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FSYCHI ADVERTISER. 



Sept., /7 1875.; 



Psyche is issued once ;i month, by the Cambridge Entomological Club. 

 No. 1 was issued May 1874; it is expected that Vol. I will be completed 

 with No. 32, Dee. 1N70. The subscription price in North America, payable 

 in advance to the editor, is as follows : For any twelve months, one dollar ; 

 tor the thirty-two mouths, until further notice, two dollars and sixty cents. 

 Foreign subscriptions, which may be sent in available postage-stamps, air 

 reckoned at the rate of live shillings or marks or six francs to the dollar. 

 Acknowledgements of money received will be sent with the Xos. paid for. 



Notes on the history, habits and occurrence of insects and other Arthro- 

 pods are solicited from all observers. 



Advertisements will be inserted, till further notice, at the rate of fifteen 

 '•cuts per hundred letters of running matter, for the first insertion. Lists 

 of species in columns, three cents a species. Advertisements continued 

 for two or more months will he charged half price for each subsequent 

 insertion, but no advertisement will be taken for less than thirty cents 

 for the first insertion. 



Address communications : Editor of Psyche, < 'ambridge, Mass.. U. S. A. 



RECENT WORKS BY MR. S. H. SCUDDER. 



The Geographical Distribution of Insects in New Hampshire; 50 pp. 



with a plate and two colored maps. roy. 8vo . . . $1.00 



Historical Sketch of Generic names used in Butterflies. Svo 203 pp. 1.00 

 The Species of the Lepidopterous genus Pamphila. 4to pamphlet. 



with two plates, one in chromolithography . . . 1.00 



L'ceuf et la chenille d'Oeneis Aello. Svo pamphlet, with a plate .30 



Catalogue of the Butterflies of America, north of Mexico. Part 1. 

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For sale by the 



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