196 The American Naturalist. [Februar 
and in the same issue Mr. S. H. Scudder publishes some interesting 
biological notes on American Gryllide. With this issue, Psyche begins 
its seventh volume. oy 
Mr. G. C. Davis has prepared an interesting and valuable illustrated | 
paper on insects injurious to celery. It is issued as Bulletin 102 of 
the Michigan Experiment Station. i 
Professor Herbert Osborn, Ames, Iowa, has bound together two of 
his recent papers on injurious Iowa insects which contain much valua- 
bleinformation. He offers a limited number of copies for sale at 30 
cents each. Roe 
An excellent biographical notice of Dr. H. A. Hagen appears in 
Entomological News for December. 
Professor M. H. Beckwith reports’ that in Delaware during the past 
season crops of all kinds have been unusually exempt from the attacks 
of insects. In his summary of the year’s work he discusses a number 
of injurious insects and experiments with remedies. The arsenite 
were found effective for the plum curculio, and the pyrethro-kerosené 
emulsion proved an excellent destroyer of aphides. A 
The last issue of Insect Life containsa full report of the Madison 
meeting of the Association of Economic Entomologists. K 
*Fourth Rept. Del, Ag. Expt. Station, 89-103. 
