EXPLANATION OF PLATE CLXXXVIL 



Walkeriana ovilla. 



Fig. I. Adult female, dorsal view, nat. size. 



2, 3. Young larvae, x g. 



4. Antenna of adult female, x 50. 



5. Mid leg „ „ „ X 30. 



6. Foot „ „ „ X 130. 



7. Large tubular pores from frontal margin of young larva, x 450. 



8. Spines and pores from dorsum of young larva, x 450. 

 g. Abdominal spiracle of adult female, x 220. 



10. Pores from anal tract, x 450. 



11. Pores from median area of venter, x 450. 



12. Setae and pores from lateral area of venter, x 450. 



13. Spines and pores from dorsum, x 450. 



