80 



Explanation of Plate IX. 



MALE GENITALIA OF PTEROPHORIDJE. 



Fig. 1. Platyptilia cosmodactyla, side view. 



Fig. 2. Platyptilia cosmodactyla, top view. 



Fig. 3. Platyptilia cosmodactyla, end of uncns. 



Fig. 4. Platyptilia marginidactyla, side view. 



Fig. 5. Platyptilia marginidactyla, top view. 



Fig. 6. Platyptilia albiciliata, side- view. 



Fig. 7. Platyptilia albiciliata, top view. 



Fig. 8. Platyptilia albiciliata, end of nnctis. 



Fig. 9. Alucita cinerascens, side view. 



Fig. 10. Alucita cinerascens, top view. 



Fig. 11. Alucita cinerascens, view of an internal chitinons piece. 



Fig. 12. Pterophorus guttatus, side view. 



Fig. 13. Pterophorus guttatus, top view of dorsal plate. 



Fig. 14. Platyptilia ochrodactyla, side view. 



Fig. 15. Platyptilia ochrodactyla, top view. 



