Explanation of Plate IX. 



Fig. 1. Corydalis orientalis, McLach., ^ (less than natural size). 



2. Left mandible, enlarged. 



3. Portion of an antennsc, much enlarged. 



4. Sub-mentum, etc., enlargeil. 



5. Apex of abdomen, fi*om above, enlarged. 



6. „ „ „ side, enlarged. 



