Price %s. 6d. cloth. 



ELEMENTS OF ENTOMOLOGY; 



AN OUTLINE 



OF THE 



NATURAL HISTORY AND CLASSIFICATION OF INSECTS. 

 By W. S. DALLAS, F.L.S. 



" In everything essential the book is excellent, and will prove a 

 useful guide for the Entomological Student.'^ — Annals of Natural 

 History. 



Price 35. Qd. 



THE WORLD OP INSECTS: 



A 



aXJIDE TO ITS ^VOISTDERS. 



By J. W. DOUGLAS. 



^' There are probably few Entomological Works that stand a 

 better chance of being extensively read than the ' World of Insects;' 

 for it is written with so much heartiness that it is very difficult to 

 put the book down when once we have taken it up, and the motto 

 ' Corde et inanu' breathes the spirit that pervades the whole." — 

 Stainton's ^^ June,^' p. 117. 



London: John Van Vookst, 1, Paternoster Row. 



