188 



MATfQE. 



moving from place to place. Both insects here represented are 

 of the female species. The male differs in many essentials from 

 the female. 



This insect is very 

 minute in size ; the 

 annexed figures are 

 magnified about 300 

 diameters. If viewed 

 with the microscope 

 by refiected light, it 

 appears dark ; but 

 when examined by 

 condensed light, it is 

 seen to be of a clear 

 white colour. It pos- 

 sesses eight legs, two 

 pairs of which are 

 placed before, and two 

 pairs behind. At- 

 tached to each of the 

 four legs in front, and 

 to two behind, is a 

 sort of jointed sucker. 

 These enable the 

 animal to fix itself 

 firmly to the skin 

 One pair of legs 

 situated posteriorly 

 are destitute of suckers, but have long projecting hairs instead. 

 From the presence of these long hairs upon the limbs ; 

 from the peculiar structure and position of the limbs of the 

 animal; from the readiness with which the insect can travel 



