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) MONTHLY LETTER OF THE BUREAU OF ENTOMOLOGY. 
Miata tay STATES DEPARTMENT OF AGRICULTURE ‘ 





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BUREAU VISITORS DURING JULK. AUS 111916 
U. §. de aiak Agviealtwre 














@, mas in Washington on agate 21. He is en route m4 Zeypt where he will be 
Or a year in the study of Gelechia gossypiella. ‘ 
7 HL Ritchie, until recently entomoligist in the Department of Agriculture in 
a is now engaged in entomological work for the sugar planters’ association Of 
ce is! 
_ recent visitor at the Drummond laboratory is Mr. C. Hanslope Bocock, assigned 
Mtish Board of Agriculture to study diseases of adult bees in the United 
The socalled "Isle-~of- Wight" disease or Microsporidiosis is reported to have 
Dee eéisive losses in Great Britain and the obiect of this investigation is to — 
x | something of the dissases of adult bees in America and throw some light on the 
bions observed abroad. Mir. Bocock spent a month recently with Dr. Burton N. 
Seeds Agricultural College, Amherst, and will visit other parts of 
ue ANOTHER EDIBLE LARVA. 
are 
fhile Mr. V. A. Roberts of this ae. was By ay ring larvae of the squash-vius 
+ (Melittia satyrinirormis Hbn.) vation, by boiling, it was sug- 
d that he tést them as to their edit Bubial Some were then boiled for about 
minutes and tried by Mr. Roberts who pronounced. them he They were then 
5 
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writer tested, and passed tivorabiy on them, some claiming tha 4 thee were 
| bter than the white grub Lachnosterna sp. The larvae would adie tte have 
fore palatable ir they had been prepared with some kind ‘of seasoning. 
. W. H. WHITH. 
EFFECT, ON REARED MATERIAL, CF HUMIDITY, ET 
BY VARIOUS TYPES OF RWARING CAGES. 
BP 
aia is from Mr. S. A. Rohwer, Specialist in we Hymenoptera: 
ail on the various es Cages. 
k that this is a very important matter and am of the opinion that there should 
ome ons publication describing and naming a11 the various types of cages or 
e devices used by Bureau men. It seems to me that it is of great of impor- 
to know definitely the kind cf cage in which the insect is reared as it is a 
. established fact that albinistic and melanistic forms can be produced by the 
e 

