EXCHANGES. 



Not Exceeding Three Lines Free to Subscribers. 



These notices are continued as long as our limited space will allow ; the new 

 ones are added at the end of the column, and only when necessary those at the top 

 (being longest in) are discontinued. 



Wanted For Cash Can. Ent., Vol. xxx, xxxi ; Riley's First Missouri 

 Report and other papers on North American entomology not in my 

 library. Send lists. W. Beutenmuller, Am. Mus. Nat. Hist., New 

 York, N. Y. 



Wanted Bibliography of Economic Entomology, Part 6 ; Div. of 

 Entomology, New Series, Bull. No. 15 ; Technical Bulletin i ; Old Series, 

 Bulls, i, 2, 4, 5, 8, 9, 10, n, 12, 13, 18, 20, 26, 28, 30 and 33. Will pay cash 

 or exchange. Charles W. Hooker, Bureau of Knt . , Washington, D. C. 



Wanted Correspondence with collectors of Lepitloptera desiring to 

 take a trip of from i to 2 years in Malay Archipelago, or following the 

 course of Amazon River in Brazil. A. F. Porter, Decorah, Iowa. 



Wanted Living eggs of tent caterpillars (Malacosoma spp. ) from 

 the western United States. Kindly indicate food plant. Exchange or 

 cash. C. R. Crosby, 43 East Ave., Ithaca, N. Y. 



Wanted No. American Buprestidae and Cicindelae. Will name and 

 return Coleoptera in certain families for specimens of the above. Dupli- 

 cates for exchange. C. A. Frost. 40 Grant St., So. Framingham, Mass. 



For Exchange Eggs of Hemileuca maia, Cicindela and Lepidoptera 

 in paper packages. Desire exotic or native butterflies and beetles. A. 

 Mares, 2517 So Homan Ave., Chicago, 111. 



Pupae of P. modesta, Sm. excaecaius S. eremitus, P. troilus, cres- 

 phontes, cocoons of luna, promethea, polyphemus, cecropia, chrysalids of 

 Catocala illecta in May and other species later. Butterflies and moths in 

 papers and on pins. R. R. Rowley, Louisiana, Mo. 



Wanted for cash or good exchange, live fertilized females or fertile 

 ova of Versicolor, Pandorus, Achemon and Bicolor; can supply fertile 

 ova of hybrid Actias selene, luna, Antherea mylitta and others James 

 L. Mitchell, 212 Indiana Trust Building. Indianapolis, Indiana. 



Wanted addresses of reliable collectors or dealers in Florida, Texas, 

 New Mexico and California for the exchange or purchase of Lepidop- 

 tera. Carlo Zeimet, 170 William St., New York. 



Butterflies I will name spread North American butterflies. Many 

 rare species for exchange. Dr. Henry Skinner, Logan Square, Phila- 

 delphia, Penna. 



Lepidoptera in papers from this locality for exchange. H. L. Geiger, 

 R. D. No. i, Miami, Fla. 



Information wanted as to some efficient method of completely remov- 

 ing vestiture from the legs of Lepidoptera without injury to spines or 

 spurs. F. H. Wolley Dod, Millarsville, Alta, Canada. 



Books Jardine's Nat. Hist., 4ovols., ist issue; Entomologist's Ann- 

 ual, complete, 20 vols. in original covers, fine sets ; Stephen'.-- Mandibu- 

 lata, 7 vols. and suppl., and a quantity of Riker mounts for exchange for 

 books on Lepidoptera. R. C. Williams, 2548. i3th St., Phila.. Pa. 



Identified specimens of Philippine I.epidoptera to sell at ^ dealers 

 rates. 100 species, including 10 Papilios. Hestia leuconoe. Ornithoptera 

 nephereus, for $25. A few to exch O B. Burrell, Lamao, Bataan, P. I. 



SPECIAL INTRODUCTORY OFFERS FOR JULY AND AUGUST 



Fine microscope slides of all insects per 12 boxed, |i 25. Sample slide <>t 

 same prepaid i6r. Send your desiderata list of slides for special prices and 

 offers. Pupae alive in season of abbotii, nessus, etc , @ inc. Spread I.epid- 

 optera IDC. up. Eggs alive or prepared @, 5C up St-nd now as prices will 

 later be raised ioo#. H. C. HORSCH, II Summit Place, Newburyport, Mass. 



