14 



plum, poplar, prune, Rocky Mountain cherry, rose, silver maple, willow, and many 

 other plants. ) 



For bibliography and food plants see Fernald, Cat. Coccidse 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 twig. 



PUTNAM'S SCALE; CRANBERRY SCALE. 



Asjyidiofus anci/lus Putn. 



(Food plants: Apple, apricot, box elder, cottonwood, cranberry, elm, hemlock, 

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



For bibliography and food plants see Fernald, Cat. Coccidaj of World, Bui. 88, 

 Mass. Agr. Coll., pp. 252-253, 1903. 



Exhibit: Infested twig. 



THE CHERRY SCALE; FORBES' SCALE. 



Aspidiotus forbesi Johns. 



(Food plants: Apple, cherry, currant, honey locust, peach, pear, plum, walnut, etc. ) 

 For bibliography and food plants see Fernald, Cat. Coccid«3 of World, Bui. 88, 

 Mass. Agr. Coll., pp. 259-260, 1903. 

 Exhibit: Infested twig. 



THE GREEDY SCALE. 



Aspidiotus rajyax Comst. 



(Food plants: Cottonwood, maple, olive, pear, quince, apple, etc.) 

 For bibliography and food plants see Fernald, Cat. Coccidee of World, Bui. 88, 

 Mass. Agr. Coll., pp. 276-278, 1903. 

 Exhibit: Infested twig. 



THE EUROPEAN FRUIT-SCALE. 



Aspidiotus ostreaiforihis Curt. 



(Food plants: Apple, cherry, maple, oak, peach, jiear, etc.) 



For bibliography and food plants see Fernald, Cat. Coccidaj of World, Bui. 88, 

 Mass. Agr. Coll., pp. 268-270, 1903. 

 Exhibit: Infested twig. 



THE SCURFY SCALE. 



CMonaspis furfura Fitch. 



(Food plants: Apple, cherry, currant, elm, pear, etc.) 



For bibliography and food plants see Fernald, Cat. Coccidse of World, Bui. 88, 

 Mass. Agr. Coll., pp. 217-219, 1903; Howard, Yearbook, U. S. Dept. Agric, 1894, 

 pp. 259-261, figs.; Banks, Bui. 34, Div. Ent., U. S. Dept. Agric, p. 14, 1902. 



Exhibit: Infested twig. • 



OYSTER-SHELL SCALE. 



Lepidosaphes ulmi Linn. 



(Attacks principally apple, currant, Cornus, cottonwood, lilac, pear, sassafras, etc. 

 Formerly 3f;/tihtspis potnorma Bouche. ) 



For bibliography and food plants see Fernald, Cat. Coccidse of World, Bui. 88, 

 Mass. Agr. Coll., pp. 314-317, 1903. 



Exhibit: Infested twig. 



THE BLACK SCALE. 



Saissetia olex Bern. 



(Food plants: Apple, apricot, olive, orange, pear, plum, rose; formerly Lecanium.) 

 For bibliography and food plants see Fernald, Cat. Coccidse of World, Bui. 88, 

 Mass. Agr. Coll., pp. 205-206, 1903. 

 Exhibit: Infested twig. 



