•325 INSF.CTA SAUNDERSIANA. 



broad coppery stripes which occupy most of the disk : abdomen tatvny, yel- 

 lowish on each side beyond the middle, pitchy towards the tip; hind borders 

 of the segments pitchy : feet tawny ; each hind-thigh and hind-shank adorned 

 with a brown band, and the like is very slightly indicated on the middle 

 legs: wings colourless ; wing-ribs tawny ; veins black, tawny at the base. 

 Length of the body 4i lines ; of the wings 9 lines. 



Brazil. 



Baccha ceassa, Mas. 



Nigra, capite pectoreque chalybeis, scutello thoracisque lateribus aneis, an- 

 tennis pedibusque piceis, tarsis fulvo-cinctis, alis cinereis basi et ad 

 costamfuscis. 



Black : head steel blue, clothed above with black hairs, covered in front 

 with white down : eyes red : mouth tawny : feelers pitchy : chest very stout ; 

 scutcheon and sides of the chest brassy, the latter clothed with tawny hairs : 

 breast steel-blue : abdomen much compressed at the base, ividening thence to 

 the tip, about twice the length of the chest but not half its breadth in the 

 widest part : legs pitchy ; trochanters and knees tawny ; second and third 

 joints of the feet taivny, which colour is palest in the hind-feet ; claws 

 black ; foot-cushions tawny : wings dark gray, brownish at the base and be- 

 neath the fore border ; wing-ribs and veins black ;*poisers tawuy. Length 

 of the body 4 lines ; of the wings 8 lines. 



Brazil. 



Baccha tenuis, Fem. 



Cyanea, capite antico flavo, abdomine cyaneo apice purpurea fasciis qua- 

 tuor fulvis ornato, antennis pedibusque fulvis, femoribus tibiisquc 

 posticis fusco-cinctis, alis limpid is. 



Head bright blue above, pale yellow in front and beneath ; a little black 

 spot above the base of the feelers ; eyes red : mouth and feelers tawny : 

 chest and breast metallic-blue ; sides yelloiv ; a broad coppery band between 

 the wings : abdomen black, shining, about thrice the length of the chest, 

 adorned with four taivny bands, linear and very slender for two-thirds of the 

 length, purple and spindle-shaped from thence to the tip : legs pale tawny ; 

 hind-thighs and hind-shanks adorned with pale brown bands ; hind-feet dark 

 tawny, brownish towards the base: uings colourless ; wing-ribs tawny ; veins 



