U-2 



PSYCHE. 



[March 1SS4.) 



Psyche, A journal of Entomology. 



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^^^ Commencing with the niimero for ^January 

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COCCIDAE WANTED. 

 The undersigned is desirous of obtaining, by ex- 

 change or otherwise, specimens of as many species of 

 the Coccidae as possible, for the purpose of making 

 a study of the North American forms. Those found 

 infesting cultivated plants especially desired. Living 

 specimens preferred when they can be obtained. 

 J. Henry Comstock. 

 Department of Entomology, 



The Cornell University, 



Ithaca, N. Y. 



R. FRIEDLANDER k SOHN, 



Berlin N. W., Carlstrasse 11. 



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 established since 1827. 



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 Just published. Part IX. Entomology i. (General 

 Entomology. — Coieoptera.l 46 p. about 2000 works. 

 — X. Entomology 2. (Lepidoptera), comprising 

 among others the library of the late Prof. P. C. Zel- 

 ler, 30 p., about 1300 works. — XI. Entomology j, 

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