1902.] ENTOMOLOGICAL NEWS. 



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. 



Identification of Insects (Imagos) for Subscribers. 



Specimens will be named under the following conditions : ist, The number of species 

 to be limited to twenty-five for each sending ; 2d, the sender to pay all expenses of trans- 

 portation and the insects to become the property of the American Entomological Society ; 

 3d, Each specimen must have a number attached so that the identification may be an- 

 nounced accordingly ; 4th, All insects must be mounted. Exotic species named only by 

 special arrangement with the Editor, who should be consulted before specimens are sent. 

 Send a 2-cent stamp with all insects for return of names. Please put date of capture 

 and exact locality on each specimen. Before sending insects for identification, read 

 page 41, Vol. III. Address all packages to ENTOMOLOGICAL NEWS, Academy Natural 

 Sciences, Logan Square, Philadelphia, Pa. 



Dytiscidae from Florida and other Southern States, from Illinois and 

 Ohio, and from the Northwest, Alaska, British Columbia and Hudson 

 Bay wanted in exchange for cash. Address John D. Sherman, Jr., 148 

 East Eighteenth Street, New York City. 



Wanted at once. For cash. One hundred cocoons : cecropia, polyphe- 

 miis or promethea. L. O. Howard, Division of Entomology, U. S. Dept. 

 of Agriculture. Write before sending. 



In Exchange for specimens of equal value, especially Catocalas, I offer 

 C. Blandula, Micronympha, A/abamce, Olivia, etc. Joseph Mattes, 138 

 East 48 Street, New York City. 



Chrysomelidse Wanted. Especially Cryptocephalini. Undetermined 

 material accepted. Will give good exchange. Frederick Knab, 8 Spring- 

 field Street, Chicopee, Mass. 



Lepidoptera. Wanted by purchase or exchange. B. A. Overbeck, 30 

 Hill St., Allegheny, Penna. 



Wanted. Cocoons of Cynthia and Luna moths in exchange for co- 

 coons of Promethus and Cecropia. Harry Russell, 905 Clinton Ave., 

 Bridgeport, Conn. 



Arctians Living eggs or larvae of any North American moths of the 

 genus Arctia wanted for the purposes of studying preparatory stages. 

 Will be glad to render help, if possible, as to wants of anyone assisting. 

 Arthur Gibson, Cent. Exp. Farm, Ottawa, Can. 



Basswood Insects. The writer is making a special study of insects in- 

 jurious to Basswood ( Tilia]. Notes on insects found feeding on this tree 

 will be acceptable. Arthur Gibson, Cent. Exp. Farm, Ottawa, Can. 



Lepidoptera. Wanted for cash : cocoons of A. pernyi and eggs of A. 

 yawa-tnaiand A. pernyi. R. Ludwig, 513 Empire Bldg., Atlanta, Ga. 



Will collect any order in Pennsylvania and New Jersey this season in 

 exchange for Hymenoptera. J. Chester Bradley, 2221 Spring Garden St., 

 Philadelphia. 



Wanted. Specimens of the genus Homoptera (except edusa and 

 lunata], from all parts of the United States and Canada, for comparison. 

 Will give other North American Lepidoptera in exchange. W. E. Long- 

 ley, 115 South 64th Ave,, Oak Park, 111. 



Lepidoptera. I would like to correspond and exchange with some 

 new beginners. Phineas Whiting, To6 Fairmount Street, Lowell, Mass. 



