13 



INJURING THE BRANCHES. 



THE APPLE-TREE PRUNER. 



ElapMdion villosum Fab. 



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. 



ItJiycerus novehoracensis Forst. 



For general account see Lugger, 5th Rpt. St. Ent. Minn., pp. 187-189, 1899. 

 Exhibit: Adult and work. 



THE APPLE TWIG-BORER. 



Amphicerus bicaudaius Say. 



For general account see Marlatt, Farmers' Bui. 70, U. S. Dept. Agric, pp. 11-13, 

 fig., 1898. 

 Exhibit: Adult, work, and figur . 



THE APPLE TWIG-BEETLE. 



Stephanoderes hispidulus Lee. 



( Formerly Hypoihenemus. ) 

 Exhibit: Adult and work. 



PEAR-BLIGHT BEETLE; SHOT-BORER. 



Xyleliorus pyri Peck. 



( Formerly considered A", 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 A', xylographiis.) 



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 ruynlosuff Ratz. 



For general account see Chittenden, Cir. 29, Div. Ent., U. S. Dept. Agric, 1898. 

 Exhibit: Adult and figure. 



THE BUFFALO TREE-HOPPER. 



Ceresa bidialus Fal). 



For general account see Marlatt, Cir. 23, Div. Ent., U. S. Dept. Agric, 1897. 

 Exhibit: Adult, work, and figure. 



THE PERIODICAL CICADA. 



Tibicen septendecim Linn. 



For life history and general article see Marlatt, Bui. 14, n. s., Div. Ent., U. S. Dept. 

 Agric, 1898. 

 Exhibit: Pupa, pupa skins, and adult. 



THE SAN JOSE SCALE. 



Aspidiotus pernidosus Comst. 



(Food plants: Almond, apple, apricot, birch, black walnut, black currant, catalpa, 

 chestnut, crab-apple, crab-grass, cherry, grape, hickory, oak, peach, pear, persimmon. 



