770 LIST OF DIPTERA. 



Group VIII. Phorinia, Desv. Essai Myod. 118. 

 Group IX. Ophelia, Desv. Essai Myod. 120. 



Tachina Xyehus, n. s. Cinerea, capite argenteo, thorace vittis qua- 

 t.uor nigris, abdominis lateribus cano micantibus, palpis fulvis, 

 antennis pedibusque nigris, alis sublimpidis. 

 Body black, covered with gray bloom, clothed with black hairs 

 aud bristles : head adorned with silvery lustre in front, clothed be- 

 neath with some hoary hairs, tawny about the eyelets, and with 

 a pitchy stripe from thence to the feelers ; epistoma not prominent ; 

 sides of the face completely fringed with bristles : eyes red, not 

 hairy : sucker black, clothed at the tip with tawny hairs ; palpi 

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

 third joint linear, very long, full six times the length of the second, 

 truncated at the tip ; bristle not longer than the third joint, its first 

 joint obsolete ; second joint very short ; third joint stout for nearly 

 half the length, very slender from thence to the tip: chest adorned 

 with four black stripes: abdomen obconical, a little shorter than the 

 chest; fore borders of the segments adorned on each side with 

 patches of hoary lustre : legs black, clothed with black hairs and 

 bristles ; foot-cushions tawny : wings nearly colourless ; wing-ribs 

 tawny ; veins black, tawny towards the base ; tip cross-vein forming 

 a very slightly obtuse angle with the fourth longitudinal vein, 

 slightly curved inward, joining the border at some distance above 

 the tip of the wing ; lower cross-vein nearly straight ; scales white. 

 Length of the body 2| lines ; of the wings 5 lines. 

 a. Jamaica. From Mr. Gosse's collection. 



Group X. Blondelia, Desv. Essai Myod. 122. 



Group XI. Rhinomya, Desv. Essai Myod. 123. 



Group XII. Lydina, Desv. Essai Myod. 124. 



Tachina nitida? Lydina nitida? Desv. Essai Myod. 124, 1. 

 a. Upsal, Sweden. Presented by the Entomological Club. 



Group XIII. Erynnia, Desv. Essai Myod. 125. 

 Group XIV. Wayneria, Desv. Essai Myod. 126. 



Group XV. Araba, Desv. Essai Myod. 127. 

 Group XVI. Phorocera, Desv. Essai Myod. 131. 



