Explanation of Plate IX. 



Fig. I. Corizoneura yezoensis Shir. ( n. sp. ) 



2. do. 



3. Chrysops basalis Shir. ( n. sp. ) 



4. do. 



5. Chrysops nigricornis Mats. 



6. do. 



7. Haematopota formosana Shir. ( n. sp. ) 



8. do. 



9. Therioplectes hirticeps Loevv. 



10. do. 



11. Atylotus bivittatus Mats. 



12. do. 



13. Isshikia japonica Big. 



14. do. 



15. Tabanus bicinctus Ric. 



1 6. do. 



