3 
COCCUS, coccus. 
;t„ iO 
iOL> 
njr.U’ 
n 
Generic Character. 
liostriwi pectorale. 
Abdomen postice setosum. 
Al^ duse erectce masculis. 
Feininae aptcrse. 
Snout pectoral. 
Abdomen bristled behind. 
Wings two upright in the 
males. Females wingless. 
In this remarkable genus the males are much 
smaller than the females, and of a widely different 
appearance, being furnished with wings, of which 
the females are altogether destitute. The Cocci are 
found on the leaves and bark of various vegetables: 
hence they become injurious to many exotics in 
our stoves and green-houses. Of these the Coccus 
Adonidum of Linnaeus is the most common: the 
female, which, when nearly full grown, measures 
somewhat more than a fifth of an inch in length, 
has somewhat the appearance of a small millepede 
or Oniscus, being of an oval shape, slightly convex 
above, with the body divided into many transverse 
segments projecting sharply on the sides, and fur- 
nished with small processes or points; which are 
longer on the two hindmost divisions of the body 
than on the rest, so as to give the appearance of a 
bifid tail. The whole insect is of a pale rose-colour, 
and appears more or less covered with a fine white 
