ORNITHOPTERA ALEXANDRAE. 



Fine perfect specimens of this grand rare species are offered ; also O. 

 chimaera Zelotypia staceyi, superb rarity many others. Largest stock of 

 exotic Coleoptera, rarities and unnamed series. Also the most important 

 books on Entomology in stock. 



Janson & Sons, Naturalists & Booksellers 44, Great Russell St., London, W.C. I. 



CA1 17 A large collection of butterflies Papilios 



ft^Tl^flbft^^HJ 



only from all parts of the world. All 

 mounted and classified in three large cabinets. 



C. F. GROTri 



14 Poplar Place, New Rochelle, N. Y, 



PUBLICATIONS ISSUED BY THE 

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THE BULLETIN OF ENTOMOLOGICAL RESEARCH 



Published quarterly. Containing original articles on Economic Entomology (illustrated ). Ann- 

 ual Subscription in advance for Vol. xiii ( 1922), 155. post free ; separate parts 55. each, pest 

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THE REVIEW OF APPLIED ENTOMOLOGY 



Published monthly. Containing reviews of current works on Economic Entomology throughout 

 the world. Published in two series, "A" dealing with insect pests of cultivated plants, and 

 "B' 1 dealing with insects conveying disease or otherwise injurious to man and animals 

 Annual Subscription in advance for Vol. x ( 1922), Series "A" izs.; Series "B" 6s. post fret . 

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Publication Office : 41 Queen's Gate, London, S. W. 7. 



The Entomologist s Monthly Magazine. A journal devoted 

 to general Entomology, started in 1864, and now edited by G. C. 

 Cbampion.J. E. Collin, W. W. Fowler, R. W. Lloyd, G. T. Porritt 

 and J. J. Walker. 



It contains descriptions of new genera and species in all orders 

 (British and foreign) , life histories, reviews of new works, etc. Vol. 

 LVIII (VIII of the 3d Series) was commenced in January, 1922 

 The subscription for the 12 numbers is 15 shillings per annum, post 

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