266 AGRICULTURAL EXPERIMENT STATION. 



white ringed, and the last joint is entirely white. In the male the 

 claw joint of the anterior tarsi (fig. 8 1, 7) is inwardly excavated 



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Figure 81. 

 Culex canadensis: i, female adult; 2, the ovipositor; 3, the palpus; 4, margin of the 

 wing showing the fringe scales; 5, part of vein showing scales; 6. anterior claws of female, 

 7 anterior, 8, middle, and 9, posterior claws of male: all much enlarged. (Original.) 



