LIST OF"DIPTEEA. 775 



nearly the whole length from the base : epistoma not prominent : 

 eyes red, not hairy ; sucker black, clothed with tawny hairs ; palpi 

 tawny, beset with black bristles ; feelers black, as long as the face ; 

 third joint linear, very long, obliquely truncated at the tip, about 

 six times the length of the second joint ; bristle a little longer than 

 the third joint, its first and second joints very short ; third stout, 

 tapering along the whole length : chest adorned with three black 

 stripes ; scutcheon tawny, armed with long black spines ; abdomen 

 obconicalj not longer than tbe chest, thickly armed with long black 

 spines ; hind borders of the segments irregularly hoary, with tawny 

 tinge towards the tip: legs black, clothed with black hairs and 

 bristles ; foot-cushions tawny ; wings gray ; wing-ribs pitchy ; veins 

 black, tawny towards the base ; tip cross-vein forming a very obtuse 

 angle with the fourth longitudinal vein, straight, joining the third 

 longitudinal vein far above the tip of the wing ; lower cross-vein 

 with three slight curves, the lowest short and outward, the second 

 short and inward, the third long and outward ; scales white. Length 

 of the body 5^- lines ; of the wings 11 lines. 



Tachina evolans, Wiecl. Auss. Ziveif. ii. 321, 73. 



a. Sierra Leone. Presented by the Eev. D. F. Morgan. 



Tachina - 



a. South Africa. Presented by Dr. A. Smith. 



Tachina Olmus, n. s. Aurea, thorace nigro quadrivittato, abdomine 

 nigro fasciato, palpis fulvis, anlennis pedibusque nigris, alis lim- 

 pidis ad costamfuscis. 



Body black, clothed with black hairs and bristles : head golden, 

 paler along the outer borders of the eyes ; a black stripe from the 

 eyelets to the feelers; epistoma not prominent; sides of the face 

 without bristles, except at the base : eyes red : sucker pitchy ; palpi 

 tawny, clothed with black hairs: feelers black, as long as the face ; 

 third joint about four times the length of the second, linear, narrow, 

 truncated at the tip ; bristle nearly twice the length of the third joint, 

 its first joint obsolete; second extremely short; third stout for less 

 than one-third of the length, slender from thence to the tip: chest 

 and breast covered with golden bloom : chest adorned with four 

 interrupted black stripes: abdomen nearly elliptical, not longer than 

 the chest ; fore borders of the segments golden : legs black, clothed 

 with black hairs and bristles ; foot-cushions tawny : wings colour- 

 less, brown along the fore borders till near the tips ; wing-ribs and 

 veins pitchy ; veins black towards the tips ; tip cross-vein forming a 



3 y2 



