DTPTERA. "SiS 



black, tawny at the base ; poisers tawuy. Length of the body 2| lines ; of 

 the wings 4| lines. 



Brazil. 



Baccha maculata, Mas. 



jEnca, capite cyaneo, ahdoviine cupreo segmcntorum marginihus anticis 

 fulvis, antennis pedibtisque futvis, femoribus tibiisque poslicis piceo 

 cinctis, tarsi'^ posticis piceis, alls fulvis fusco variis. 



Structure of B. tahida. Head metallic-blue : eyes bright red : feelers 

 tawny: chest brassi/ ; hind part bluish on each side : abdomen coppery ; fore 

 borders of the segments taicny : legs taivny ; a pitchy hand on each hind- 

 thigh and hind-shank ; hind feet pitchy : ivings taivny ; two brown marks 

 on the fore border; cross-veins clouded ivith bi'own ; win g-ribs tawny ; veins 

 black, tawny at the base ; poisers tawuy. Length of the body 5 lines ; of 

 the wings 8 lines. 



East Indies. 



AMATHIA, n. g. 



Baccha: afTinis : femora subtus spinulosa : als vena submarginali 

 undata. 



Allied to Baccha ; thighs armed beneath with little spines ; submar- 

 ginal vein and the two cross-veins inclosing the submarginal and first pos- 

 terior areolet verv much waved. 



Amathia costalis, Mas. 



Flava, thoracis disco abdomincque nigris, hujus fasciis fulvis, antennis 

 fulvis, prdibus flavis, femoribus apice tar sisque fulvis, pedibus posticis 

 fuscis, alis limpidis ad costam furcato-fuscis. 



Head yellow ; a forked ])itchy spot above the base of the feelers ; ano- 

 ther pitchy spot in front of the feelers : eyes red : feelers dark tawny : chest 

 and breast yellow : disk of the chest black : abdomen black with tawny 

 bands : legs yellow ; tips of the four anterior thighs tawny ; hind-thighs 

 and hind-shanks brown; feet tawny; hind-feet brown towards the lips: 

 wings colourless ; a brown stripe along the fore border sending forth a very 



