EXPLANATION OF FIGURE 37. 



Syritta pipiens Linne. 



/ A mass of eggs as deposited by a female on filth x 20. 



2 A few areoles from one of the bodies on the surface of the egg- 

 shell, very highly magnified. 



3 A small area of the chorion or egg-shell highly magnified, showing 

 the elevated bodies each of which is further indistinctly marked 

 with rounded areoles. 



4 Anterior larval spiracle, highly magnified. 



5 Larva, dorsal view x 6 ; A, antenna ; B, posterior respiratory organ. 



6 Dorsal view of puparium x 6 ; A, pupal respiratory cornua ; B, 

 posterior larval respiratory organ. 



7 A group of papillae from the pupal respiratory cornua each com- 

 posed of four to six nodules circularly arranged ; very highly mag- 

 nified. 



8 One of the pupal respiratory cornua much enlarged. 



9 End view of posterior respiratory organ, showing the two stigmal 

 plates each with a circular plate, three slit-like, sinuate and denticu- 

 lated spiracles (A), and four groups of palmately-arranged, plumose, 

 inter-spiracular hairs. 



10 Wing. 



TT Hind leg, showing color-pattern and spines on femur. 





