263 
HEMLOCK 
A SPANWORM ( Ellopia athasaria Walk.) 
Massachusetts. J. V. Schaffner, Jr. (May) : An infestation is heavy over 
an area of about 10 acres. Many hemlocks were severely defoliated in 
193^ • Random samples of leaf mold shone d a population of approximately 
h pupae per square foot. Moths "began issuing on May 2*+ and emergence 
has continued to the end of May. 
JUNIPER 
JUNIPER WEBWORK ( Dichomeris marginellus Pah.) 
Maryland. E. N. Cory (June 10) : The juniper web worn is attacking juniper 
at Halfway. 
Ohio. J. S. Houser (June 20): Irish juniper and also some prostrate forms 
of juniper at Strongville and Ashland are seriously damaged. Reports 
of damage are becoming more plentiful from year to year. 
LARCH 
LARCH CASE BEARER ( Colecrohora laricella Hbn.) 
General. J. V. Schaffner, Jr. (June 2*0 : Severe infestations persist in 
stands of both the American and the European larch throughout New 
England and northern New York. Almost complete browning of the foliage, 
caused by the feeding, was noted in many localities in New York, Vermont, 
New Hampshire, Maine, and Massachusetts. In a plantation of European 
larch at Woodstock, Conn., from 25 to 50 percent of the foliage was 
browned. 
Maine. H. 3. Peirson (June 22): The larch case bearer is very abundant 
generally throughout central and southern Maine. Trees are nearly 
totally browned. 
"Vermont. H. L. Bailoy (June 2*0: The larch case bearer is more abundant 
than was anticipated last month. Every larch throughout wide areas is 
completely browned. 
Connecticut. M. P. Zappe (June 19) : This insect has been abundant for 
several years. This year hardly a tree in Litchfield County has escaped 
severe injury. Many trees are entirely brown but a few still have a 
little green foliage. Observed in Salisbury, Canaan, and Norfolk. 
LOCUST 
LOCUST LEAP MINER ( Chalepus dorsal is Thunb.) 
Mississippi. C. Lyle (June 22): The locust leaf minor was reported as 
causing serious damage to young black locust plantings at Grenada and 
Carroll ton on June lk. 
