20 



INJURING THE BRANCHES. 



THE APPIiE-TREE PRUNER. 



Elaphidion rillosum Fabr. 

 For full account and food plants see Chittenden, Bui. 18, n. s., Div. 

 Ent., U. S. Dept. Agric, pp. 35-40, 1898. 

 Exhibit: Adult, work, and figure. 



THE NEW YORK WEEVIL. 



Ithycerus noveboracensis Forst. 

 . For general account see Lugger, 5tli Rpt. St. Ent. Minn., pp. 187- 

 189, 1899. 



Exhibit: Adult and work. 



THE APPLE TWIG-BORER. 



Amphicerus bicaudatus Say. 

 For general account see Marlatt, Farmers' Bui. 70, U. S. Dept. 

 Agric, pp. 11-13, fig., 1898. 



Exhibit: Adult, work, and figure. 



THE APPLE TWIG-BEETLE. 



Stephanoderes hispidulus Lee. 



(Formerly Ilypot/ienemtcs.) 

 Exhibit: Adult and work. 



PEAR-BLIGHT BEETLE; SHOT-BORER. 



Xylehoru!^ pyri Peck. 



(Formerly ^. dispar.) 



For general account see Hubbard, Bui. 7, n, s., Div. Ent., U. S. 

 Dept. Agric, pp. 22-23, 1897. 

 Exhibit: Adult and work. 



THE COSMOPOLITAN AMBROSIA BEETLE. 



Xyleborus saxeseni Ratz. 

 (Formerly JT. xylographus.) 



For general account see Hubbard, Bui. 7, n. s., Div. Ent., U. S. 

 Dept. Agric, pp. 24-26, 1897. 

 Exhibit: Adult. 



FRUIT-TREE BARK BEETLE; THE SHOT-HOLE BORER. 



Scolytus rugulosus Ratz. 

 For general account see Chittenden, Cir. 29, Div. Ent., U. S. Dept. 

 Agric, 1898. 



Exhibit: Adult and figure. 



THE BUFFALO TREE-HOPPER. 



Ceresa bubahis 8ay. 

 For general account see Marlatt, Cir. 23, Div. Ent., U. S. Dept. 

 Agric, 1897. 



Exhibit: Adult, work, and figure. 



