Description of Plate IV 
Pupation of Duomitus ceramicus, Wlk. 
Longitudinal sections through beeholes in a very young teak sapling (left) 
and an older teak pole (right) showing the pupa in situ in the pupal chamber, which 
is closed by a woven silk partition. 
(Slightly less than natural size). 
[From Beekman, De groote djati boarder, Meded. v. h. proefst. voor het boschwezen, 
Java, No. 4, 1919, Plaat 5 ; by kind permission.] 
