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IMPORTANT^ NOTICE. 



Journal of Zoology. 

 Volume XXVII. commenced with Part 173. 



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The Journal (both Zoological and Botanical) is 

 now issued in THREE PARTS PER ANNUM as 

 follows : — 



Part I., containing papers read from November to tlie middle 

 of January, on April 1st. 



Paet II., containing papers read from the middle of January 

 to the end of April, on July 1st. 



Part III., containing papers read in May and June, on 

 November 1st. 



Jl' general index to the first twenty Volumes of the 

 Journal (Zoology) may be had on application, either in cloth or 

 in sheets for binding. 



A new CATALOGUE of the LIBRARY may be had on applica- 

 tion. Price to Fellows, 5s. ; to the Public, 10s. 



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