LIST OF DIPTERA. 215 



cially at the tip : wing-brands very pale. Length of the body 3 — 4 



lines ; of the wings 7 — 8 lines. 



a. Nova Scotia. From Lieut. Redman's collection. 



Leptis par, n. s. Atra, aureo-pilosa, capite subtus pectoreque canis, 



antennis nigris, pedibus fulvis, alis limpidis. 



Head black, silvery in front, hoary behind and beneath, where 

 it is clothed with white hairs : eyes red : feelers and mouth black : 

 chest black, velvet-like, clothed with golden hairs, slightly ferrugi- 

 nous on each side: breast hoary: abdominal segments from the 

 first to the fourth deep black, their hind borders clothed with shining 

 pale yellow hairs ; the following segments and the whole of the ab- 

 domen beneath dull black : legs tawny ; feet darker towards the 

 tips : wings colourless ; brands brown, short ; veins piceous, tawny 

 towards the base and along the fore border ; poisers tawny, with pi- 

 ceous knobs. Length of the body 4 lines ; of the wings 8 lines. 



a. North America. Presented by the Entomological Club. 



Leptis simillima, n. s., fem. Cinerea, thoracis disco fusco-cinereo 

 vittato, abdomine nigro apice cinereo, antennis nigris, pedibus 

 fulvis, femoribus cinereis, alis limpidis. 



Head gray with a dark tawny tinge, somewhat paler beneath, 

 where it is clothed with white hairs : eyes red : feelers and mouth 

 black : chest dark brown, velvet-like, with two gray stripes, which 

 are connected by two oblique gray bands with the sides of the chest ; 

 the latter and the breast are also gray : scutcheon dark ferruginous : 

 abdomen black, velvet-like, tapering to the tip, narrower than the 

 chest and about twice its length; last four segments gray: legs 

 tawny; hips brown; thighs dark gray: wings colourless, slightly 

 tawny along the fore border ; veins piceous ; poisers tawny, with pi- 

 ceous knobs. Length of the body 3| lines ; of the wings 6j lines. 



a. Trenton Falls. Presented by E. Doubleday, Esq. 



Leptis propinqua, n. s., mas. L. simillima, mas. ? Nigra, capite 

 fusco, abdomine apice cinereo, antennis nigris apice fulvis, pedi- 

 bus fulvis, femoribus piceis, alis limpidis. 



Body black and clothed with black hairs: head dark brown, 

 clothed with black hairs beneath: feelers black; third joint dark 

 tawny : abdomen clothed with yellow hairs at the base ; two last 

 segments gray : legs tawny ; hips black ; thighs dark piceous : wings 

 colourless; veins and brands tawny, the latter narrow; poisers taw- 



