MOSQUITO BIOLOGY 



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Fig. lxix. Adult of mottled mosquito. Psorophora discolor Coq. (After John 

 B. Smith.) 1, female adult; 2, palpus; 3, anterior, 4, middle and 5, posterior 

 claws of male (all enlarged). 



basally, becoming narrower toward apex, last one often entirely black. 



Claws of male alike in anterior and middle tarsal joints each having 

 one long claw with median and basal tooth and shorter one with single 

 tooth near base. Longest claw of middle tarsal joint not curved as much 

 as in anterior one. Posterior claws small, simple, of equal length, very 

 much curved toward base. Claws of female alike on all feet, being same 

 as posterior ones of male. 



Wings hyaline, with scales on veins collected into white and black 

 portions as follows : costa, black centrally ; sub-costa, black, outer two- 

 thirds divided twice with white portion ; radius one, basal half white, 

 black beginning before fork with radius two, and extending to wing 

 margin ; radius two, black at basal third, also black at fork with radius 

 three ; radius three, black at basal and apical third ; radius four and 

 five, black at apical two-thirds ; media one and two, black, beginning 

 short distance from base and extending to cross-vein, black again a 



