17 



PALM SCALE. 



A,tj)i(lioluK latnn'ur Sign. 



For ])i])Iioo^vapliy and food })l:iiits .sec Fernald, Cat. Coccida? of 

 World, Bui. SS, Mas.s. Aoi-, Coll., pp. 2«;(5-2<)7, 11)03. 

 Exhibit: Infested twig and leaves. 



THE SAN JOSE SCALE. 



Aspidiulus piTniciotrus Couist. 



(Food i)lants: Almond, apple, apricot, ])irc-li, black walnut, Idack 

 currant, catalpa, clicstiuit. cral) apple, cral) j^rass. chei-rN . j^raj)!', hick- 

 ory, oak, i)each, pear, persimmon, plum, poplar, 1)iuih>. Rocky Moun- 

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



For hihliouraphy and food plants see Fei'uald, Cat. Coceid;e of 

 World, Bui. 88, Mass. Agr. Coll., pp. l>71-275, 1903; Howard and 

 Marlatt. Bnl. 8, n. s. Div. Ent. U. S. Dept. Aoric, 180^), SO pp. 



Hxhihit: Infested twio-, fruit, riyures, and enemies: Smllia mixeUa 

 Lcc, adult and figure; Chilocarus similis Rossi, lar\ a, pupa, adult, and 

 figure; parasite Ap/ultnus ih'aspidis How., adult and figure. 



THE GREEDY SCALE. 



Axjndiatiix rajxir Cuiiist. 



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

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

 World, Bid. SS, ^fa'ss. Agr. Coll., pp. 276-278, 1903. 

 Exhibit: Infested twig and figure. 



THE OLEANDER SCALE. 



Aspidiotu8 hedern: Vail. 



(Food plants: Currant, box, cherry, olive, oleand«>r, onuige, etc.; 

 formerly A. m ril Boucln'.) 



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

 World, Bui. 88, Mass. Agr. Coll., pp. 260-264, 1903. 



Exhibit: Infested twig and figure. 



THE CIRCULAR SCALE. 



Cltri/soiii]>li<di(.i firiiK Asliiii. 



(Food plants: Lemon, oleander, orang(\ palm, rose, etc ; fonnci'ly 

 AKj>!<J!'>f>ix.) 



For bibrujgrapliy and food phints see ( '/irijsiniijtJxiht^i (loniduiii^ 

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

 286-287, 19(»3; :\Iarlatt. Yearbook \' . S. Dept. Agric. f. 1900, p. 269, 



loot. 



Exiinur: Infested twig ami figui'c. 

 25528— No. 47—04 2 



