INSECTS AFFECTINc; PARK AND WOODLAND TREES 65 I 



Loose web nests with coiisidcrahK' Ijroun c-x< rcniciu on tlic needles of terminal pine luigs 



contain true caterpillars Tine wet) worm, I! e n t a ni a 1 a n o t; r a ni m o s, p. 676 



A large, thick, pale green cateri>illar, .:; to 4 inches long with pale orange head and legs 



and 6 spined, yellow tubercles behind the head, occurs on white pine late in August 



and through September Imperial moth, H a s i 1 o n a i m p e r i a 1 i s, ]>. 677 



A grass green, yellow and white strijied caterpillar feeds on pine in the middle of 



September Harris's pine hawk moth. I. a p a r a b o m b y c o i d e s, ]>. 679 



A dull red caterpillar banded with brighter re<l with a light lateral line and reddish hairs 



in clusters, occurs on pine in late August and September 



White i)ine tufted caterjiillar, 1' a n t h e a f n r c i I 1 a, p. 679 

 A dull rusty brown, irregularly white-spotted, flattened caterpillar with series of grayish 



tufts on each side harmonizes very closely with the bark 



I, arch lappet, T o 1 y p e 1 a r i c i s, p. 680 

 A small, cylindric larva mines the leaves of various [lines 



Pine leaf miner, 1' a r a 1 e c h i a p i n i f o 1 i e 1 1 a, ]i. 68 1 

 Peculiar tubes of webbed-together pine needles occur in mitlsummer and Se|)tember on 



white and probably other pines Pine tube builder, E u 1 i a j) o 1 i t a n a, p. 68r 



Short, stout beetles from '5 to nearly Vi inch long are numerous on hard pine foliage the 



latter jiart of June and throughout July 



Light-loving grapevine beetle, A n o m a 1 a 1 u c i c o 1 a, p. 682 

 A light brown beetle less than '3 inch long is rather common on hard pine from the 



latter part of June till the last of August Me t ac h roma m argi nal i s, p. 682 



Spnne, spccii's afft-ctiiii^ 

 Pale green, false caterjiillars feed singly on sjiruce the latter part of the summer 



Spruce sawfly, P t e r o n u s integer, p. 683 



A red-headed, brownish caterpillar about '^i inch long feeds on young, fresh sjiruce 



cones Spruce cone worm, 1 ) i o r y c t r i a r e n i c u 1 e 1 1 a, p. 6S4 



Btt/s(im. j^'tj// fly (iffiYting 

 A small midge jiroduces an oval enlargement near the base of balsam needles 



Balsam gall midge, C e c i d o m y i a b a 1 s a m i c o 1 a, p. <).-.5 



Sucking insects 



Pine, s/'fcies ixffi-ctin;::; 

 A small, grayish and brown plant bug J ,0 inch long occurs on hard pine and other trees 



and shrubs False chinch bug, N' y s i u s a n g u s t a t u s, p. 685 



A small, brown plant bug ]i inch long P h y t o c o r i s e x i m i u s, ]>. 6S5 



P i I o p h o r ti s c r a s s i |) e s. |). 686 



