e young louse is an active, crawling creature, very minute and 
* 
llowish incolor. (Fig.2a). The young spread out upon the new 
v te A rf ‘hes 
BM 
a 
rf ; 
Bi ay 
y ‘s) 
yu ee 
; Sa 
>. re 
a, aii 
a 
rm ‘a 
E 
¥ Fic. 2.—Young larveze,and development of scale; a, ventral view of larve, ap 
Be showing sucking beak with the bristles separated; b, dorsal view of same, some- : 2 
' what‘ contracted, with first waxy filaments appearing; c, dorsal and lateral i 
ee views} of same still more contracted, illustrating farther development of wax 
pl secretion; d, later stage of the young scale—all greatly enlarged. (From Ent. U. sty of 
4 S. Dept. Agriculture). : 
_-—s-«growthfof the tree, settle down, and each begins to secretea scale,as kg 
Ae shown in fig. 2. During its traveling stage it possesses the char- ¥, 
a acters shown in the illustrations. The male is an active, two-wing- 
sed insect, shown in figure 3.. The full-grown female loses her legs 
a eg } 
Sh all me 
Ret: iy 
LS we 
Pi, iis 
ma ae 
ey. ‘ 
at reed 
a! a 
ia wel 
v das m 
cae | ,’ 
text é . ' 
- i 
~ : 
{3 
ue 
» 
4 % 
} ng 
FIG, 3.—Male of the San Jose Scale. (From Div. Ent. U.S. Dept. Agriculture. 
