324 J. R. MALLOCH. 



surface hairs than in the male, in addition to the bristles; the ovipositor 

 is much exserted and rather tubular; the wings are slightly broader, and 

 the third and fourth veins more distinctly divergent apically. 



Length: 2*75— 3-5 mm. 



Locahty of type: Sokotsu, May, 1912. 



Locality of allotype: Takao, April 10, 1907. 



Paratypes: Takao, November 8, 1907, and March 31. 1907; Yen- 

 tempo, May 19, 1907; and Tainan, no date. 



10. Agromyza lasiops n. sp. 



Male: Glossy black. Mesonotum with a slight bronzy luster. Abdomen 

 with a distinct blue-green tinge, in some lights with a slight cupreous luster. 

 Frons black, center stripe opaque, orbits and triangle glossy. Antennae,, 

 palpi, and prolioscis black, the latter brown at apex. Legs black. Wings 

 clear, veins black. Squamae yellow, fringe concolorous. Halteres black. 



Frons slightly less than one third the width of head, narrowed but 

 little anteriorly ; orbits narrow, width of each at widest part not more 

 than one sixth the width of center stripe at same part ; 4 pairs of almost 

 equally strong orbital bristles present, and in addition a few weak hairs 

 near to the eye margin, extending from anterior extremity to upper orbital 

 bristle ; lunule large, white pollinose ; antennae inserted slightly below middle 

 of profile, second joint with distinct bristle, third joint rounded, of mode- 

 rate size; arista tapering, reaching to upper orbital, pubescence fine, but 

 distinct ; eye very large, covering almost the entire side of the head, shortly 

 pubescent, but with an area on upper surface which is distinctly hairy : 

 cheek Unear, marginal hairs very fine and numerous; vibrissa very weak. 

 Mesonotum with 2 pairs of dorso-centrals ; disc very densely covered with 

 short hairs, which are indiscriminately arranged. Abdomen subovate, 

 the surfaces of the segments covered with short hairs which are very closelv 

 placed ; hypopygium of normal size, with 2 slightly projecting apical la- 

 mellae. Legs strong; fore tibia with a posterior setula at about the middle; 

 mid tibia with 2 rather strong setulae. Auxiliary vein joining costa. almost 

 fused with first vein near to its apex ; inner cross vein at, or slightly beyond, 

 middle of discal cell, and below end of first vein, slightly acute, its lower 

 extremity sloping away from wing base ; last section of fourth vein al)Out 

 three times as long as penultimate section ; last section of fifth vein two 

 thirds as long as penultimate section ; last section of fourth vein slightly 

 undulating, see fig. 11. 



Length-: 3'5 mm. 



Locality : Kosempo, June. 



