OTHER MEiMBEHS 01<' THE CLASS — INSECTA 185 



it has previously laittcii a pci'sou lia\ 



tluit causes uialaria.. i\loi-('()\er, wli 



kind of inosijuito liiti's a |n'rso;i, it 



germs into tlie l)loo(l o[ tlrat indivii 



malaria. Aery good 



[iroof has also l)eeu 



adduced to the effect 



that a ceiTain sjiecies 



of mosquito carries 



yellow fe\'er from one 



person to another. 



Thus it has liappencd 



in recent 3-cai's that 



the mosquitoes have 



become very notorious 



insects. The female 



of a comnion species 



of mosquito lays its 



eggs — two or three 



hundred — in small, 



dark, boat-shaped !^/ / 



masses (Figs. 120 and 



127) on the surface of 



the water. In af)Out 



two davs these liatch ^ 



into nnnute lai-A'Le j, irrsi, , --;; M-ith 



called " wiggletails " wiUm„,i .oiia,-; r 



,/ - , ., , ,^. tail has I'.scaiicd. 



or " wigglers (I'lg. 

 12.S). 'Jdie ■■' w^iggletails " ]i\-(' in tlie 

 to come to the surface foi' air. Here 

 ward (Culex) witli a. tidjc, called tl 

 the end of the aJ)domeii, projecting j 



ing malaria, the gei'm 

 enever this particular 

 injects some of those 

 lual, thereby inducing 



-}[ ninsiiuitn, unlaru:cil : 

 liar; B. psk ■' little oliler, 

 ell 1 roll! which the wiiz;iile- 



water, but are obliged 

 they hang head down- 

 le fii'cathing tube, on 

 ust afxive the surface. 



