XII, D, 3 Bezzi: Studies in Philippine Diptera, II 123 



bristles, disposed in a single row at the mouth border; palpi 

 black and black-haired; proboscis black. 



Thorax black, with the humeral calli narrowly reddish; on 

 the collar and on the dorsum clothed by dense dark ochraceous 

 tomentum, without defined pattern ; on the pleurse the tomentum 

 scantier and light gray, only the sternopleura being glabrous 

 and shining black; bristles of the collar black; thoracic macro- 

 chsetae black, one prsesijtural, one anterior supra-alar, one pos- 

 terior supra-alar, the dorsocentrals disposed on a line much 

 produced forward, but shorter than in S. rubricosus. Meta- 

 pleural bristles yellowish. Scutellum shining black, gray-dusted 

 above, yellowish along the hind border, with a pair of strong 

 black apical macrochsetse. Mesophragma black, densely gray- 

 dusted. Halteres brownish yellow. 



Abdomen distinctly spatulate, shining, with very short, dark 

 and pale hairs; first segment black, with a narrow yellowish 

 hind border and a strong black bristle on each side; second 

 segment yellow, with a broad black basal band, the last pro- 

 duced behind on the sides; third segment yellow, with a tri- 

 angular black spot at base on each side, sometimes less distinct; 

 fourth to seventh segments black, with a yellow hind border, 

 which becomes gradually broader on the last segments ; genitalia 

 black, with whitish pubescence; venter black, the second and 

 third segments almost entirely yellow, with rather long, pale 

 yellowish hairs. Coxae shining yellowish, the posterior four 

 with a broad black spot outside and the front pair with long 

 whitish hairs; all the trocanters reddish yellow; all the femora 

 black, strongly shining, with reddish tips, with some pale hairs, 

 and those of the hind pair with four or five strong black 

 bristles at end below and before; tibise yellowish, with long 

 black bristles; spur of the ffont tibise black, stronger than in 

 S. rubricosus, and not curved outward; tarsi dark reddish, with 

 black ends ; claws black, with red bases ; pulvilli yellow. 



Wings grayish hyaline, iridescent, with black veins; fourth 

 posterior cell at end as broad as the second ; discoidal cell narrow, 

 the anterior cross vein placed near its middle; anal cell very 

 narrow at end ; second longitudinal vein distinctly bent forward 

 at end. 



Luzon, Laguna, Mount Banahao. Mindanao, Butuan 

 (Baker) . 



135. Damalina semperi 0. S. 1882. 



Mount Banahao. A very peculiar, endemic insect. 



149052 2 



