ig6 



M. OSHIMA : THREE NEW SPECIES 



fontanelle indistinct ; pronotum much broader than head, quadrate, strongly 

 vaulted above, anterior border straight, posterior border slightly curved at 

 middle, postero-lateral corners rounded ; posterior border of mesonotum and 

 metanotum nearly straight, the former narrower than the latter ; anterior 

 wing-stumps very large, entirely covering the posterior ; wing pale brown, 

 darker anteriorly ; veins (except cubitus) reddish brown, subcostal nerve 

 very short, radius united with costal at the basal two-fifths of the wing, 

 radius-sector with six branches, median nerve running near and parallel to 

 the former, apical half of the two nerves connected with each other ; cubitus 

 running through middle of wing, with ca. 14 branches, of which the proximal 

 ones are stronger (anterior wing) ; in the posterior wing median nerve 

 starting from the proximal one-fourth of radius-sector. 



Length of body with wing 17,50 mm. 



Length of body without wing 10,50 mm. 



Length of head t,fi mm. 



Width of head 1,78 mm. 



Width of pronotum 2,28 mm. 



Length of pronotum 1,31mm. 



Length of anterior wing 13,00 mm. 



Habitat. — Palao Island ; collected on March 26, 191 5. 



Remarks. — The nearest relative of this species appears to be 

 Calotcrmcs (X.) militaris from Ceylon. However, it differs from that 

 species in having much narrower head and pronotum. 



Arrhinof ennes potiattienais nov. sp. 



Imago. — Head pale reddish brown ; thorax and abdomen .somewhat 

 paler ; antenna; and legs dark yellow. Head very sparsely provided with 

 spiny hairs; outer border of pronotum with a series of hairs; posterior 

 border of abdominal tergites with a series of minute hairs mingled with 

 long spiny hairs. 



Head round, flattened ; fontanelle distinct, directed upwards ; from the 



