80 



ART. 7. — SANJI HOZAWA 



Measurements ; — 





Length (in m.m.) 



Breadth (in m.m.) 



Body 



5.5 —8.0 





Head 



1.5 —2.17 



1.35—1.55 



Head with mandibles 



2.4 —3.1 





Antenna (18- joints) 



2.3 





Labrum 



0.23—0.33 



0.23-0.33 



Ante-clypeus 



0.07 



0.3 



Post-clypeus 



0.17—0.2 



0.4 —0.5 



Mandible (right) 



1.1 —1.3 





Pronotum 



0.53—0.67 



1.1 —1.33 



Mesonotum 



0.5 —0.6 



1.0 —1.33 



Metanotum 



0.4 —0.5 



1.1 —1.3 



Ergatoid. 

 (PI. III. Fig. 17; Text-fig. 20). 



Colour. — Head, dorsal surface of the thorax and abdomen 

 brownish yellow, under surface lighter. Antennae, palpi and legs 

 much lighter. A spot on each side of the post-clypeus dark brown. 



Head. — Almost spherical, summit rather flat. Fontanelle large, 

 triangular -oval, whitish in colour, median and transverse sutures 

 distinct. Hairs scanty. — (Text-fig. 20, a). 



Antennae. — 16-1 9 -jointed. Of the specimen with 19 joints : 1st 

 joint large, cylindrical, broadest at apex ; 2nd nearly as long as 

 broad, narrower than 1st ; 3rd-5th short, annulate ; 6th-8th very 

 broad orbiculate ; the following ones increasing in length and 



