90 
THE LEAF-BEETLES. FAMILY CHRYSOMELIDZ&. 
PART OF CASE) Sal. 
163. The Imported Elm Leaf-Beetle. 
Galerucella luteola Mull. 
A very serious enemy to the elm in the Eastern States. 
Exuisit: Adults, work. 
164. The Larger Elm Leaf-Beetle. 
_ Monocesta coryli Say. 
Adults and larvee destroy foliage of elm in sections of the Middle West. 
Exuipir: Adults, work. 
165. The Striped Willow Leaf-Beetle. 
Melasoma scripta Fab. 
Both larvee and adults feed on foliage of poplar and willow, and : are at times very 
destructive to these trees. An espec ial enemy of the osier w illow industry. 
Exnuisir: Adults, pupee. 
166. The Spotted Willow Leaf-Beetle. 
Melasoma lapponica Linn. 
Habits similar to the apove, but less abundant and injurious. 
Exurtsitr: Adults. 
INJURING THE FRUIT. 
THE WEEVILS. FAMILY CURCULIONIDZE. 
127A EUs  @ia GryAeSinie Sie 
167. The Nut Weevils. 
Genus Balaninus. 
There are numerous species, the larvee of which live within acorns and: nuts of 
various sorts. 
Exuteir: Adults of the following species: Balaninus nasicus Say, Balaninus caryx 
Horn, Balaninus quercus Horn. 
168. The Walnut Fruit Weevil. 
Conotrachelus juglandis Lee. 
The larve live in green fruit of walnut. 
Exurisits: Adults. 
CONE AND NUT WORMS. ORDER LEPIDOPTERA. 
PAI On. (CALS ea 
169. The Hickory Husk-Worm. 
Grapholitha caryana Fitch. 
The larvee live within the immature nuts and husks of the hickory and pecan. 
Exuisit: Adults, work. 
170. The Spruce Cone-Worm. 
Dioryctia reniculella Grt, 
Larvee attack cones of spruce. 
Exuisit: Adult, work. 
171. The Southern Pine Cone-Worm. 
An insect closely allied to the spruce cone-worm which attacks the cone of the 
Southern longleaf pine. 
Exuipit: Work. 
