PLATE XVI. 
Fig. 1 . — Pulvinaria innumerabilis Rathv. Leg and antenna of female. 
Greatly enlarged. 
Fig. 2 . — Pulvinaria innumerabilis Rathv. Adult female on twig, the cot- 
tony covering of the egg mage frayed by the weather. Enlarged. 
Fig. .3 . — Pulvinaria pruni, n. sp. Sketch of nymph, its antenna, and leg, 
at time of location upon the plum leaf. Enlarged. 
