INSECTS AFFECTIXG PARK AND WOODLAND TREES 



507 



A yellow-headed, light yellowish, tufted caterpillar closclv resembling that of the white 

 marked tussock moth, feeds on oak and a nuTiiber of other trees 



Definitc-markfd tussock moth, H e m e r o <: a m p a d e f i n i t a, ]>. 522 

 A black-headed caterpillar about i )^ inches long, thickly clothed with yellowish hairs and 

 black tufts of the same, feeds in September on a variety of trees 



Oak tussock caterpillar, H a I i s i d o t a m a c u 1 a t a, p. 523 



A yellowish, brown-headed caterpillar about t'X inches long, clothed with delicate buff 



yellow hairs and with four light brown dorsal pencils of tlic same, feeds in tlie fall on a 



large variety of trees. . . Pale tussock caterpillar, H a 1 i s i d o t a t e s s e 1 1 a r i s, p. 523 



A black-headed, yellow or white-tufted caterpillar with a bla( k hair pencil on each side, 



feeds on most deciduous forest trees 



Rusty tussock moth, N o t o 1 o j) h u s antiijua, p. 524 



A black-headed caterpillar clothed with grayish hairs and with two black hair pencils on 



the second segment, and scjuare tufts on segments 5 to 12, feeds on various 



deciduous forest trees Dark tussock moth, ( ) I e n e a c h a t i n a, p. 524 



Large caterpillars thi<kly covered witii greenish yellow and bearing a pair of long, black 

 hair pencils on the first and third abdominal segments and a single one on the eighth, 

 occurs in September on a variety of trees 



American dagger moth, A p a t e 1 a a m eric a n a, \>. 525 

 A grayish, scarlet-marked caterpillar about 2 "a inches long, remarkable because of the 

 large bordering fringes on each side, occurs in September on oak, ash and apple 



American lappet moth, E p i c n a p t e r a a m e r i c a n a, p. 525 

 A very large, i)ea-green, brown-headed, fleshy caterpillar with small reddish brown tuber- 

 cles with silvered bases, occurs in midsummer on the foliage of a great variety of 



plants American silk worm, T e 1 e a p o I y p h e m u s, ]). 526 



A stout, apple-green caterpillar about 3 inches long and with six rows of small, pink, hair- 

 bearing tubercles, occurs in midsummer on a variety of trees 



I. una moth, T r o p a e a luna, p. 526 

 A bright, tawny or orange-colored caterpillar with a dusky stripe along its back and 

 prominent spines on its thoracic segments, feeds on oak in September 



Spiny oak worm, A n i s o t a s t i g m a, p. 527 

 Peculiar, brightly colored, variously sha])ed and usually motionless, sluglike caterpillars 

 occur in midsummer on the foliage of various deciduous trees 



Slug caterpillars, p. 527 

 A peculiar larva about i inch long, thickly covered with long, mouse gray and fawn-colored 

 hairs, occurs on the foliage of various trees in September and October 



Crinkled flannel moth, Lagoa crispata, 1x529 



