a 442 



NEW YORK STATE MUSEUM 



Elm, American, insects injurious to: 

 borers : 



ant, large black carpenter. 90*. 



white, 89'. 

 apple wood stainer, 290^. 

 ash borerj banded. 257-. 

 brenthian, northern, 263*. 

 carpenter worm, 80*. 

 elm borer, 50^, 67*. 



dark, 257^ 288-. 

 elm snout beetle, black, 51^ 73". 



reddish, 51". 75*. 

 leopard moth, 78^. 

 linden borer, 91*. 

 Neoclytus erythrocephalus, 71''. 

 pigeon tremex, 50", 61^. 

 rustic borer. 260^. 

 saperda, red-edged. 270". 

 twig girdler, 273". 

 Xyloterus politus, 292*. 

 gall insect : 



cockscomb elm gall, 172", iSG'^. 

 leaf feeders : 



bag or basket worm. 127-. 



brown tail moth, 164^ 



elm case bearer, 106^, 167^. 



elm caterpillar, spiny, 105*, 158*. 



elm leaf beetle, 105^, 146*. 



elm leaf miner, 105*, 162^ 



elm sawfly, 105*, 155*. 



fall webworm, 142". 



forest tent caterpillar, no''. 



gipsy moth, 120''. 



hickory tussock moth, 314''. 



tussock moth white marked, 132", 



scale insects : 



elm bark louse, 8''', 173^, 203*. 

 elm scurfy scale, 173''. 207". 

 maple scale, cottony, 173-. 196*, 198^. 

 oyster scale, 212*^. 

 Putnam's scale. 227^, 227^. 



Elm, English, insects injurious to, 49. 

 Elm, European, resistance to insect attack, 



475. 

 Elm, Scotch, resistance to insect attack. 47^ ; 



insects injurious to, 49. 

 Elm, slippery, insects injurious to: 



elm borer, 70^. 



Pemphigus ulmifusus, 247^ 

 Elm bark aphid, woolly, 172^, 192^. 

 Elm bark borer, dark, 288^ 

 Elm bark louse, 8^ 8«, 48^, 173^, 203'-7''. 

 Elm borer, 50", 67"-7i*. 



dark, 257'. 

 Elm case bearer, European, 106', i67>-68''. 

 Elm caterpillar, spiny, 48*, 105^, i58*-62^, 



253'- 

 Elm gall, cockscomb, i86"-87''. 

 Elm leaf aphid, 172^, \j(i^--j-f. 



woolly, I72^ \-]f--j%^. 

 Elm leaf beetle, f, 8«, if, 43*, 48^, 105^ 



i46'-55*- 

 Elm leaf miner, 105*, i62''-63*. 

 Elm sawfly, 105*, 155^-58". 

 Elm scurfy scale, 173*, 207*-8^. 

 Elm snout beetle, 72*. 



black, 51I, 73--752. 



reddish, 51^ 75^. 

 Elm twig girdler, 273*. 

 Empusa grylli, 146^. 

 English sparrow, iii^, iii^ 133", 137*, 



166^, 206', 237-. 

 Ensign flies, 22^. 

 Entedon antiopae. 161'''. 

 Entelus onerati, 74''. 

 ephemeraeformis. Thyridopteryx, 49, ids'*, 



1237-288. 

 Eremotylus glabratum, 145". 

 erichsonii, Lvgaeonematus, 254^. 

 erythrocephalus, Xeoclytus, sec Neoclytus 



erythrocephalus. 

 erythrogaster, Bracon, 266*. 

 eturus, Syntomosphyrum, 140''. 



