CULICID.¥: 



775 



as these three. Among the early workers in this field of research 

 special prominence must be given to the names of Arribalzaga and 

 Ficalbi. 



Fig. 379. — Diagram of a Mosquito. 



(After Theobald, from ' The Culicidae of the World.') 



Pr., proboscis; P., palp; An., antenna; E., eye; Oc, occiput; Pro., prothorax; 

 Mes., mesothorax; Scu., scutellum, behind which is seen (MeL) the shield-like 

 post-scutellum; //., halter; Ahd., abdomen; Ovp., ovipositor; IVi., wing; Fe., 

 femur; Ti., tibia; Mf., metatarsus; Ts., tarsus — 'the line indicating the tarsus 

 is made to include the metatarsus, which is sometimes regarded as the first 

 tarsal joint. 



In our description of the classification of the Culicidae we have 

 followed Theobald, but a simpler system is urgently required and 



