PSYCHE 
Editor-in-chieJ\ \V. L. \V, Field; 
Asso:iate Editors^ J. H. Emerton, R. Hayward, C. \V. Johnson, A. P. Morse; 
Business Manager, H. H. Newcomb. 
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Territories and Dependencies or in Canada or Mexico; $1.25 to those in other countries. 
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A limited number of copies of volumes 1-9 can be supplied at $5.00 a volume. The 
price of Volume X is §3.00, and that of Volume XI is $2.00. Volumes will not be broken. 
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To Contributors: 
MMS. should be typewritten whenever possible. 
Separates, if desired, must be ordered in advance of publication. 
Fifty Separates of leading articles will be furnished additional copies will be 
supplied at cost. 
Advertising rates furnished upon application. 
All correspondence should be addressed to 
CAMBRIDGE ENTOMOLOGICAL CLUB, 
Care Boston Society ok Natural History, 
BERKELEY STREET, BOSTON, MASS. 
EXCUANOES. 
[Exchange not'ces (not over five Imes) inserted free for subscribers. Notices will be inserted in the order it 
wliich they are received, and those at the top of the column will be removed only when it is necessary to make room for 
new ones at the bottom ! 
AMARA. Being engaged in the study of this genus, I will determine specimens for collectors. These should 
be sent numbered 1 am also anxious to obtain species in other genera of Carabidae not in my collection, from all 
parts of the world, and will purchase or exchange for same. Roland Hayward. Readville. Mass. 
WANTED — Eggs, larvae or pupae-of grasshoppers, dragon-flies, beetles, bugs. etc. Will give tropical 
butterflies in exchange- Denton Bros.. Wellesley. Mass. 
WANTED— Material for the study of the hybrid or polymorphic butterflies of the genus Basilarchia, including 
larvae or pupae of arthcmis or js/yaz/jx. imagos of or or any specimens showing unusual 
characters. Liberal exchange. Specimens retained will be deposited in Museum of Comparative Zoology. W. L. 
W. Field. Milton, Mass. 
LEPIDOPTERA — For exchange, fertile eggs of Hemilcuea niaia. Alfred C. Sampson, Sharon, Mass. 
1 have a few specimens of C. callcta and to exchange for rare or Pupae of same. W.T. 
Buxton. 17 Walter St.. Somerville. Mass. 
VVANTED — Ova. larvae or pupae of Ltmcnitis ur$u!a and arthcmis- Will give cash or exchange. H- H. 
Newcomb. 3$ Court St., Boston, Mass. 
Will collect Diptera. Hymenoptera, Hemiptera and Coleoptera- Would like in exchange, ijuan titles of named, 
or unnamed Buprestidae. Scarab.-teidae, Cerambycidae and Chrysomelidae. Please write immediately toG.Chagnon. 
P. O. Box 186. Montreal. Canada. 
Correspondence desired regarding Rhopalocera of North and South America, especially Argynnis. Papilio, 
.Morpho, Caligo. Exchange or otherwise. T- H. Shepherd. 15 Hope View, Carr Lane, Shipley. Yorks.. England. 
EASTERN MASS- MOTHS WANTED in exchange for same. Also, reliable colored sketches of larva? of 
same. C. V. Blackburn. loi Pine St.. Woburn, Mass. ' 
Am willing to make contracts to collect for the season, with private collectors, museums colleges, or any 
pupl c institution for insects of any order or group desired, either in large or small series. Duplicates of all orders 
for sale f.om Colorado. New Mexico, and Arizona. Correspondence solicited. Ernest J. Oslar, 453s Raleigh St. 
Alcott P. O.. Denver, Colorado. 
