jN'oyember 1. Price \0s. 



THE JOURNAL" 



Of 



THE LINNEAN SOCIETY. 



Vol. XXVI. ZOOLOGY. No. 168. 



CONTENTS. 



Page 



I. Ou the Marine Mollusca o£ Madeira ; with Descriptions 



of Thirty-five new Species, and an Index- List of all 

 the known Sea-dwelling Species of that Island. By 

 the Eev. Eobeex Boog Watson, LL.D., F.E.S.E., 

 F.L.S. (Plates 19 & 20.) 233 



II. The Problem of Utility. By Captain F. "W. Huttok, 



F.R.S. (Commuuicated by Prof. Alfred Newton, 

 F.L.S.) 330 



III. On the Fistulose Polymorph in (S, and on the Grenus 

 Bamulina. By T. Eupebt Jones, F.Ii.S., F.Gr.S., 

 and F. Chapman, A.L.S., F.E.M.S 334 



IV. Eeport on the Acari collected by Mr. H. Fishei*, Natu- 

 ralist of the Jackson-Harms worth Polar Expedition, 

 at Ca[;e Flora, Northbrook Island, Franz-Josef Archi- 

 pelago, in 189G. By A. D. Michael, F.L.S., F.Z.S., 

 F.E.M.S., &c. (Plate 21.) 355 



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LONDON: 



SOLD AT THE SOCIETY'S APAETMENTS, BUELINGTON HOUSE, 



PICCADILLY, W., 



AND BT 



LONGMANS, GEEEN, AND CO., 



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WILLIAMS AND NOEGATE. 

 1897. 



