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Joornal of The Yorkshire Naturalists' Union, and General Field Clnb Becord. 

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THE ENTOMOLOGIST'S MONTHLY MAGAZINE. 



Conducted by J. IV. DOUGLAS; J^. M'LACHLAN, F.R.S., F.L.S.; 

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This Magazine was commenced in 1864, and its pages are principally devoted to infor- 

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A MANUAL OF ZOOLOGY, 



FOR THE USE OF STUDENTS. 

 WITH A GENERAL INTRODUCTION ON THE PRINCIPLES OF ZOOLOGY. 



By Professor HENRY ALLEYNE NICHOLSON. M.D., D.Sc, &c.. 



Of St Andrews University. 



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