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Leech's BRITISH PYRALIDES, 



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 EXPERIMENTS ON THE 



SEASONAL DIMORPHISM of LEPIDOPt^RA 



By Dr. AUGUST WEISMANN. 



Translated from the German by W. E. Nicholson, F.E.S. This very interesting paper 



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A CATALOGUE OF THE 



LEPIDOPTERA OF IRELAND 



By W. F. De VISMES KANE, M.A., F.E.S., &c. 



This cloth-bound volume contains 166 pages, and a Coloured Plate, preceded by an 



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Fcap. 8vo, Cloth, gilt top, 160 jj/>. + blanks for Notes. Price 2s. 6d. 



POCKET BOOK of BRITISH BIRDS 



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With Description of British Species and Distinguishing Characters ; 

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INSECT HUNTER'5 COMPANION 



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ENTOMOLOGICAL SPECIMENS. 



By the late Rev. JOSEPH GREENE, M.A. Revised and Extended by A. B. EARN. 



" So full of practical information that everyone interested in this phase of Ento 

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WEST, NEWMAN & CO., 54, Hatton Garden, London, E.G. 



