153 
Ohio. E. W. Mendenhall (June 6): 3?iie spring canker worn is quite bad here and 
there in Ohio this spring, attacking 'both apple and elm trees. 
Michigan. E. I. McDaniel (June lU) : Cankerworms were,- if anything, more de- 
structive than usual. The fall caakerworn (A. p one t aria ) was the predominat- 
ing species, and their attack was confined largely to eli^s. 
Iowa. C. J. Drake (June 25)-: Canker worms (probably two- or three species) de- 
foliated many trees in the southern part of Iowa this "gpriiig. Considerable 
injury was done in an area about k<0 to 50 miles long and several miles wide, 
extending east and west, south of Indianola. 
Nebraska. M. II. Swenk (June 20): Elm trees in Frontier County were reported in- 
fested with the spring c anker worn on May 19- 
FOREST TEHT CATERPILLAR ( Malacosoma disstria Ebn. ) 
Maine and Hew Ilampshite. J. V. Schaffner, Jr. (June 20 and 22): Several areas of 
2 or 3 acres up to 200 acres of woodland ranged from 25 to 100 percent de- 
foliated in the towns of Parsonsfield and Limerick, 'Maine. Scattered in- 
festations in Washington County, Maine, with defoliation e stinated in some 
places up to 25 percent, have been reported. This species was abundant on 
sugar naple shade trees in Walpole, IT. H., on May 27. C. 17. Collins noted on 
June 21 that larvae were generally common in woodland wherever stops were 
made between Durban, H. E. , and all towns surrounding Lake Winnepesaukee. 
At Formiiigtou.^H. II., sone 30 ash and maple shade trees were from 50 to 100 
percent defoliated. 
Maine. II. 3. Peirson (June 20): Very heavy outbreaks have been reported at Wood- 
ville, Mariaville, Limerick, Macwahoc, Pattahumpus, Augusta., and Kezar Falls. 
The caterpillars feed on white and gray birch, trembling aspen, largetooth 
aspen, sugar maple, oak, and some on beech. 
Hew Hampshire and Connecticut. E. P. Felt (June 22): Caterpillars were received 
from Is'enox, Mass. They were observed in small numbers in the vicinity of 
Stamford, Conn. , and have been reported as abundant in restricted areas in 
southern Hew Hampshire. 
Vermont. II. L. Bailey (June 26): The forst tent caterpillar was moderately 
abundant in Windsor County on June 11. Caterpillars are noticeable, but not 
abundant, throughout most of the State, indicating a tendency toward increase. 
Connecticut. M. P. Zappe (June 5): LarVae are very abundant on maple, oak, and 
other deciduous trees in Woodland Park, Meriden. 
; Minnesota. A. G-. Ruggles (June 26): Reported from Saint Louis County around 
Fly. 
A TEHT CATERPILLAR ( Molacosoma constricta Stretch) 
(California. D. F. 3arnes (June l): Scattered oak trees at the top of Pacheco 
Pass and for about 10 miles west of the summit, along the Los 3anos~Gilroy 
road, were observed to be from 10 to 90 percent defoliated oy the tent cater- 
pillar (M. constricta ) on April 27 and 28. Larvae were collected and reared. 
The adults were identified by II. II. Kiefer. Ho defoliation in the vicinity 
of Fresno has been observed by the writer during the last four seasons. 
