70 



Explanation of Plate IV. 



MALE GENITALTA OF FTEROPIIOKID^E. 



[Parts of the genitalia : A, dorsal plate; B, uncus; C, clasp; D, ventral plate; E, elongated 

 internal chitinous appendage.] 



Fig. 1. Pterophorus homodactylus, side view. 



Fig. 2. Pterophorus homodactylus, top view. 



Fig. 3. Pterophorus inquinatus, side view. 



Fig. 4. Pterophorus inquinatus, top view. 



Fig. 5. Pterophorus kelliCOttii, view of inside of left clasper. 



Fig. 6. Pterophorus kellicottii, top view. 



Fig. 7. Pterophorus stramineus, side view. 



Fig. 8. Pterophorus stramineus, outside of left clasper. 



Fig. 9. Pterophorus subochraceus, side view. 



Fig. 10. Pterophorus sulphureodactylus, side view. 



Fig. 11. Pterophorus sulphureodactylus, dorsal plate. 



Fig. 12. Pterophorus lugubris, view of inside of left clasper. 



Fig. 13. Pterophorus lugubris, top view. 



