30 



THE PEACH SCALE. 



Eulecanium persicx Fabr. 



(Food plants: Peach, plum, quince, etc. ; formerly a Lecanium. See 

 under "More important scale insects.") 



For bibliooraphy, food plants, and distribution see Fernald, Cat. 

 Coccida3 of World, Bui. 88, Mass. Agr. Coll., pp. 191-193, 1903. 



Exhibit: Infested twig. 



PUTNAM SCALE; CRANBERRY SCALE. 



AspicUotus ancyluii Putii. 



(Food plants: Apple, apricot, box-elder, cotton wood, cranberry, 

 elm, hemlock, maple, oak, peach, "pear, plum, etc. See under "More 

 important scale insects.'') 



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

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



Exhibit: Infested twig. 



THE SAN JOSE SCALE. 



Aspidiotus perniciosus Comst. 



(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. Coccidai of 

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

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



Exhibit: Infested tw^ig. 



THE CHERRY LEAF-BEETLE. 



Gdlerucella. caricollls Lee. 



For general article and distribution see Chittenden, Bui. 19, n. s., 

 Div. Ent., U. S. Dept. Agric, pp. 90-93, 1899. 

 Exhibit: Adult. 



THE CHERRY-FRUIT MAGGOT. 



Rhagoletis dngulata Loew. 



For detailed account see Slingerland, Bui. 172, Cornell Univ. Agr. 

 Exp. Sta., 41 pp., r> figs., 1899; Cliittenden, Bui. 41, Div. Ent., U. S. 

 Dept. Agric, p. 70-75, 1904. 

 ' Exhibit: Adult. 



