Bui. 838, U. S. Dept. of Agriculture. 



Plate V. 



B 



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Si HI ® 



D 



The Cypress Bark Scale. 



A, Antennse: 1, adult male; 2, first-stage larva; 3, adult female (same as second-stage larva); 

 B, Tip of abdomen, showing anal rings and caudal setae: 1, first-stage larva; 2, second-stage 

 male; 3, second-stage female; 4, adult female; C: 1, leg of adult female; 2, tip of tarsus and 

 claw; D, Ducts and pores: 1, large pore and tubular duct of adult female; 2, small pore and 

 tubular duct of second-stage male; 3, spine; 4, trilocular pore; 5, quinquelocular pore. 



