ORTHORRHAPHA 



NEMATOCERA 



Culicidae 



Dixidae 



Tipulidae 



Fig. 25. 



Fig. 24. Larva, Culex i/exans. 7 mm. 



Fig. 25. Pupa, Culex vexans. 4' 5 mm. 



(Micro-slides, Waddington.) 



Fig. 24. 



Fig. 26. Dixa Mg. 2'5 x 5 mm. Bred Waddington Fig. 27. Tipitla marmorata Mg. 14x30 mm. 

 from Kempston fountain. Larvae aquatic, resemble Dumbarton, 



somewhat those of mosquitoes. Flies found in 

 bushy, moist places, and dance in swarms in the air. 

 (Theobald.) 



