184 MOSQUITOES. 
eyes occupying a large part of the surface, and nearly meet- 
ing on the top of the head. Out of the forehead, so to speak, 
grow the long, delicate, hairy antenne («), and just below 
arises the long beak which consists of bristle-like maxille 
(me with their palpi, mp) and mandibles (mm), and the single 
hair-like labrum, (labrum-epipharynx (/7-e) and hypo- 
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Fig. 152.—Head of mosquito (several species, males and females); @, antennz; 
mx, maxilla; mp, maxillary palpi; m, mandibles; /r-e, labrum-epipharynx; /, hypo- 
pharynx; /,labium. Greatly enlarged. Original. 
pharynx (/), these five bristle-like organs being laid in the 
hollowed labium (/). Thus massed into a single awl-like 
beak, the mosquito, without any apparent effort, thrusts 
them all except the labium into the flesh. Her hind body 
may be seen filling with the red blood, until it cries quits,and 
the insect withdraws its sting and flies sluggishly away. In 
a moment the wounded part itches slightly, though a very 
