55« 



M. OSI 1 1 MA : 



transversal band longer in the middle than in sides; forehead in- 

 clined ; basal portion of clypeus very short, slightly swollen ; eyes 

 somewhat prominent ; ocelli approximated to eye ; antenna; 22-jointed, 

 2nd joint slightly longer than 3rd, 4th joint twice as long as 3rd ; 

 pronotum longer than half the width, anterior border broadly concave, 

 posterior border weakly indented in the middle ; mesonotum and 

 metanotum considerably narrower than pronotum, their posterior border 

 slightly emarginate at middle ; anterior wing-stumps much larger than 

 the posterior wing, covering the basal parts of the latter; membrane 

 of the wings densely provided with hairs ; median nerve runs near to 

 cubitus, branched in apical area ; cubitus with ca. 7 branches, of 

 which the proximal ones are the stronger. 



Length of body with wings 14,00-16,50 mm. 



Length of anterior wing 1 1,00-12,00 mm. 



Length of body 6,50- 8,00 mm. 



Length of head 1,34 mm. 



Width of head 1,41- 1,50 mm. 



Width of pronotum !>53~ 1,66 mm. 



Length of pronotum °>94- i»°3 mm - 



Habitat. — Menado, Celebes ; collected by Mr. Kanehira on May 

 15. 1913- 



5. Coptotermes flavicephalus nov. sp. 

 (Pl. IX., fig. i). 



Imago unknown. 



Soldier. — Head pale yellow ; mandibles brown ; abdomen straw- 

 coloured. Head sparingly pilose ; abdominal tergites densely provided 

 with hairs. 



Head suborbicular, broad and flattened ; fontanelle directed for- 

 ward ; basal portion of clypeus short ; labrum tongue-shaped, with 

 pointed tip, scarcely reaching to middle of mandibles ; mandibles with 

 strongly incurved tip ; antenna; 15-or 16-jointed, 3rd joint nearly as 



