316 ^^6 Philippine Journal of Science isis 



furrows; prselabrum broad, prominent, shining black; proboscis 

 and palpi black; antennae very long, brownish yellow near the 

 base, the third joint blackish, very much restricted after the 

 insertion of the arista which is plumose. Thorax shining black, 

 thickly punctulate, very short pilose; pleurae whitish yellow; 

 chest and stemopleurse shining black, but the last with a narrow 

 yellow streak on the upper margin. Bristles: 2 pairs of dorso- 

 central, 1 humeral, 1 prsesutural, 2 notopleural, 3 supra-alar, 1 

 fine mesopleural, and 1 sternopleural. Scutellum black, flattened, 

 punctulate as is the mesonotum, bare, with 4 strong bristles, 

 the apical not crossed. Metanotum shining black. Halteres 

 black. Abdomen flattened, entirely shining black, and very short 

 blackhaired. Genitalia very small and black. Legs shining 

 black ; middle and hind tibiae yellow with black tips ; middle and 

 hind tarsi yellow; front legs entirely black, the femora reddisIT 

 beneath; front tarsi distinctly broadened. Wings brownish, al- 

 most black along the costal margin to the second vein; veins 

 black, arranged as in pupicola. 



41. Pachycerina apicalis sp. nov. 



Male. — ^Very closely related to P. javana and P. seychellensis 

 Lamb, 1912, but distinguished by the coloration of the wings, 

 which have a brown costal margin and a narrow whitish apical 

 lunule between the ends of second and fourth veins. 



Length of body, 2.5 mm. ; of antennse, 0.8 mm. Frons opaque 

 yellow, reddish toward the eyes, with a round opaque black 

 spot on the ocelli, not prolonged forward; frontoorbital bristles 

 inserted on brownish dots ; face shining reddish, slightly convex, 

 not prominent, with a round black shining spot on each side; 

 prselabrum reddish; palpi black at the apex; antennae yellow, 

 the third joint very long, brov/nish black; arista short plumose, 

 not feathered. Mesonotum shining reddish, almost bare ; brown 

 longitudinal stripes very indistinct; a broad yellowish streak 

 extending from propleura along mesopleura to the hypopleura. 

 Thoracic chaetotaxy normal; 1 mesopleural and 1 sternopleural 

 bristle. Scutellum, like mesonotum, with 4 bristles, the apical 

 two parallel. Abdomen shining reddish, scarcely pilose; geni- 

 talia round, light yellow. Legs entirely yellow; front tarsi 

 black, the first joint with yellow base. Wings with the second 

 longitudinal vein, at the base, very divergent from the third, 

 afterward passing near to the costa; third and fourth veins 

 straight and almost parallel. Wings grayish; the costa brown 

 from the end of the first vein to the end of the second, from 

 whence it continues more diffused, to the hind margin of the 



