THE SCOLYTID 











stern' 



ellum 



_ _ Sternum 

 '"_"!- EpisternwW' 



Exocoxal piece 



Epimervm 



Stcrnellar area 



Coxa 



Sternum 



Epistemum 



Median line 

 Stemellar piece ■ 



--Coxa 



Epimerum 



■-—-- tntevcoxal process 

 ~ ~ 2d suture 



-St, 

 3d 



^fnite3 



re 





FiQ. 2.— The red turpentine beetle. Adult, ventral aspect, greatly enlarged: a, Stemellar area. (Author's 



illustration.) 



