11 



[Genus Chironomus] not blood-sucking. Larvae are ' blood 

 worms.' 'Vers de Vase.' 



w,-. 



K. KlTO"no 



o-m-m piumosus. 



Fig. 



The arrow indicates the point at which the costal vein- 

 ends. 



Genus Ceratopogon. 



Very minute midges. Wings generally spotted. Head 

 depressed in front, produced into a short rostrum. Antennae 

 thirteen segments, the first eight bead-like, the rest elliptical. 

 Sub-costal vein ends beyond half the length of the wing. 

 Second long vein ends near the tip, third long vein at the tip. 

 Femora armed beneath with spines. Larvae mostly non- 

 aquatic. C. varius. A pest in Scotland. 



Genus Tersesthes. New Mexico. 

 4. — Psychodidae (Moth flies). 



Very small. Antennae very hairy. Wings very hairy 

 (Vide Fig. 12). Larvae of some genera amphibious. The 

 larvae and pupae resemble those of Ceratopogon. The eggs are 

 laid in a cluster on the water. 



Gcnu3 Phlcbotomus. Europe and tropics. 



w;. 



o[ thlefcoto 



Fig. 89 



5. — Simulidae (Sandflies, Buffalo-gnats). 



Small hump-backed flies. Antennae destitute of hairs. 

 Wings relatively large. Proboscis short, thick, consisting of 



