a 449 



Maple sesian, 50". 56'-58®. 



Maple trumpet skeletonizer, 106-, iGS^-Gq®. 



Maple worm, 52', io6-'-i5'-'. 



marginal -s, Chauliognathiis, 153*. 



Martins, 26". 



Massospora cicadina, 2^j*. 



Megilla maculata, 195^, 320". 



Melanerpes erythrocephalus, 29'. 



Melanobracon simplex, 70', 261". 



Alelasoma scripta, 258", 31 7^-22^. 



mella, Tachina, 113^, 138''. 139*. 



melleus, Mesochorus, 158^. 



Mesochorus agilis, 131**. 



melleus, 158''. 

 metallicus, Tridymus, 301'^. 

 Metamorphism of insects, i3*-20^. 

 meteori, Bathythrix, 140''. 

 Meteorus communis. 138^. 



hyphantriae, 131", 138^, 145*. 

 figure, 145. 

 microgaster, Smicra, 74". 

 Micro,gasters, 22-. 

 Midges, gall-making, 11^. 

 Miminae, 31''*. 



minuta, Eupsalis, 256''', 26i*-633. 

 minuta, Phora, 158". 

 minutissimus. Pityophthorus, 257", 295'. 

 ir.isella, Pentilia, 222''. 

 Mniotiltidae, 31^. 

 molochinus, Quedius, 153'. 

 Monarch butterfly, 19'. 

 Monarthrum mali, 257", 289*-92^. 

 Mottled willow borer, ioo''-3". 

 Mountain ash, insects injurious to: 



apple borer, round-headed, 51^, 84^. 



flat-headed borer, common, 87-. 



Putnam's scale, 227^. 



scurfy scale, 215*. 

 Mourning cloak butterfly, 160®. 

 Mulberry, painted hickory borer affecting, 



264*, 266**. 

 mytilaspidis. Aphclinus, 212", 222'', 231^. 

 i I mytilaspidis. Totranychus, 14*. 



M}zus achyrantes, 249*. 

 cerasi, 246'. 



Neoclytus capraea, 257-, 279"-8o°. 



erythrocephalus, 50'', 70*, 7i"-73^ 261^. 

 Neoglaphyroptera bivittata, 140". 

 nigriceps, Phora, 140''. 

 riigricornis, Leucopis, 182-. 

 iiigritulus, Cybocephalus, 231-''. 

 nigrofasciatuni, Eulecanium, 49, 173^, 



200''-3^. 



Northern Brenthian. 256", 26r''-r)3^. 

 nuncius, Cryptus, I58''. 

 Xuthatches. Ti2~. \iv\ iii'', uj\*. 

 Nymphs, use of term, 15'. 



Oak, insects injurious to: 

 borers : 



apple wood stainer, 290^. 



brenthian, northern, 256", 261". 



carpenter worm. 7*, 51-, 79^, 83®. 



chestnut borer, two-lined, 257-*. 280*. 



flat-headed borer, common, 87-. 



hickory borer, banded, 268-. 

 tiger, 256". 268". 



hickory snout borer. 275'. 



leopard moth, 78*. 



oak bark beetle, minute, 295-. 



oak twig pruner, 50", 59-. 



pigeon tremex. 63'''. 



powder post beetle, 296". 



red horned borer, small, 298^^. 



rustic borer, 256", 259-. 



twig girdler, 273". 



Xyloterns jiolitus. 257". 292*. 

 leaf feeders : 



bag or basket worm, 127-. 



black walnut caterpillar, 305''. 



iirown tail moth, 164*. 



buck moth, 258", 310''. 



forest tent caterpillar, 107*, no", 

 1 10". 



gipsy moth, i 20''. 



