IV CONTENTS. 



Page 

 Proceedings of the Geological Society 1 19 



" The most pious priority purist " on the Lobster, the Crayfish, aucl 

 Professor Bell, by "the Rev. Thomas R. R. Stebbing, M.A., 

 F.R.S., F.L.S. ; Note ou some Sponges from the Auckland 

 Islands, by Prof. R. von Lendenfeld ; On the Sexes of Charaxes 

 mixtus, Rothschild, by A. G. Butler, Ph.D., &c 120-124 



NUMBER ex. 



XI. On a Collection of Homoptera made in Southern Africa. By 

 W. L. Distant 125 



XTI. A Contribution to the Biology of the Social Wasps of Brazil. 

 By II. VON Ihering 133 



XIII. Contributions from the New Mexico Biological Station. — 

 No. IV. Diptera from the Sacramento and White Momitains, in 

 Southeni New Mexico. I. By C. II. Tyler Townsend 138 



XIV. The Physiological Importance of the Aii--Spaces in Flying 

 Animals. By Prof. R. von Lendenfeld 149 



XV. Description of a new Snake from Sierra Leone. By G. A. 

 BOULENGER, F.R.S 154 



XVI. Description of a new Fish from Lake Nyassa. By G. A. 



BOTJLENGER, F.R.S 155 



XVII. On Movement in a Circle as the Fundamental Form of 

 Movement in Animals : its Cause, Manifestation, and Significance. 



By Prof. F. O. Guldberg ib. 



XVIII. On the Tsu-shima Representative of the Japanese Sable. 



By Oldfield Thomas 161 



XIX. On a new Gazelle from Central Arabia. By Oldfeeld 

 Thomas 162 



XX. New Eastern Heterocera. By Col. C. Swinhoe, M.A., 

 F.L.S 164 



XXI. Description of a new Species of Delma from Western 

 Australia. By Dr. A. Gunther 170 



XXII. Descriptions of new Species of Buttt-rfiies fruni the Pacific 

 Islands. By II. Grose Smith, B.A., F.E.S., F.Z.S 172 



XXIII. On Lepidoptera Heterocera from China, Japan, and Corea. 



By John Henry Leech, B.A., F.L.S., F.Z.S., &c 180 



Neio Books: — The Fauna of British India, including Ceylon and 

 Burma. I'ubli.^hed under tlie authority of tlie Secretary of State 

 for India in Council. Edited by W. T. I^l.^nford. — Moths, 

 Vol. IV. Bv Sir G. F. Hamtson, Bart. — The Parasitic Diseases 

 of Poultrv. ■ Bv Fred. V. Theobald, M.A., F.E.S 23(5, 237 



