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PINE BARK-LOUSE ( Chermes pinicorticis Fitch) 
New York R. E. Horsey (September): A considerable infestation on white 
pines at Highland Park is to be found at present* 
Delaware C. 0\ Houghton (October 10): This species is fairly common on 
pine in northern Delaware. We have received no specimens from 
the southern part of the State. 
PINE-LEAF SCALE ( Chionaspis pinif oliae Fitch) 
Nebraska M. H. Swenk (October 1-20 ) : Complaints of injury by the pine- 
leaf scale continued to reach us during the period covered by this 
report. 
TALES WEEVIL (Kv lobius pales Herbst) 
Maine H. B. Pierson (October 2): This insect is very prevalent through- 
out southern Maine wherever logging of white pine is going on. 
Alfred seems to be quite a center. 
WHITE PINE WEEVIL ( P iss odes strobi Peck) 
Maine H. B. Pierson: The work of this insect has been found throughout 
northern Maine, even in isolated clumps or isolated individual pine 
in the spruce region. 
PINE TUBE-MOTH (Eulia p inatubana Kearf .) 
Maine H. B. Tiers on (August 20): This insect was reported from Indian 
Purchase in the vicinity of Millinocket. 
EUROPEAN PINE-SHOOT MOTH ( Evetria buoliana Schiff .) 
Now York M. D. Leonard (August 25): A number of four-year-old trees were 
badly infested* Buds contained young caterpillars. 
MOUND-BUILDING ANTS ( Formica exsectoide s Forel) 
Maine H. B. Pierson: These ants have been very active in the vicinity 
of Augusta and Waterville and have done considerable damage to white 
pine. Experiments have been tried with an arsenical gas to exter- 
minate them but were unsuccessful. On the other hand carbon 
bisulphid proved very efficient. 
EUROPEAN PINE SAWFLY (Di rrrion simile Hartig) 
Connecticut H. J. Zack (September-October): We have found infestations on 
trees in our nurseries and in ornamental plantings. This pest 
is controlled by arsenical spray and hand picking. 
