30'2 INSECTA SAUNDEESIANA. 



approaches ; lower cross-vein curved inward near the base : alula; yellowish 

 white with pale yellow borders : halteres luteous. Length of the body 

 2| lines ; of the wings 5 lines. 



South America. 



Tachina TENEBRirERA, Mas. 



Atra ; caput auratum, antice album; thorax cinereus, nigra subvittatus ; 

 abdomen cano-micans ; alee cinerea;, basi et ad costam nigricantes. 



Deep black : head with a gilded covering, clothed beneath with white 

 hairs ; face and hind part white ; frontalia deep black, linear ; facialia 

 without hairs except at the base ; epistoma yellow, not prominent : eyes 

 bare: jmlpi iaumg : feelers black; third joint linear, reaching the epi- 

 stoma, about thrice the length of the second ; sixth slender, minutely 

 pubescent, very much longer than the third : chest tvith a gray covering, 

 which is indistinctly striped tvith black : abdomen long-obconical, tvith 

 hoary reflections on each side, a little longer than the chest : tvings gray, 

 blackish at the base and along the fore border ; preebrachial vein forming a 

 very obtuse angle at its flexure, from whence it is almost straight; lower 

 cross-vein with the two curves, the lower one very deep : alulee pale tawny. 

 Length of the body 3|^ lines ; of the wings 7 lines. 



Brazil. 



Tachina scita, Mas. 



Aiirata ; thorax nigro quadrivittalus ; abdomen nigrum, segmentis albido 

 fasciatis, subtus ferrugincum ; antenna, et pedes nigra ; aim siib- 

 cinerecc. 



Black : liead and chest tvith a gilded covering : head clothed behind 

 and beneath with pale yellow hairs ; frontalia deep black, slightly widening 

 from the eyelets to the feelers ; facialia without bristles except at the base ; 

 epistoma not prominent: eyes bare: palpi tatvny : feelers black; third 

 joint, linear, not reaching the epistoma, full thrice the length of the 

 second ; sixth slender, very indistinctly pubescent, almost twice the length 

 of the third : chest tvith four black stripes : abdomen obconical, not longer 

 than the chest, trith a broad ivhitish band on the fore border of each segment; 



