574 



M. OSHIMA : 



Genus Entérines Fr. Müller. 



15. Eutermos (Hirtitermes) spinocephalus nov. sp. 

 (Pl. X., fig. 7). 



Imago unknown. 



Soldier. — Head and pronotum brownish yellow ; rostrum slightly 

 darker ; antemue paler ; abdominal tergite grey ; sterilite greyish 

 yellow. Head, basal part of rostrum, and thorax densely provided 

 with very strong spiny hairs ; abdominal tergites with two series of 

 stiff spiny hairs. 



Head broadly oval, short ; rostrum stout, markedly elongated, 

 its anterior surface making a marked curve with the anterior surface 

 of head ; proximal part of antennae prominent; antenna; 13-jointed, 

 each joint elongated, 3rd joint as long as ist and more than twice 

 as long as 2nd, 4th joint shorter than half the length of 3rd and as 

 long as 5th ; pronotum saddle-shaped, anterior border emarginate at 



middle; legs slender, long; cerei strong, pointed. 



Length of body 5,00 mm. 



Length of head with rostrum 2,19 mm. 



Length of head without rostrum 1,22 mm. 



Width of head 1,00 mm. 



Width of pronotum 0,53 mm. 



Worker. — Coloration and hairiness as in soldier. Pronotum some- 



what paler ; labrum densely provided with minute hairs. 



Head pentagonal, flattened, with rounded corners ; sutures of head 

 distinct, whitish ; fontanelle triangular ; basal portion of clypeus very 

 short, four times as broad as long, slightly swollen ; antenna: 14- 

 jointed, 3rd joint shorter than twice the length of 2nd, 4th joint 

 shorter than 2nd and 5th ; pronotum saddle-shaped, anterior border 

 scarcely emarginate at middle. 



Length of body 5,00 mm. 



