292 MISC. PUBLICATION 424, U. B. DEPT, OF AGRICULTURE 



FiQTiBE57.—Asterolecanium quadrisetosum: A, outline, X 87; B, section of mar- 

 gin, X 530; C, antenna; D, spiracle, X 815; E, genital and anal area, X 345. 

 A. quaesitum: F, section of margin, X 330 ; G, outline, X 60 ; H, genital and 

 anal area, X 230; I, marginal 8-shaped pore; J, dorsal 8-shaped pore; K, 

 antenna. 



