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THE JOURNAL 



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THE LINNEAN SOCIETY. 



Vol. XV. ZOOLOGY. No. 85. 



CONTENTS. 



Page 



I. On the Classification of Gasteropoda. — Part II. By 

 John Denis Macdonald, M.D., F.B.S., Inspector 

 Gen. E.N. (Communicated by G. E. Dobson, M.B., 

 E.L.S.) 241 



II. Mollusca of H.M.S. * Challenger' Expedition.— Part 

 VII. By the Bev. Robert Boog Watson, B.A., 

 E.E.S.E., F.L.S., &c 245 



III. Notes on British Tunicata, with Descriptions of new 

 Species. I. Ascidiidse. By W. A. Herdman, D.Sc. 

 Edinb. (Communicated by Sir Wyville Thomson, 

 F.B.S., E.L.S.) (Plates XIV.-XIX. and 3 woodcuts.) 274 



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