4 THE MICROSCOPICAL NEWS. 
world appears dormant, can we trace out the life history of these 
interesting creatures. The inhabitants of the scale are alive, and 
I have often kept the perfect males for several days in an ordinary 
live-box. 
a 7 
fp 
Fig. 1. Fig. 2. Fig. 3. 
The Coccus, Zecamium Hesperidum, is the most common 
species, and is found upon oranges and lemons, and also upon the 
leaves, stems, &c. of our own fruit trees, doing much damage by 
sucking up the juices of the plants they inhabit. 
Fig. 4. Fig. 5. 
If we examine an orange infested with Cocci, we shall observe 
upon it scales of various sizes, large broad ones covering the 
females, long narrow ones the males, whilst those of intermediate 
size contain the larve and pupz in different stages of existence. 
The eggs are tiny oblong bodies, which the female deposits under 
