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POREST TENT CATERPILLAR ( Malacosoma disstria Hbn.) 
Vermont. H. L. Bailey (June 24): Generally less abundant than last 
year in most of the State. No defoliation noted in Orange and 
northern Windsor Counties, where infestation was severe in 1937“3£>- 
Heavy outbreak reported from Grafton, northern Windham County, 
and Chester, southern Windsor County. 
Connecticut. P. Wallace (June 21): Caterpillars fairly common 
throughout New Haven and Litchfield Counties, but no serious 
defoliation noted. Not so abundant as last year. 
New York. N. Y. State Coll. Agr. News Letter (June 12): In Delaware 
County, eastern New York, maple worms that have defoliated tre- 
mendous areas of hard maples on the mountain side have been 
feeding on cauliflower in several fields. 
New York Herald Tribune (June IS) : A severe outbreak in 
two widely separated areas of the State announced today. 
Observations indicate that considerable defoliation is present 
in the Harlem Valley section in the towns of Austerlitz, Hillsdale, 
and Chatham, and spotted outbreaks, where some defoliation 
appears, have been noted in Cortland, Chenango, Otsego, Oneida, 
Herkimer, and Schoharie Counties. Most severe part of outbreak 
in Delaware County, heavy defoliation being quite general over 
the entire county. 
New Jersey. M. D. Leonard (June 15) : Not at all abundant this spring 
at Ridgewood and very little evidence of feeding noticed on 
oak and maple. 
Pennsylvania. T. L. Guyton (June 6): Causing defoliation in areas 
in Susquehanna County. Evident from Hop Bottom to New Milford 
to Montrose. Larvae seemed to be about full grown. In great 
clusters on trunks of maple, elm, and other forest and shade trees. 
North Dakota. J. A. Munro (June 22): Very abundant in the vicinity 
of Elbowoods, McLean County, and the adjoining section of 
Dunn County. 
Montana. H. B. Mills (June 12): Abundance on apple and shade trees 
at Bozeman slightly more than average. M. fragilis Stretch 
considerably more abundant on wild cherry and rose than usual 
in the Gallatin Valley. 
Washington. S. M. Dohanian (June 15 ) : Poplars, willows, hawthorns, 
wild apples, and several other species of trees growing in the 
swampy lands bordering on the Columbia River between Kalama and 
Longview, a distance of 8-10 miles, were entirely defoliated. 
Most of the larvae apparently full grown,' and some had formed 
cocoons. Some trees on the west bank of the river (on the 
