A New California Coccid Infesting Manzanita 
(Aulacaspis manzanitae n. sp.) 
B. B. WHITNEY 
STATE HORTICULTURAL QUARANTINE INSPECTOR 
SAN FRANCISCO, CALIFORNIA 
Puparium of the female approximately circular; moderately 
convex; exuvie subcentral or towards the margin. Color vary- 
ing from pale yellow to dusky yellow, or pale brown. Diam. 1.75 
to 2.25 mm.; puparium light brown or gray to a dark brown; 
light gray at margin. Ventral scale appearing as a very thin 
whitish sear on the leaf after the removal of the insect. Male 
not known. 
Figure 40. Anal plate of the manzanita scale, dulacaspis manzanite n sp. (Original) 
Adult female dark with a yellowish pygidium before being 
boiled in potash; pygidium with five groups of circumgenital 
glands; the anterior group usually consists of from 6 to 10; the 
