ENTOMOLOGICAL NEWS 



published monthly, excepting August and September, m charge of the Entomo- 

 logical Section of The Academy of Natural Sciences, Philadelphia, 



and The American Entomological Society. 

 ANNUAL, SUBSCRIPTION, $2.OO IN ADVANCE. 



SINGLE COPIES 24 CENTS. 



Advertising Rates: Per inch, full width of page, single insertion, $1.00 ; a dis- 

 count of ten per cent, on insertions of five months or over. No advertise- 

 ment taken for less than $1.00 Cash in advance. 



All remittances, and communications regarding subscriptions, non-receipt 

 of the NEWS or of reprints, and requests for sample copies, should be 

 addressed to ENTOMOLOGICAL NEWS, 1900 Race Street, Philadelphia, Pa. 

 All Checks and Money Orders to be made payable to the ENTOMOLOGICAL 

 NEWS. 



complaints regarding non-receipt of issues of the NEWS should be pre- 

 sented within three months from date of mailing of the issue. After that 

 time the numbers will be furnished only at the regular rate for single 

 copies. 



all other communications to the editor, Dr. P. P. Calvert, 4515 

 Regent Street, Philadelphia, Pa., from September 15th to June isth, or at 

 the Academy of Natural Sciences from June 15th to September 



TO CONTRIBUTORS. All contributions will be considered and passed 

 upon at our earliest convenience, and, as far as may be, will be published 

 according to date of reception ENTOMOLOGICAL NEWS has reached a 

 circulation, both in numbers and circumference, as to make it necessary to put 

 '"copy" for each number into the hands of the printer four weeks befoie date 

 of issue. This should be remembered in sending special or important matter 

 for a certain issue. Twenty-five "extras," without change in form and without 

 covers, will be given free, when they are wanted ; if more than twenty-five 

 copies are desired, this should be stated on the MS. The receipt of nil papers 

 will be acknowledged. Proof will be sent to authors for correction only when 

 specially requested. 



SPECIAL NOTICE TO AUTHORS 



Owing to increased cost of labor and materials, only one plate (of line- 

 engravings only) will be published in each issue of the NEWS during 1918, 

 except where authors furnish the necessary blocks, or pay in advance the cost 

 of making blocks, and pay for the cost of printing the plates. Information as 

 to the cost will be furnished in each case on application to the Editor. 

 Blocks furnished or paid for by authors will, of course, be returned to authors 

 after publication, if desired. 



ST~ The printer of the NEWS will furnish reprints of articles over and above the twenty-five 

 given free at the following rates : Each printed page or fraction thereof, twenty-five copies, 

 15 cents; each half tone plate, twenty-five copies, 20 cents; each plate of line cuts, twenty- 

 five copies, 15 cents ; greater numbers of copies will be at the corresponding multiples of 

 these rates. 



500 PIN-LABELS, 25 CENTS! All Alike on a Strip. 



Sma'lest Type. Pure White Ledger Paper. Not Over 4 Lines or 30 Characters (13 to a Line > 

 Additional characters 1c each, per Line, per 500, Trimmed. 



C. BLACKBURN, I 2 Pine St., STONEHAM, MASS., U. S. A. 



