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Indiana. J. J. Davis (Juno 22): Spring cankerworns were more abundant and 
destructive in northern Indiana than for many years. Unsprayed apple 
orchards were commonly defoliated; among the' shade trees, elm was most 
often defoliated. 
Illinois. C. L. Metcalf (June 2U) : A threatening outbreak of fall cankerworn 
was reported fron Cook and Lake Counties the last of May and the first 
of June. Applo, eln, hackberry, maple, oak, and- hickory were being de- 
foliated. Larvae submitted the first of June were approximately half 
grown. 
Michigan. R. Hut son (June 20): The fall cankerworn. has been vory abundant 
in south-central Michigan.. Elms wore badly defoliated. 
Wisconsin. E. L. Chambers (June 2 ] 4) : Shade trees, principally eln, maple, 
oak, and basswood, have been defoliated in large areas all over the State 
by A. ponotaria . 
Iowa. C. J. Drake (June 2U) : Cankerworns ( three or four species) have de- 
foliated nany elm and other trees throughout a large part of Iowa. 
Nebraska. M. H. Swonk (June): The spring cankerworn was .reported to be 
danaging elm trees in Howard and Custer Counties. 
FOREST TENT CATERPILLAR ( Malacosoma disstria Hbn.) 
Maine. H. B. Peirson (June): Very severe outbreaks in southwestern, eastern, 
and northern Maine. East and north of :Mt. Katahdin an area of 60,000 
acres was defoliated. 
New Hampshire. J. V. Schaffner, Jr. (June U) : At East Andover a severe infes- 
tation was noticed in a forest of mixed hardwoods. 
Vermont. H. L. Bailey (June 18): Forest tent caterpillars completely defoli- 
ating many maple sugar orchards and street tree maples and some elms 
in the southern half of the State. Many dead larvae were seen on tree 
trunks in Addison County, apparently the result of wilt disease. Cocoons 
were found in considerable numbers on Juno 11. Pupation occurred from 
1 to 2 weeks earlier than last year. 
Massachusetts. A. I. Bourne (June 25): Tent caterpillars began to hatch 
about the 9th or 10th of April and have boon unusually abundant, fully 
as abundant in the eastern part of the State as they were last year. 
Leaf injury has boon considerable. 
Connecticut. 7/. E. Britton (June 22): In Windsor, on June U, noderate nunbers 
of caterpillars were observed resting on the trunks of oak trees but leaf 
injury was slight. Gypsy noth scouts report this insect very abundant 
in the vicinity of Union City and Stafford. M. P. Zappe observed then as 
numerous in Canaan, Litchfield, Salisbury, Sharon, and Thonpsonville. 
