110 



THE NATIVE CURRANT STEM-BORER. 

 Psenocerus supemotatus Say. 



For general account see Lugger, 5th Rpt. State Entom. of Minne- 

 sota, pp. 121-122, 1899. 

 Exhibit: Adult and work. 



CURRANT CLEAR WING MOTH; IMPORTED CURRANT-BORER. 



Sesia tipuliformis Clerck. 



For general account see Lugger. 1th Rpt. State Entom. Minn., pp. 

 60-61, 1899. 



Exhibit: Adult and work. 



PUTNAM'S SCALE; CRANBERRY SCALE. 

 Aspidiotus ancylus Putn. 



(Food-plants: Apple, apricot, box-elder, cottoirwood, cranberry, elm, 

 hemlock, maple, oak, peach, pear, plum, etc.) 



For bibliography and food plants see Fernald, Cat. Coccidae of 

 World, Bui. 88, Mass. Agr. Coll., pp. 252-253, 1903. 



Exhibit: Infested twig. 



THE SAN JOSE SCALE. 



Aspidiotus perniciosus Conist. 



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

 currant, catalpa, chestnut, crab apple, crab grass, cherry, grape, 

 hickory, oak, peach, pear, persimmon, plum, poplar, prune, Rocky 

 Mountain cherry, rose, silver maple, willow, and many other plants. 

 See under "More important scale insects.") 



For bibliography and food plants see Fernald, Cat. Coccida? of 

 World, Bui. 88, Mass. Agr. Coll., pp. 271-275, 1903; Howard and 

 Marlatt, Bui. 3, n. s., Div. Ent., U. S. Dept. Agr., 1896. 80 pp. 



Exhibit: Infested twig. 



THE BLACK GOOSEBERRY BORER. 



Xylocrius agassizii Lee. 



For general accounts see Fletcher, Rpt. of Ent. and Bot. for 1898, 

 Can. Dept. Agric, pp. 207-210, 1899; Chittenden, Bui. 23, n. s., Div. 

 Ent., U. S. Dept. Agric. pp. 90-92, 1900. 



Exhibit: Adult and figure. 



INJURING THE LEAVES. 



GOOSEBERRY SPANWORM. 

 Oymatophora ribearia Fitch. 



For short account see Lugger, 1th Rpt. State Ent. Minn. , pp. 181-186, 

 1899. (Formerly EufitcJi 'at. ) 



Exhibit: Eggs, larva, pupa, adult, and figure. 



