DIPTERA — TIPITLINA 



167 



Figure 181 Culiseta. Back view. 



Figure 182 Culiseta. Side view. 



varipalpus — Aedes. sylvestris — Aedes. 



Uchlerotatus lativittatus — Aedes Cur- varipalpus — Aedes. 



riei. Psophora ciliata (Fabr.) 



