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FOREST AND SHADS-TREE INSECTS 
CANKERWORMS (Geometridae) 
Connecticut. P. Garman (April 20): Cankerworms ( Alsophila pometaria Harr. ) 
less abundant . than usual on a'ople in New Ha.ven County. 
E. P. Pelt (April 2U): Eggs of fall cankerworm (A. p ometar ia) 
were somewhat numerous in the vicinity of Stamford. 
Iowa. H. E. Jacques (April 22): Male spring cankerworms ( Paleacrita v ernata 
Peck.) unusually abundant in flight for the last 3 w eeks, which indicates 
a rather heavy infestation. ; , 
New Jersey. M, D. Leonard (April 17): Moths of P. vernata very scarce at 
Ridgewood. 
E. P. Pelt (April 2U): Pall cankerworm eggs were abundant in 
• woodlands at Madison. 
Pennsylvania. J. 0. Pepper (April 26): Spring cankerworm abundant locally 
in eastern Pennsylvania, Adults found emerging in large numbers on 
■ March ]>0. 
Ohio, T. H. Parks (April 2U): Cankerworm moths were observed in flight 
around lights during the latter half of March and the first week of April. 
Michigan. R. Rutson (April 22): Indications are that cankerworms will be 
quite numerous since eggs of the fall species are readily found almost 
anywhere. 
North Dakota. J. A. Munro (April 21): Emergence of spring cankerworm adults 
in the vicinity of Pargo indicates moderate defoliation to trees later 
in the season. 
. FOREST TENT CATERPILLAR (Ma laco soma di sstria Htm.) 
Vermont. H. L. Bailey (April 27): The forest tent caterpillar was noted at 
Essex, on the western side of the State, on April l6, hatching from egg 
masses plastered on tree trunks. No hatching from egg masses on twigs 
was in evidence. 
Pennsylvania. J. 0, Pepper (April 2b): Egg masses found rather abundant in 
northeastern Pennsylvania. 
South Carolina. C. 0. Bare (April 23): For several days debris falling like 
rain under live oaks at the South Carolina Truck Experiment Station at 
Charleston has been due to the numerous forest tent caterpillars feeding 
on them. Reports are that the caterpillars are seen in many places in 
this section of the State, defoliating the trees, and crawling across 
the highways. 
W. C. Nettles (April 20): The forest tent caterpillar is un- 
usually severe in the Walterboro section a,nd is said to be defoliating a 
number of deciduous trees. 
