DIPTERA. 19 
PanconiaA umBRA, Mas. 
Picea, flavo hirta, abdomine nigro, maculis ferrugineis ornato, lateribus 
flavo nigroque fasciculatis, palpis antennisque nigris, pedibus fulvis, 
Semoribus nigris, alis fuscis, 
Body dark pitchy: head thickly clothed behind and beneath with 
pale yellow hairs: eyes daxk pitchy; fore part black, its facets hardly 
larger than those elsewhere: sucker black, much shorter than the chest; 
lancets tawny, as long as the sucker ; palpi black, shorter than the lancets : 
feelers black: chest clothed in front, on each side and beneath with pale 
yellow hairs: abdomen black, its sides furnished with alternate tufts of 
black and pale yellow hairs; a long ferruginous spot on each side of every 
segment; a broad ferruginous band on the hind border of each segment 
beneath: legs tawny; hips and thighs black; tips of the thighs tawny ; 
claws black: wings dark brown; wing-ribs and veins ferruginous; veins 
pitchy towards the tips; scales brown; poisers tawny. Length of the 
body 7 lines ; of the wings 18 lines. 
Chili. 
PANGONIA FusIFoRMIS, Fem. 
Fulva, capite piceo, pectore cinereo, abdominis apice fusco lateribus albo 
nigroque fasciculatis, palpis fulvis, antennis ferrugineis, pedibus 
nigris, alis fuscis ad costam fulvis. P. translucens, Macq. Var. ? 
Body tawny, spindle-shaped: head pitchy, with a tawny tinge above ; 
under side with a hoary tinge, and thickly clothed with hoary hairs: eyes 
pitchy, bare, nearly meeting on the crown; fore part rather flat, its facets 
a little larger than those elsewhere: sucker pitchy, not longer than the 
head; palpi dark tawny, curved, clothed with short black hairs, about 
three-fourths of the length of the sucker: feelers ferruginous ; first and 
second joints short, beset with short black bristles ; third joint broad; the 
the following joints so closely united with it as to seem like a single one, 
which is curved and pointed, and whose divisions successively increase in 
length and diminish in breadth: chest covered with tawny bloom: breast 
gray, clothed with white hairs: abdomen obconical, shining, a little 
broader than the chest, and nearly twice its length, pale tawny at the base, 
and especially on the hind borders of the first, second and third segments, 
brown towards the tip; sides adorned with alternate tufts of black and 
white hairs; legs black, clothed with short black hairs ; knees and foot- 
ey 
¢ 
| 
Y= 
eS” ae SS ae 
ee 
"| fee 
era. 
