REVISION OF THE JAPANESE TERMITES. 



39 



lightly covered with fine hairs, and with 3 spines at the end ; 

 tarsus 4 -joined : lst-3rd joints short; 4th longer than preceding 

 three combined, with claws, bnt without plantula. Hind legs 

 almost reaching beyond the end of abdomen. 



Abdomen. — Cylindrical, with rounded end. Each abdominal 

 plate with hairs arranged in a transversal row. Cerci long ; styli 

 conical, with a long hair at the tip. 



Measurements : — 





Length (inm.m.) 



Breadth (in m.m.) 



Body 



9.0 —11.5 





Head 



3.1 _ 3.54 



1.6 —1.8 



Head with mandibles 



3.9 — 4.4 





Antenna (15- joints) 



1.9 





Labrum 



0.5 



0.5 



Ante-clypeus 



0.15— 0.17 



0.5 —0.6 



Pronotum 



0.8 



1.9 



Mesonotum 



0.77 



1.7 



Metanotum 



0.6 



1.8 



Worker. 

 (Text-fig. 8). 



Colour. — Head whitish, forehead and clypeus yellow, labrum 

 and lateral margin of the meso— and metanotum yellowish 

 brown ; tarsi, and a spot on each side of the clypeus dark brown ; 

 abdomen dirty brown. 



Head. — Spherical, summit rounded, sloping down toward the 



