AGEICULTTIEAL ZOOLOGY 



DE. J. RITZEMA BOS, 



LECTUBEE IH THE ROYAL AGKIOIILTnRA.L COLLEGE, WAGBNINGEN, HOLLAND, 



WITH AN INTRODUCTION BY 

 BLEANOE A. ORMEROD, F.R.Met.S., F.R.M.S., etc., 



FOBMBBLT HON. COHSTTLTmO ENTOMOLOGIST TO THE KOTAL AGBICOLTUBAL 

 SOCIETY OE ENGLANB. 



TBANSIiATED BT 



J. E. AINSWORTH DAVIS, B.A. (Tein. Coll.Camb.), F.C.P., 



PROFESSOR IN THE UNTVERSITT OF WALES, AND 



PROFESSOR OF BIOLOGT AND GEOLOGY IN THE 80IENTIFIC AND AGRICULTURAL DEFARTUENTS 



OF THE UHIVEBSITY COLLEGE OF WALES. 



WITH 149 ILLUSTRATIONS. 



LONDON: CHAPMAN & HALL, ld. 



1894 

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