15 



Fig. 8. — Pupa of Culex (at left) and Anopheles (at right) — greatly enlarged (author's illustration) 



Fig. 9.— Common house tiy {Musca domestica): Puparium at left; adult next; larva and enlarged 

 parts at right — enlarged (author's illustration). 



Fig. 10. — Drosophila mapelophila: a, adult; 6, antenna of same; c, base of tibia and first tarsal joint of 

 same; d, puparium, side view; e, puparium from above; /, full-grown larva; g, anal spiracles of 

 same — enlarged (author's illustration). 



