K. HakCtREAVKS 333 



Dorsal view second instar, showing spiracles, dorsal pores, crenulated margin, etc. 

 Ventral view showing tracheal system, mycetoma, eyes. 

 Leg. Note sjjine on basal segment and hairy terminal one. 

 Antenna. 



Ventral view vasiform oriKce and adjacent spines. 



Dorsal view living third instar, to show the narrow wax fringe, cerci, eyes, 

 mycetoma, marginal spmes. 



Fig. 23. Leg. 



Fig. 24. Antenna. Note spine on basal segment and the liairs on the hooked terminal 

 segment. 



Fig. 25. Dorsal view vasiform orifice, with adjacent spines, spiracles, dorsal jjores. 



Fig. 26. Ventral view mounted jjupa showing breathing folds, legs, spine bases, seg- 

 mentation, short cerci and marginal spines. 



Fig. 27. Dorso.-lateral view of late pupa to show box-like form, dorsal and marginal 

 wax processes. The eye of the imago inside is seen through the wall. 



Fig. 28. Dorsal view living pupa to show the marginal wax processes and cerci. 



Fig. 29. Dorsal view showing tracheal system and spiracles. Note the small rami- 

 fications. 



Fig. 30. Leg. 



Fig. 31. Antenna. Note the pointed end. 



Fig. 32. Dorsal view vasiform orifice and adjacent spines. 



Fig. 33. Ventral view living pupa showing tubular entrances to breathing folds. 



Fig. 34. Opening of posterior breathing fold. Note cerci and character of margin. 



Fig. 35. Opening of thoracic fold. Note position of spiracle, and margin. 



Fig. 30. Section through region of head of late pupa showing the two layers of chitin. 



Fig. 37. Portion of partially emerged adult showing relation of adult leg to that of pupa. 



Fig. 38. General outline of adult female. Only coxae of legs and bases of wings 

 indicated. Note position of spiracles, antennae, eye, ocellus, wax plates, rostrum, 

 ovipositors, position of vasiform orifice with hind gut; small prothoracic segment. 



Fig. 39. Dorsal view of empty pupa case. Note X-shaped crack through which adult 

 has emerged and the 11 pairs of long dorsal wax processes. 



Fig. 40. Lateral view abdomen of female showing position of wax plates and the pleura 

 of the segments. 



Fig. 41. Ventral view of same. 



Fig. 42. Proximal two-thirds of hind tibia. Note comb of spines on inner posterior side. 



Fig. 43. Some of the meal. Note spiral form. 



Fig. 44. Section through wax glands. Note character of gland cells and overlying 

 chitm. (Section passes through the juncture of two segments.) 



Fig. 45. Antenna. Note pseudosegmentation, sense organs, terminal poiiat. 



Fig. 46. Rostrum, showing mvagination at end of first segment, and the imperfect 

 joint in the second. 



Fig. 47. Side view part of rostrum. Note groove and the toothed tip. 



Fig. 48. Adult eye. Ujiper facets are smaller than the lower, with intervening short 

 haii's. • 



Fig. 49. Side view of head. Note position of salivary jmmp and stylets, and the portion 

 of rostral groove in the head. 



Fig. 50. Side view of mouth-parts of first instar, to show loop of stylets inside body, 

 and the rostrum. 



Fig. 51. Claws and second tarsal segment. Note the small piece with which the claws 

 and pulvillus articulate, and the long curved spine attached to the tarsal segment. 



