xv, 5 Bezzi: Fruit Flies from the Philippines 433 



alone. Yellow markings as follows : Humeri entirely ; notopleu- 

 ral calli ; three equally broad longitudinal stripes beyond suture, 

 all abbreviated behind; two supra-alar stripes, one on each 

 side, not at all prolonged in front of suture. Pleura black 

 and rather shining, narrowly reddish in front; a moderately 

 broad yellow stripe on mesopleuron, continued below with a 

 small yellow spot on upper part of sternopleuron ; two broad, 

 contiguous, yellow hypopleural spots. Mesophragma entirely 

 black. Scutellum yellow, with a very narrow, black, basal 

 stripe; four bristles, between the apical pair a well-defined 

 subquadrate black spot. Thoracic bristles quite black; middle 

 scapular and pteropleural weak; one anterior supra-alar; pre- 

 scutellar rather strong. Squamulae and halteres whitish. 



Abdomen oval, not much convex, less restricted at base, with 

 distinct segmentation, punctulate and pubescent like back of 

 mesonotum; first and second segments more yellowish, with 

 black base and black borders, the black basal border of second 

 extending to sides; third, fourth, and fifth segments of a more 

 reddish color, third with a broad and complete black basal band, 

 which is not broadened on sides; middle longitudinal black 

 stripe of last three segments narrow but complete and equal, 

 extending to hind border of fifth segment; last two segments 

 with broad black spots on sides ; fifth segment with less distinct 

 oval patches; sixth segment more distinct than usual, being 

 visible from above, and yellowish with a black middle stripe. 

 Venter yellowish, with black sternites, chiefly the last ones in 

 the male; third abdominal segment of male with black cilia; 

 male genitalia reddish brown ; ovipositor reddish, rather swollen 

 at base, as long as last three abdominal segments together. 

 Legs with dark brown coxae; femora yellowish, with a blackish 

 patch before the end; tibiae yellowish or reddish, but those of 

 the hind pair of legs blackish and in the male distinctly tuber- 

 culate before the end; tarsi reddish with whitish base. 



Wings (Plate II, fig. 1) proportionally narrow and long, with 

 distinct but not much developed supernumerary lobe in male; 

 last portions of third and fourth veins straight and parallel; 

 small cross vein placed a little beyond middle of discoidal cell. 

 Costal border narrow, not surpassing second longitudinal vein 

 toward the middle, only a little broader at end, but not dilated, 

 and ending obliquely near the middle of exterior border of first 

 posterior cell; costal cells hyaline; stigma blackish; first basal 

 cell infuscated above the second; hind cross vein not infuscated 

 Anal stripe rather broad and dark, but not dilated at end; 

 shorter and paler in the female. 



