31 Hylurgops gl a brat us Zett., foretarsus. (Greatlj- enlarged) 



32 Hylastes undes. sp., first three segments of foretarsus. (Greatly 



enlarged) 

 3^ Hylurgops glabratus Zett., venter of abdomen. (Enlarged) 



34 Hylesinus aculeatus Say, venter of abdomen. (Enlarged) 



35 Hylurgops glabratus Zett., mesosternum ; C, coxal cavity ; 



pro., protuberance of mesosternum. (Enlarged) 



36 Hylurgops glabratus Zett., pronotuni and base of elytra. 



(Enlarged) 

 ;^7 Hylastes undes. sp., pronotum and base of elytra. (Enlarged) 



