DIPTERA. 



301 



Tachina tricincta, Mas. 



Nigra; caput album; thorax caiius, nigro qvAtdrivittatm ; abdominis seg. 

 menta cano fasciata ; alee sublimpidce. 



Black: head shining while ; frontalia deep black, linear; facialia beset 

 with bristles along two-thirds of the length from the base ; epistoma not 

 prominent: eyes bare : palpi luteous : feelers black ; third joint ferruginous 

 beneath at the base, linear, slightly rounded at the tip, reaching the epi- 

 stoma, more than four times the length of the second ; sixth near twice the 

 length of the third, stout towards the base : chest with a hoary covering 

 which has four black stripes : abdomen oval, a little longer than the chest, 

 with a hoary band on the base of each segment : wings almost colourless ; 

 veins black, tawny at the base ; pra;brachial vein forming a very obtuse 

 angle at its flexure, straight from thence to its tip which joins the cubital 

 vein on the border above the tip of the wing; lower cross-vein with a slight 

 inward curve in the middle : alulae white. Length of the body 2| lines ; 

 of the wings 4^ lines. 



Madras or Calcutta ? 



Tachina vittata, Mas. ' 



Aurata ; caput antice et subtus album ; thorax nigro quadviviltatus ; ab- 

 domen nigrum, segmentis auro fasciatis ; antennce nigrcc ; pedes 

 picei ; alee fuscce, apice et margine postico sublimpidce. 



Black, with a bright gold coloring: head white in front and beneath 

 where it is clothed with white hairs; frontalia deep black, narrow, linear; 

 facialia without bristles : epistoma not prominent : eyes bare : mouth 

 black, with a pitchy tip ; palpi tawny : feelers deep black ; third joint 

 almost reaching the epistoma, mtich more than twice the length of the 

 second ; sixth stout and pubescent near the base, slender from thence to 

 the tip: chest with four black stripes : abdomen h\a.c\, obconical, longer 

 than the chest, with a gold band on the fore border of each segment : legs 

 pitchy; hips and thighs with a hoary covering ; hips ferruginous : wings 

 brotvn, almost colourless at the tips and along the hind borders ; veins black, 

 tawny at the base ; prsbrachial vein forming a very obtuse angle at its 

 flexure, slightly curved inward near the cubital vein to which it closely 



2 K 



