xv, s Bezzi: Fruit Flies from the Philippines 427 
distinct from all the other species with two scutellar bristles on 
account of the broad, apical fuscous spot of the wings. 
Mindanao, Davao, a male specimen belonging to Prof. C. F. 
Baker, in whose honor it is named. 
Male. — Length of body, 6.5 millimeters; of wing, 6. Occiput 
rather convex, shining yellowish, reddish toward middle. Frons 
very broad, about as broad as long, entirely reddish yellow, 
unspotted, with a blackish, transverse, vertical stripe, including 
the black ocellar spot; opacous. Lunula broad, yellowish. An- 
tennas as long as face, with a short first joint; entirely yellowish, 
with a narrow third joint. Face concave, shining yellow, with 
black spots at end of antennal grooves. Cheeks whitish; jowls 
as broad as breadth of third antennal joint, with a reddish sub- 
ocular spot. Palpi reddish; proboscis dirty brown. Cephalic 
bristles black; only two lower orbital bristles. 
Back of mesonotum reddish, roughly punetulate, a little shin- 
ing, with a short pale pubescence; black markings as follows: 
A narrow middle stripe, ending at suture ; a triangular patch on 
each side before suture, with base on dorsocentral line and 
vertex on notopleural line just behind humeral callosities; a 
broad patch on each side behind suture, reaching with its acute 
point the base of scutellum; a narrow transverse stripe just in 
front of scutellum. Pleura reddish, with broad black patches 
around the yellow markings. Yellow markings as follows: 
Humeral calli entirely; presutural calli, and extending from 
them a short triangular spot near suture; a narrow and less 
striking supra-alar stripe ; a broad mesopleural stripe, continued 
below into a broad spot on upper part of stemopleuron ; a 
double hypopieural spot. Mesophragma black, but reddish 
toward the middle and above. Scutellum convex, punetulate, 
yellowish, with a very narrow basal black stripe; with only 
the apical pair of bristles. Thoracic bristles black, but dropped 
out in the case of the type. Squamulse and halteres whitish. 
Abdomen very convex in the middle and restricted at base, 
but not properly stalked; segmentation very evident; reddish, 
punetulate, and pubescent like back of mesonotum; first and 
second segments more yellowish, and black at base and on sides, 
black crossband of second segment not extending to sides ; third 
segment with black transverse band at base, dilated on a black 
lateral border at sides, and moreover with the narrow black lon- 
gitudinal middle stripe, forming with those of fourth and fifth 
segments a longitudinal stripe, narrowly interrupted at sutures 
167853 2 
