SuspraMiIty CHRYSOMYINAE 187 
brown; back of head with one well-defined and three or four ill- 
defined rows of postocular cilia and with considerable scattered 
whitish yellow hair. 
Thorax blue black, metallic purplish and blue green, with 
thin gray pollen which is particularly noticeable immediately be- 
hind head on dorsum, and with three to five black stripes, the 
middle stripe extending to the apex of the scutellum; pleura with 
thin silver pollen; propleuron with long tawny hair; preintraalar 
bristles with hindmost one placed anterior to suture by 0.5; 
preacrostichal bristles three, the hindmost placed 0.5 before 
suture; predorsocentral bristles four, the hindmost placed 1.0 
before suture; postacrostichal bristles four, long and strong, 
often with fifth bristle between first and second and the row 
spaced for six; postdorsocentral bristles with row spaced for 
four bristles but the second often weak and sometimes absent; 
mesothoracic spiracle with dark yellow or tawny hair; meta- 
thoracic spiracle with dark yellow hair, the anterior edge with 
or without long black hair; scutellum with one discal bristle and 
one subapical discal bristle and with scattered short white hair 
below. 
Legs black, middle femur with one anteroventral bristle at 
basal fifth, and a posteroventral row extending from base to 
apical fourth; middle tibia with one subapical dorsal bristle, 
three anterodorsal bristles, one at basal fourth, one near middle, 
and one near apical fourth, one ventral bristle near apical third, 
two posterior bristles, one near basal third and one near apical 
third, sometimes a third bristle in this series slightly basad of 
these, and with two posterodorsal bristles near basal third; hind 
femur with one dorsal subapical bristle and with anterodorsal, 
anteroventral and posteroventral rows of bristles; hind tibia with 
anterodorsal row of long and strong bristles, one dorsal subapical 
bristle, four anteroventral bristles in a row on apical half, and 
a row of four posterodorsal bristles. 
Wing hyaline, somewhat brownish basally and toward ea 
costal sections 2 to 6 in the proportion 90:52 :127 :37 :9; saheostal 
sclerite dark orange brown to black, with black setae; third vein 
setulose two-fifths the distance to cross vein; fourth vein with 
a short fold or section at the right-angled bend, the vein then 
gently curving toward wing apex; anterior cross vein at or near 
middle of second section of third vein; posterior cross vein 
gently doubly arcuate; upper and lower squamal lobes white. 
Abdomen colored as in metallica; scutellar depression extend- 
ing about three-fourths the distance to the hind margin of first 
tergite; fourth segment with scattered erect bristles of medium 
