errasslio])pors tlian usual, and in Professor Brunor's absence in South 
America liis assistant and former companion on some of these trips, 
Mr. W. 1>. Hunter, also of tlie University of Nebraska, was <omiDis- 
sioucd to undertake the work. Mr. Hunter's report is j)ubbsl»ed in 
full, and it is <;ratif\ inj^" to note tliat althou«;h the true Western migra- 
tory grasshopper was, owing to couditions which he has pointed out, 
more abundant than for several years ])ast, the character of the season 
of 1SI)7 was such as to suggest the piobability that tlie numbers of 
this insect will be much less during the summer of 1898. The articles 
by Mr. Cociuillett ])resent synopses of the si)ecies of the insects known 
as black-Hies, or butfalo-gnats, and on the habits of the injurious tliesof 
the families Oscinida* and Agromyzida*, and will have an interest by 
no means limited to the systematise The accurate knowledge gained 
from the view of the habits of the last-named families will be of esi)e- 
cial value to the economic worker jKirticularly interested in the insect 
enemies of grains and grasses. 
L. (). li. 
