~20U~ 
BIRCH 
SPEAR MARK ( Sulypa hastat a L.) 
Maine E« M* Patch (July 20): Rheumaptera hastata is swarming all 
over the State. I am besieged with alarmed questions, 
Carl Heinrich: Referring to E, hastata Linn, all the data 
we have on this insect are to be found in Packard's Fifty 
Report, page 503 1 under the heading Rheumgrptera hastata . The 
caterpillar has several food plantae-Betula, Myrica, sweet 
gale, wax myrtle, huckleberry, and Rhododendron are recorded. 
The species overwinters as pupa, the moths issuing in spring. 
There are probably two generations a year. 
New T* E» Snyder (July 2o): The only record in this office of 
Hampshire this insect reads, "moths which have been found in great 
numbers this summer in our timber holdings in northern N,H." 
BRONZE BECH BORER (Agrilus anxius Gory) 
New York M, D, Leonard (July 17): All birches of the cut-leaved variety 
observed in the city parks and streets of Albany are dying 
or have died, The City Forester reports that this city has 
lost most of its finest cut-leaved birches from this insect. 
BOXELDER 
Utah 
Utah 
New York 
Indiana 
BOXELDER AFHID ( Periphyllus negundinis Thos. ) 
I, M, Hartley (June 1^): The boxelder aphid is abundant in 
Davis, Salt Lake, and Utah Counties. 
A JEAP£9LiEA 
I. M. Hawley (June 13) : The caterpillars of a leaf- roller 
are stripping the trees in Davis and Salt Lake Counties. They 
spin down on threads and cover weeds and trunks of trees with 
silk. 
ELM 
EUROPEAN ELM SCALE ( Gossyparia spuria Modeer) 
M, D, Leonard (July 7): R, E, Horsey reports that the young 
are now active at Rochester, 
H, F. Dietz (June 22): The European elm scale is a very 
serious American elm pest in the northern part of Indianapolis, 
where the infestation is slowly spreading. 
