~'4lU- 
aPHIDS ( Theca'bius sp;:^. ) 
Utah, G, F. Knov/lton (August 1): T. populi-^nonilis Riley have seriously injured 
nany leaves of the narrow-leaf cottonwood trees at Warship, (August lO): 
T, populi-conduplifolius Cowen lias folded large numhers of leaves of several 
poplars at Trenton, 
POPLAR 30HER ( Saperda calcarata Say) 
Minnesota, M. W, Wing (August 15) J Present on poplar in the northern part of th? 
State, 
SPEUCS 
SUROPZAiT SPEUCS SAITFLY ( Gilpinia polytomun Htg, ) 
Maine, H. B, Peirson (August I9): Outbreak remains generally severe, with new 
areas of heavy spruce infestation being reported in Bangley and Dead River 
regions, ITew cocoons were being spun on the central coast on July 20 and in 
the Jacknan region on August 3* 
SPRUCE SAOTLY ( ITeodiprion abietis Harr.) 
Maine, H. B, Peirson (August 19)j Larvae, two-thirds grown, common on spruce 
on Squirrel Isla,nd off Boothbay on Julj’’ 13« 
YELLOW-HE/iDED SPRUCE SAWPLY ( Pikonema alaskensis Rohw, ) 
Maine. H. B, Peirson (August 19)t Still abundant on young opon-grov/th spruce 
generally throughout the State, Sone severe outbreaks in central Maine 
have dropped, owing to attack by nafive p.arasites. Life cycle was about 10 
days to 2 weeks late this year, larvae being present in Bangor as late as 
August 17, 
EASTERIT SPRUCE GALL APHID ( Adelges abietis - L.) 
Michigan, R, Hutson (Augu.st 23): Adults present on I'orvray and blue spruce at 
Kansing, Grand Rapids, Holland, and Detroit a,bout the middle of August. 
Minnesota, M, W, w’ing (August 15): Present on sjjruce at Duluth, 
SITKA SPRUCE G;\LL APHID ( Adelges cooleyi Gill.) 
Maine, H, B, Peirson (August I9): Migrs.nts abundant on l^ouglas fir; egg masses 
observed in Portland, 
Michigan. R, Hutson (August 23): Present at Bloomfield Hills. Seldom found on 
Michigan plrntings, 
SPRUCE NEEDLE MIE3R (Taniva albolineana Kearf.) 
Maine, H, B, Peirson (Angpist I9): Severely injured a. few spruce trees in Rich- 
mond on May 23* Unusually heavy v/ebbing is taking place. 
