OBSERVATIONS 
UPON 
INJURIOUS INSECTS 
SEASON OF 1891. 
By C. P. GILLETTE. 
THE FRUIT-TREE LEAF- ROLLER. 
[Caccecia argyrospila , Walk*.) 
IMPORTANT REFERENCES AND SYNONYMS. 
1869 . —Robinson, C. T. Tortrix furvana. Described as new 
species. 
1870 . —Packard, A. S. Tortrix V-signatana. Mass. Agr’l. Rep. 
Described. 
1885 .—Packard, A. S. Caccecia argyrospila Walk. Rep. Com. 
of Agr. p. 329 . 
1890 .—Riley & Howard. Caccecia argyrospila Walk. Insect Life 
v. 3 , p. 19 . 
1890 .—Packard, A. S. Caccrcia argyrospila Walk. 5 th Rep. Ent. 
Com. p. 192 . 
Soon after arriving at Fort Collins in January 
of last year, I noticed upon the trunks, branches 
and small twigs of apple and other fruit trees, little 
grayish egg-patches (Fig. 1, a) of some small moth. 
^Determined for me by Mr. L. O. Howard, Washington, D. C., End by Dr. C. H 
Fernald, Amherst, Mass. 
