EXCHANGKS. 



This column is intended only for -wants and exchanges, not for 

 advertisements of goods for sale. Notices not exceed- 

 ing three lines free to subscribers. 



4S~ 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 — A person in the vicinity of New York City who can spread 

 butterflies skilfully. — W. Tonncl^, 200 W. 726 St., New York City. 



Carabidae of genera Omophroti, Nomaretus, and especially Elaphrus 

 wanted for cash. Specimens other than those from N. E. States more 

 desired. — Alan S. Nicolay, 416a Grand Ave., Brooklyn, New York. 



Liberal exchange given for Lepidoptera needed for the collection of 

 the American Entoniological Society, 1900 Race St., Phila., Pa. 



For Exchange — Insect Life, Vol. I, Nos. 4, 5, 6 ; Vol. II, Nos. 7, 8, 9, 

 10; Vol. Ill, Nos. 4, 5, 9, 10; Vol. 7, bound ; U. S, Bur. Ent. Bull. (N. 

 S.), Nos. 31, 44. Wanted 5th 111. Report, and Riley's 9th Mo. Report.— 

 E. G. Kelly, Welhngton, Kansas. 



Lepidoptera — I have for exchange Eastern U. S. Noctuidae and Geo- 

 melridae mounted on pins, including Catocala elonynipha, similis, prae- 

 clara, gracilis, coccinata, epione, relicta and varieties. Also cocoons of 

 P. Cynthia and C. angulifera. — John H. West, 2057 East York Street, 

 Phila., Pa. 



Wanted for cash — Lucanidae in perfect condition. — Joseph Brunner, 

 Missoula, Montana. 



For exchang'e — Entomological News, 1909, 1910, 1911, also Zeitschrift 

 fiir wissenschaftliche Insecten Biologic, 1910, 1911, 1912. — Henry Worms- 

 bacher, 1357 St. Charles Ave., Lakewood, Ohio. 



Wanted — 12 pair of Argynnis idalia, 3 pair Arg. diana, 2 pair Arg. 

 (f^cf/arrfizV for exchange or cash. — A. F. Porter, Decorah, Iowa. 



Wanted— Will pay cash for fertile females of the genus Eubaphe or 

 give other Lepidoptera in exchange. Specimens from west and north- 

 west especially desired. Write for details. — Alex. Kwiat, 2445 Eastwood 

 Ave., Chicago, 111. 



Orthoptera— Especially from the mid-west examined for collectors. 

 Correspondence invited. — M. P. Somes, Box 226, Mountain Grove, Mo. 



Wanted for Cash or will give liberal exchange for Cetonidae of 

 North, South and Central America. Send in your list. — Frank J. Psota, 

 316 So. Mozart St., Chicago, 111. 



pi^U ^ Al F -^ collection of about 2000 specimens, of about 750 different species and varie- 

 *^^<J^*- iJt^i-tl-t jjgg q{ fi^g smaller moths, Noctuidae, Thyatiridae, Notodontidae, Lasiocani- 

 pidae, Geometridae, etc., collected in the interior of British Guiana, S. A. This is not a lot of 

 trash, but consists of only perfect and selected specimens picked from a large lot. They are un- 

 spread but all on pins, as caught, with indiyidual date and locality labels. These specimens came 

 from a remote region, and the lot probably contains many new and unknown species. Museums 

 or Specialists interested in Exotic material would do well to write for price and further informa- 

 tion on this lot of specimens, as it contains many handsome and unique forms. Also good speci- 

 mens of the giant beetle Dynastes hrrciiles, from Dominica, W. I., fi.oo to $1.50 accordingto size. 



Address JOHN M. GEDDES, 331 High Street, Williamsport, Penna. 

 TO MUSEUMS, SOCIETIES, ETC. 



An experienced collector, now residing in the tropics, who has made a special study 

 of tropical work, is in a position to accept, on moderate terms, a collecting commission from 

 any Museum or Society wishing to make the very interesting and highly requisite addition 

 of a full series of Neotropical Insects to their existing collection. Special data with every 

 specimen, all guaranteed fresh taken and free from mould, acari, etc. Accurate ink or color 

 drawings made from the living specimen if required. W. BUTHN, Cedros, Trinidad, British 

 West Indies. 



