80 OHIO STATE ACADEMY OF SCIENCE. 



(Lower half.) 



Phenacoccus osborni Sanders. 



I. Adult male. 2. Balancer with hook fitting into pocket in wing. 

 3. Posterior tarsus of male. 4. Adult female. 5. Posterior tarsus of 

 female. 6. Lateral anal lobe of female. 7a, 7b. Female antennae. 



Plate VIII. (Original) 



Orthezia solidaglnis Sa'nders, dorsal view of adult female. 



Orthezia solidaglnis Sanders, anterior leg of adult female. 



Orthezia solidaglnis Sanders, tarsus and claw of adult fe- 

 male. 



Orthezia solidaglnis Sanders, antenna of adult female. 



Orthezia solidaglnis Sanders, (immature stage, female) dor- 

 sal view. 



Orthezia solidaglnis Sanders, (immature stage, female) ven- 

 tral view. 



Orthezia solidaglnis Sanders, (immature stage, female) an- 

 tenna. 



Chionaspis sylvatica Sanders, pygidium of female. 



Chionaspis sylvatica Sanders, pygidium enlarged. 



Aspidiotus piceus Sanders, part of pygidium. 



Plate IX. (Original) 



Fig. G7. Kermes pubescens Bogue. 



Fig. G8. Kermes andrei King. 



Fig. G9. Kermes pettiti Bhrh. 



Fig. 70. Kermes arizonensis King. 



Fig. 72. Kermes kingii Ckll. 



Fig. 73. Kermes galliformis Riley. 



Fig. 74. Chionaspis salicis-nigrae (Walsh). (Willow Scurfy-Scale). 



Fig. 75. Lepidosaphes ulmi (Linn.) (Oyster-shell Scale). 



Fig. 76. Diaspis echinocacti cacti Comst. (Cactus Scale). 



Fig. 77. Orthezia solidaglnis Sanders. 



Fig. 78. Aspidiotus perniciosus Comst. (San Jose' Scale). 



