Subscribers are invited to make liberal use of this column. Notices over three lines are 

 liable to be shortened if necessaiy. All insertions free to subscribers. 



Wanted to Purchase or Exchange— Good fresh specimens of Canadian 

 Diurnal Lepidoptera, especially from west and north. H. T- Elwes, Preston, Ciren- 

 cester, Eng, 



Hemiptera Wanted. — Exchanges in Hemiptera desired, especially in Homoptera, 

 either named or unnamed. Correspondence solicited. E. P. Van Duzee, Grosvenor 

 Library, Buffalo, N. Y. 



Canadian Orthoptera Wanted. — I am preparing a Manual on this order, and 

 wish to include all Canadian forms. Should like, therefore, to exchange with any 

 collector. Jerome McNeill, Moline, Illinois. 



Membracid^ Wanted. — I wish to purchase perfect specimens (unmounted pre- 

 ferred) of Membracids not in my collection ; also, any works on the family that I do 

 not possess. F. W. Coding, M. D., Rutland, 111. 



Coleoptera.— I have a good supply of Canadian Coleoptera, especially Ceramliy- 

 cidce, which I wish to exchange for species not in my collection, either American or 

 Exotic. A. H. KiLMAN, Ridgeway, Ont. 



Sphingid.*:, Etc. — Would like to obtain eggs, iarvte or pupa of Sphingidk, also 

 of Cet7-ocampa regalis and Dryocampa imperialis in exchange. Hermann Aich, 96 

 Spring St., New York. 



Cocoons of hybrids female S. Ceanothi male Cecropia, also 6". Gloveri !li\<.\ m^\^t 

 Cecropia. Lists of other specimens exchanged. For perfect specimens liberal exchanges-, 

 will be given. No postal cards replied to. Miss Emily L. Morton, Newburgh, N. 

 Y. (New Windsor delivery). 



Canadian Hymenoptera Wanted — Named or unnamed, for examination or in, 

 exchange. Correspondence desired with collectors in the Eastern and Western Provinces. 

 W. Hague Harrington, Post Office Department, Ottawa. 



Spiders. — I wish to obtain American Spiders, and will exchange or name and 

 return duplicate species. Nathan Banks, 40 Henstis-St., Ithaca, N. Y. 



Cynipid.*; Wanted. — Named or unnamed Cynipidre wanted by purchase or ex- 

 change. Always accompany the flies with their galls when possible. C. P. Gillettf, 

 Ames, Iowa. 



Eggs and Larv^ of Bombyces Wanted. — Will purchase or exchange for eggs 

 or larvffi of any species of Gastropac/ia, Sphingicampa, Coloradia. Euleucophirus, 

 Gluphisia, Heteropacha Rileyana, Saturnia galbina, Seirodonta bilineata, Ncrice 

 bidentata and Parorgyia achatina. Send in tin box. A. S. Packard, Providence, R. I. 



Lepidoptera of Montana exchanged for other desirable species. Chas. A. 

 Wiley, Miles City, Mont. 



I offer Paphia troglodita, Apatura celtis, Colias cmsonia and other Mississippi Valley 

 Diurnals, as well as Sphinges and Bombycids, for species of Lepidoptera, which I do not 

 have. Exchange eggs, larva, pupa, or imagoes. R. R. Rowley, Curryville, Mo. 



A collection of 1,500 Lepidoptera, mostly Mississippi Valley species, hand reared' 

 from larva ; several hundred fine specimens from Europe, Asia, South America and 

 Mexico ; also some good N. A. Beetles, all at low figures. After May 1st can furnish 

 small lots of Paphia troglodita, spread or in papers, at satisfactory prices. 



Address, R. R. ROWLEY, Curryville, Pike Co., Mo. 



REVISED CHECK LIST 



of the Nociuidse of North America, by A. R. Grote, Bremen. 



Part I, Thyatiri7ice-Nocttiince. Price, $1. Send to Ruhle & Schlenker„. 



booksellers, Bremen, or to the author. Important to all students of North 



American Owlet Moths. A limited number of copies "may be obtained 



from Rev. Dr. Bethune, Port Hope. 



