor E. B. Tyloe (Chairman), Sir Cuthbert 

 E. Peek (Secretary), Dr. G. M. Dawson, Mr. R. G. Halibueton, Mr. 

 David Boyle, and Hon. G. W. Ross, appointed to investigate the Physical 

 Characters, Languages, and Industrial and Social Conditions of the North- 

 western Tribes of the Dominion of Canada 628 



I.— Physical Characteristics of the Tribes of British Columbia. By 



Feanz Boas and Livingston Faeeand 628 



II.— The Chilcotin. By Livingston Farrand 645 



