328 J- R- MALLOCH. 



21. Agromyza aliena n. sp. 



Female: Glossy black, becoming more brownish towards apex of 

 abdomen. Center stripe of frons opaque black ; frontal lunule brown ; cheeks 

 opaque, brownish; apex of proboscis pale brownish. Pleural sutures and 

 below wing base yellowish brown. Legs brown-black. Wings slightly grayish, 

 veins black. Squamae gray, fringe black-brown. Halteres black-brown, 

 paler on the inner surface. 



Frons distinctly over one third the width of head ; orbits distinct, 

 each about one fifth as wide as center stripe; 4 pairs of moderate-sized 

 orbital bristles present, which decrease slightly in size anteriorly, the an- 

 terior two pairs incurved ; several short hairs on orbits, in addition to the 

 bristles ; frontal triangle indistinct, only glossy on a very narrow stripe 

 below ocelli; antennae of moderate size, inserted below middle of profile, 

 dorsal bristle on second joint distinct; third joint slightly longer than 

 broad, rounded at apex; arista swollen at base, tapering, shghtly pubes- 

 cent, its entire length almost equal to that of frons ; face concave ; cheek 

 about one sixth as high as eye, marginal hairs numerous, vibrissa differen- 

 tiated. Mesonotum with 3 pairs of dorso-centrals, the anterior pair weak; 

 discal setulae numerous, but not long, about 10 rows between the dorso- 

 centrals ; no strong bristles between the posterior dorso-centrals ; the setulae 

 carried to the posterior margin. Abdomen broadly ovate ; surface with 

 distinct hairs, which become bristle-like on the posterior and lateral margins ; 

 ovipositor tapering, glossy black. Legs normal in shape ; mid tibia with 

 the posterior bristles distinct. Inner cross vein at below end of first vein 

 and at two fifths from apex of discal cell ; last section of fourth vein 4 times 

 as long as penultimate section ; veins 3 and 4 distinctly divergent ; last 

 section of fifth vein two thirds as long as penultimate section. 



Length: 2*75 mm. 



Type: Sokotsu, May, 1912. 



22. Agromyza setigera n. sp. 



Female: In coloration identical with variihaUerata except that the 

 halteres are unicolorous black- brown. 



Frons slightly less than one third the width of the head; center 

 stripe opaque, orbits shining; each orbit about one fourth the width of 

 center stripe, distinct ; 4 pairs of orbital bristles present, the three upper 

 pairs strong, the anterior pair weak, incurved ; hairs on orbits weak, but 

 numerous ; frontal triangle indistinct, only represented by a narrow glossy 

 stripe below the ocelli; antennae as in varihalterata; cheek short, narrow, 



