EAST INDIAN TERMITES. 



581 



Head nearly pentagonal, sides slightly converging anteriorly ; 

 basal portion of clypeus shorter than half the width, markedly 

 swollen ; antennae 14-jointed, 2nd joint as long as 3rd, 4th joint 

 shorter than 3rd ; pronotum saddle-shaped, anterior border not 



emarginate. 



Length of body 5,00 mm. 



Width of head 1,16 mm. 



Width of pronotum 0,75 mm. 



Habitat. — Menado, Celebes (May 19. 191 3) ; Sandakan, Borneo 

 (July 9, 191 3); collected by Mr. Kanehira. 



22. Eutermes (Grallatotermes) luzonicus nov. sp. 

 (Pl. X., figs. 15-16). 



Imago unknown. 



Soldier (the larger form).- — -Head dark brown ; abdomen dark 

 yellow, shiny. Head very sparingly provided with spiny hairs ; 

 abdominal tergites densely provided with minute hairs, two or three 

 posterior tergites with longer spiny hairs along the posterior border. 



Head broadly oval ; rostrum conical, its anterior surface making 

 a curve with the anterior surface of head, basal part slightly swollen 

 dorsally ; mandibles with a short apical portion ; antennae 1 3-jointed, 

 3rd and 4th joints longer than 2nd; pronotum saddle-shaped, anterior 

 border slightly emarginate at middle, posterior border rounded. 



Length of body 4,00 mm. 



Length of head with rostrum i ; 78-i,8i mm. 



Length of head without mandible i,oómm. 



Width of head 1,16-1,22 mm. 



Width of pronotum 0,56 mm. 



Soldier (the smaller form). — Head and abdominal tergites nearly 

 smooth, very sparingly provided with spiny hairs; antennae 13- 

 jointed, 3rd joint nearly as long as 2nd. 



