DIPTERA. ; 235 
from the base till near the tip which is brassy, fringed with pale tawny 
hairs, adorned with three pair of larye oblong tawny spots : legs pale tawny : 
wings tinged with pale tawny; wing-ribs tawny; veins black, tawny 
towards the base and along the fore border; poisers tawny. Length of the 
body 3 lines ; of the wings 6 lines. 
East Indies. 
Syrenus Cornonea, Fem. 
Cyaneus, abdomine cyaneo-piceo maculis octo fulvis ornato, antennis ferru- 
gineis articulo 30 supra piceo, pedibus fulvis, alis limpidis. 
Deep blue, shining : head, excepting the crown and the disk of the face, 
with a hoary covering: eyes red: feelers ferruginous: third joint pitchy 
above: breast tinged with hoary: abdomen pitchy with blue lustre, slightly 
increasing in breadth from the base to near the tip, much longer and 
a little broader than the chest, adorned with four pair of tawny spots, 
second and third pair somewhat triangular, larger than the first, fourth pair 
much smaller than the third: legs tawny: wings colourless ; wing-ribs 
tawny; veins black, tawny towards the base and along the fore border ; 
poisers tawny. Length of the body 3 lines; of the wings 7 lines. 
East Indies. 
Syrruus pimensus, Mas. 
Aineus, capite thoracis lateribus seutelloque flavis, abdomine fulvo fasciis 
nigris eneisque ornato, antennis fulvis articulo 30 supra piceo, pedi- 
bus fulvis, femoribus tibiisque posticis fusco cinctis, alis limpidis. 
Head pale yellow ; a bronze mark above the base of the feelers, whence 
a black stripe proceeds to the epistoma ; hind-head black, tinged with hoary, 
clothed with white hairs : eyes bright red: feelers tawny ; a pitchy stripe 
on the third joint: chest and breast brassy; sides and scutcheon yellow : 
abdomen bright tawny, obconical, much longer but not broader than the 
chest, adorned above with four black bands which include bronze bands, the 
latter are on the hind borders of the segments; the fourth segment has a 
black middle stripe, on each side of which the band forms two very long 
and acute angles ; the fifth is black and includes two pair of tawny spots, 
the side pair large, the middle pair small : legs yellow ; feet tawny ; a brown 
oy 
