-34> 
FOREST TERT CATERPILLAR ( Malncosona disstria Hbn.) 
Vermont and Massachusetts. J. V, Schaffnor, Jr. (July ll); Outbreak of this 
caterpillar, which has boon rampant throughout the soiithorn half of Vermont 
and western part of Massachusetts since 1935t has now subsided. Caterpillars 
and cocoons collected in some localities oarly in July, but feeding has been 
very light and infestations extremely local. 
New York, J, V. Schaffnor, Jr, (July 19) : Several areas of woodland, ranging 
from 5 to 100 acres in sizo, and a number of naplo groves, all 75 to 90 
percent defoliated, were reported in Madison, Chenango, Otsego, Delaware, an< 
Broone Counties, 
33. P. Pelt (July 24): Sarcophaga ■ aldrichi Parker, a parasite of the fores 
tent catorpillar, was so .abundant at Lew Beech and Livingstone Manor in July 
as to be a nuisance to people in the vicinity, 
Colorado, G. M, List (July 23 ) • More numerous in Port Collins than for several 
seasons. In sono instances shade trees have been injured, 
Oregon, S. M, Dohanian (June)* Heavy para3itization in the forest tont cater- 
pillars,. which are widely prevalent in the Willamette Valley, 
GYPSY MOTH ( Porthetria dispar L.)' 4 
New Hampshire, J, G. Conklin (July 26): Unusually abundant and many acres of 
woodland have been defoliated. During July the wilt disease developed 
rapidly, * 
Vermont, A. P, Burgess (July 6): Severe defoliation noticed in Westminster, 
Rockingham, and Springfield, 
Massachusetts, A, P, Burgess (July 19 ): Defoliation has been reported from 
several locations in the central and eastern parts of the State, especially 
in the Concord-Lincoln-Sudbury region and in Groton and Westford, with a 
shall amount in Andover, Severe defoliation reported just north of Pall 
River, 
SATIN MOTH ( Stjlpnotia salic is L,) 
Oregon. S. M. Dohanian (June): A recent survey in the Willamette Valley shows 
that this has not proved to be of economic ini>ortance, Reported that the 
heavy infestation, which 3 years ago completely defoliated silver poplars 
at Rickreall, has been controlled by parasitos, and this year shows no dam- 
age whatever. Other heavy infestation areas of recent years also show a 
good control by parasites. 
