R. FRIEDLANDER & SOHN, 



Carlstrasse 11, BERLIN. 



OUR ENTOMOLOGICAL CATALOGUES: 

 I. Coleoptera, 58 pages. 

 II. Lepidoptera, 34 pages. 

 III. Hymenoptera, Diptera, Orthoptera, etc., 44 pages. 



Gratis and Postfree on application. 



Entomologische Nachrichten. Entomological journal devoted to all parts 

 of entomological science. Published fortnightly. With figures. 



Price of subscription $2.00. Specimen numbers gratis. 



EXCHANGES. 



HEMIPTERA desired in exchange, especially in HOMOPTERA, either 

 named or unnamed. Correspondence solicited. E. P. Van Duzee, Gros- 

 venor Library, Buffalo, New York. 



Wanted, Cocoons and Crysalids of N. A. Macrolepidoptera. Will ex- 

 change exotic species for same. L. W. Mengel, 620 Penn St., Reading, Pa. 



COLEOPTERA and ORTHOPTERA and Chrysalids from New York and N. 

 Mexico, collected 1889, in exchange for Coleoptera, Orthoptera and chrys- 

 alids of N. America. H. Meeske, 1542 Gates Ave., Brooklyn, N. Y. 



I desire to buy Macro-Lepidoptera from the North and West of the U. S , 

 from S. America, Africa and Australia, at fiberal rates. B. Neumoegen, 

 P. O. Box 2581, New York City. 



COLEOPTERA of New York in exchange for any North American species 

 not in my collection. Correspondents in the South and West especially 

 desired. John D. Sherman, Jr., 953 Pau Id ing Street, Peekskill, X. Y. 



WANTED. Entomological books, periodicals, papers, reports and clip- 

 pings. Will exchange for them original drawings or paintings of insects. 

 Alcla M. Sharp, Gladbrook, Iowa. 



WANTED. Macrolepidoptera of North America. Will exchange or 

 purchase. C. S. McKnight, Saratoga Springs, N. Y. 



LEPIDOPTERA of Montana exchanged for other desirable epecies.- Chas. 

 A. Wiley, Miles City, Mont. 



COLEOPTERA. I wish to exchange G. spcciosus and 5". ralcanita for 

 other perfect specimens of Cerambycidae. Send list of duplicates to 

 Christ. Hauschildt, care of Cosack & Co., Buffalo, N. Y, 



Dr. FRANZ SPAETH, I Kohlmessergasse 3, Vienna, Austria, offers Eu- 

 ropean, Syrian and exotic Coleoptera in exchange for North and South 

 American Coleoptera, especially Cerambycidae and Chrysomelidce. Send 

 list of specimens. 



WANTED for cash or exchange, determined or undetermined, Melan- 

 dryichr and Oeclemerida;. ^oe. ^- Thompson, Box 7^, Kosebank P. O., 

 S. I., N. Y. 



I VIM. ICATES of British Xoctua- and Exotic Ikitterflies. in papers, in fine 

 condition. Indian and South American desiderata; A. diana ?' C , fine, 

 and other species, especially Papilios, etc. W. Dannatt, Ivy Dene, \Yest- 

 conibe Park, London, S. E." England. 



WANTED. Entomological books, periodicals, etc., in exchange for 

 Japanese insects. H. Loomis, Yokohama, Japan. 



COLEOPTERA in exchange for specimens not in my collection; also for 

 entomological books, papers, etc. Correspondents desired in the South 

 and West. Lee B. Walton, Jr., Bear Lake, Warren ConnU, Pa. 



