256 



FLASMi.ir.nTs ON NvrrRK 



then coiiK- the- lancets, the hippci s, and the tunguc, 

 and last ot all, the lower lip. 



In No. 12, which is still more hij^iily nia^nilied, 

 we have the essential parts of the blood-sucking 

 apparatus made (.[uite clear for us. Here LHR is 

 the tip of the labi imi, or upper lip, formin<4 the front 

 of the j^roove or sheath in which the lances work. 



Its end is blunt, 



so as to enable it 

 to be pressed close 

 aj4ainsttheminute 

 hole formed by 

 the lances. MI) 

 is the sharp tip 

 of one of the two 

 lances, with its 

 serrated or saw- 

 like cuttinif-edj^e ; 

 this is the orj^an 

 that does the 

 serious work of 

 im percept ibly 

 piercinj' the skin 

 and the tissues 

 beneath it. MX 

 is the tip of one of the maxilhe, or blood lappers, 

 which suck or lap up the blood from the wound 

 after the lances have opened it. 1 need hardly 

 call your attention to the extraordinary delicacy 

 and mimiteness of these hard, sharp weapons, 

 strong enough to pierce the tough hide of a 

 horse, yet so small that if represented on the 



NO. t2.— TiiK cirniNi; kik.ks ok 



rHK I.AN( KIS. 



