17 



PALM SCALE. 



Aspidiotus lataniss Sign. 



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

 World, Bui. 88, Mass. Agr. Coll., pp. 266-267, 1903. 

 Exhibit: Infested twig and leaves. 



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, hick- 

 ory, oak, peach, pear, persimmon, plum, poplar, prune, Rocky Moun- 

 tain cherry, rose, silver maple, willow, and many other plants.) 



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. Agric, 1896, 80 pp. 



Exhibit: Infested twig, fruit, figures, and enemies: Sin-ilia misella 

 Lee, adult and figure; CMlocorus similis Rossi, larva, pupa, adult, and 

 figure; parasite Aplielinus diaspidis How., adult and figure. 



THE GREEDY SCALE. 



Aspidiotus rapax Comst. 



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

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

 World, Bui. 88, Mass. Agr. Coll., pp. 276-278, 1903. 

 Exhibit: Infested twig and figure. 



THE OLEANDER SCALE. 



Aspidiotus hederse Vail. 



(Food plants: Currant, box, cherry, olive, oleander, orange, etc.; 

 formerly A. nerii Bouche.) 



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

 World, Bui. 88, Mass. Agr. Coll., pp. 260-261, 1903. 



Exhibit: Infested twig and figure. 



THE CIRCULAR SCALE. 



Chrysomphalus ficus Ashni. 



(Food plants: Lemon, oleander, orange, palm, rose, etc.; formerly 

 Aspidiotus.) 



For bibliography and food plants see Chrysomphalus aonidivm, 

 Fernald, Cat. Coccida? of World, Bui. 88, Mass. Agr. Coll., pp. 

 286-287, 1903; Marlatt, Yearbook II. S. Dept. Agric. f. 1900, p. 269, 

 1901. 



Exhibit: Infested twig and figure. 



25528— No. 47—04 2 



