LIST OF DIPTERA. 745 



back : legs black, clothed with black hairs and bristles ; foot- 

 cushions tawny : wings light gray ; wing-ribs pitchy ; veins black, 

 pitchy at the base ; a spine on the fore border of the wing ; tip cross- 

 vein forming a slightly obtuse angle with the fourth longitudinal 

 vein, which is unusually distant from the tip of the wing, very 

 slightly curved inward, but here and there waving and in some 

 parts straight, joining the border at some distance above the tip of 

 the wing ; lower cross-vein straight, very far from the wing-border ; 

 scales white, with yellow borders. Length of the body 3 lines ; of the 

 wings 5 lines. 

 a. England. 



Div. C. Microceratae, Desv. Essai Myod. 58. 



Group I. Crameria, Desv. Essai Myod. 59. 



Group II. Ernestia, Desv. Essai Myod. 60. 



Tachina Leocrates, n. s. Cinerea, capite cano, abdomine fulvo vitta 

 dorsali nigra, palpis fulvis, antennis ferrugineis, articulo 3° piceo, 

 pedibus nigris, alis subfuscis. 



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

 covered with hoary down ; sides of the face fringed with bristles at 

 the base ; epistoma prominent : sucker black, clothed at the tip with 

 tawny hairs ; palpi tawny : eyes red, hairy : feelers dark ferruginous, 

 much shorter than the face ; third joint pitchy, flat above, slightly 

 rounded at the tip, shorter than the second joint: chest and breast 

 gray, thinly beset with black bristles ; scutcheon armed with long 

 black spines, tawny on the hind border : abdomen tawny, clothed 

 with black hairs, armed with some black spines, which are mostly to- 

 wards the tip, adorned with a black stripe on the back : legs black, 

 clothed with black hairs and bristles : wings light brown ; wing- 

 ribs and veins tawny : veins pitchy towards the tips ; tip cross-vein 

 forming a very obtuse angle with the fourth longitudinal vein, which 

 sends forth a stump beyond it, nearly straight, joining the border 

 very near the third longitudinal vein and a little above the tip of the 

 wing ; lower cross-vein with two curves, the lower inward, the other 

 outward ; scales brown. Length of the body 4 lines ; of the wings 

 7 lines. 

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



