PSYCHE. 
ADVERTISEMENTS 
should reath the editors by the 10th of the 
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BLANK INSECT LABELS. 
No, 1.—40 on a sheet. No. 2. —50 on a sheet. 
Blank Labels for Insects, of the sizes annexed, 
printed in red, on good quality of paper, at two 
cents a sheet, or sixty sheets for a dollar. 
Address B: PICKMAN MANN, 
Cambridge, Mass. 
TORTRICIDAE WANTED. 
I am desirous of obtaining as many North 
American TORTRICIDAE as possible, for the pur- 
pose of studying this family. I shall be glad to 
name and return any TORTRICIDAE forwarded to 
me for this purpose, save such as may prove new 
and desirable to retain for description. 
Pack carefully, and direct to 
PrRor. C. H. FERNALD, Orono, Me. 
PUBLISHED FORTNIGHTLY. 
ANNUAL SUBSCRIPTION (PostPaip), M 6.50 = $1.62. 
Entomologische-Nachrichten, 
Vl. Jahrg. 1880. 
Herausgegeben von Dr. F. Katter. 
Baron v. Harold, Entomological Museum of 
Berlin, says of this magazine :— 
“It is a complete repository of interesting and instruc- 
tive notices ; of practical directions for collecting, observ- 
ing, and preparing specimens; of proposals for exchange 
and sale of insects; of literary information and notices of 
books; and correspondence. In short, it has proved itself 
the special organ for the encouragement and progress of the 
Science of Entomology.”’ 
May be obtained of all booksellers; and from 
the publisher, 
A. DOSE, 
Pursus a. Ricern, 
GERMANY. 
Back volumes may be had from the same, 18754 2.50 M; 
1877 43 M; 187845 M; 1879 46.50 M. 
t@- European exchanges and communica- 
tions will receive more immediate attention by 
being addressed to 
GrorGr Dimmock, 
Leipzig, Germany. 
LEPIDOPTERA. 
Living cocoons, pupae and ova of American lep- 
idoptera bought or exchanged for other species, 
by Monsieur ALFRED WAILLY, (Membre-Lauréat 
de la Société d’Acclimatation de France), 
110 Clapham Road, London, S. W., 
. England. 
DIMMOCK’S SPECIAL BIBLIOGRAPHIES. 
No.1. THE ENTOMOLOGICAL WRITINGS OF JOHN 
L. LECONTE. Compiled by Samuel Henshaw. Edi- 
ted by George Dimmock. Nov. 1878. 11 p.t19X 
12.5, Price, 30 cents; on5 X 12.5 title-slips, $1.25. 
No, 2. THE ENTOMOLOGICAL WRITINGS OF 
GEORGE H. HORN. Compiled by Samuel Hen- 
shaw. Edited by George Dimmock. Jan. 1879. 
6 p.t19X12.5. Price, 20 cents; on 5X 12.5 title- 
slips, 50 cents. 
No. 3. THE WRITINGS OF SAMUEL HUBBARD SCUD- 
DER. Compiled and edited by George Dimmock. 
Aug. 1879. 28p.t19X 12.5. Price 50 cents. 
Address EDITORS OF PSYCHE, 
Cambridge, Mass. 
READERS AND WRITERS ECONOMY CO. 
Every practical device for desk, study or library, 
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Address: Editors of PSYCHE, 
Cambridge, Mass. 
COCCIDAE WANTED 
The undersigned is desirous of obtaining by ex- 
change or otherwise specimens of as many spe- 
cies of the CoccIDAE as possible, for the purpose 
of making a study of the North American forms. 
Those found infesting cultivated plants especially 
desired. Living specimens preferred when they 
can be obtained. J. HENRY COMSTOCK, 
Department of Agriculture, 
Washington, D. C. 
No. 77 was issued 15 Dec. 1880. 
