84 



ART. 7. — SANJI HOZAWA: 



Soldier. 

 (PL HI. Fig. 16 ; Text-fig. 19). 



Colour. — Head bright yellow, somewhat darker in front, ante- 

 clypetis whitish, mandibles blackish brown, reddish brown at the 

 base. Thorax bright yellow, abdomen much lighter. 



Head.— Oval, broadly rounded behind, and narrowed in front, 

 rather flat. Median and transverse sutures distinct. Fontanelle 

 round, in normal position. A distinct canal runs anteriorly, arising 

 from the fontanelle. Hairs scanty. — (Text-fig. 19, a). 



Antennae. — Long, 1 7-20 -jointed ; in the specimen with 18 

 joints : 1st joint very stout, slightly concave on sides ; 2nd narrower 



Text-fig. 19. Arrhinotermes japonicus. Soldier, a,'. Head; b, Antenna; 

 c, Labrum ; d, Eight mandible ; e, Left mandible ; f, Left maxilla'; g, Pronotum. 

 (a, gx20; b, d, ex 30; c, fx50). 



and shorter ; 3rd smallest ; the following ones increasing in size 



