in the Collection of W. W. Saunders, Esq. 211 



luteous, with black bristles along each side ; facialia without 

 bristles ; peristoma bordered with bristles ; eyes bare ; proboscis 

 black, about three-fourths of the length of the body, tawny to- 

 wards the base ; antennae testaceous ; abdomen oval, reddish 

 tawny on each side towards the base ; legs tawny, rather long ; 

 tarsi black ; wings greyish ; veins black, testaceous towards the 

 base, praebrachial vein forming an almost right angle at its 

 flexure, hardly curved from thence to its tip, which ends at 

 somewhat in front of the tip of the wing; discal transverse vein 

 distinctly undulating, parted by more than half its length from the 

 border, and by less than its length from the flexure of the prae- 

 brachial ; alul« white ; halteres testaceous. 



Length of the body 5 lines ; of the wings 9 lines. 



Genus Bengalia, Desv. 



Bengalia depressa. 



Fcem, — Obscure cervina, capite pectoreque testaceis albido-to- 

 raentosis, antennis piceis, abdomine fulvo, segmentorum mar- 

 ginibus posticis nigris, pedibus testaceis, tarsis apice nigris, 

 alis cinereis basi et apud venas sub-testaceis, alulis cinereis 

 testaceo-marginatis. 

 Female. — Dull fawn colour; head testaceous and with whitish 

 tomentum in front and beneath ; proboscis tawny ; palpi testa- 

 ceous ; antennae piceous ; pectus testaceous, with whitish tomen- 

 tum ; abdomen tawny, partly covered with cinereous tomentum ; 

 hind borders of the segments black ; legs testaceous ; tips of the 

 tarsi black; wings grey; veins tawny; praebrachial vein much 

 rounded at its flexure, hardly curved inward, with a very slight 

 testaceous tinge at the base and along the veins from thence to its 

 tip ; discal transverse vein hardly undulating, parted by less than 

 half its length from the border, and by full half its length from 

 the flexure of the praebrachial ; alulae cinereous, with testaceous 

 borders. 



Length of the body 4| — 5 lines ; of the wings 8 — 9 lines. 

 Port Natal. 



Genus Idia, Meig. 



Idia extensa. 



Mas. — Nigra, capite antice nitente, lateribus subtus testaceo- 

 tomentosis, thorace vittis quatuor laiis canis, pectore testaceo, 

 p 2 



