DIPTERA. 275 



the second, rounded at the tip ; foiiith. fifth and sixth joints black ; fifth 

 about twice the length of the fourth : disk of the chest gray : abdomen with 

 a black stripe, which is dilated at the base, and does not extend to the tip : 

 wings gray, taumy at the base ; praebrachial vein forming a hardly acute 

 angle at its flexure, near which it is curved; lower cross-vein almost 

 straight, slightly curved outward at its lip : alulae dingy white with tawny 

 borders. Length of the body 6 lines ; of the wings 12 lines. 



New South Wales. 



Tachina dorsalis, Mas. 



Nigra, sat angusta ; scutellum rufum ; abdomen rufum, albo-micans, 

 J nigra vittatum ; antenna ftilvce ; alee cinerece, basi et ad venas 



liiridce. 



Black, rather narrotr, almost cylindrical : head and chest with a cinere- 

 ous covering; frontal region beset with very few black bristles ; frontalia 

 ferruginous, widening towards the feelers ; face and under side pale yellow, 

 glossed with white ; facialia with a row of bristles which hardly extend 

 above the epistoma ; lateralia clothed with short white hairs : feelers tawny ; 

 third joint very convex above, deepening from the base to the tip which is 

 obliquely truncated, almost as long as the second, and more than twice its 

 depth : scutcheon red : abdomen red, glossed loith white, and having a black 

 dorsal stripe : legs black : wings gray, with a lurid tinge at the base and 

 along the borders of the veins ; prsebrachial vein forming a slightly acute 

 angle at its flexure, near which it is curved ; lower cross-vein very slightly 

 waved : alulaj white. Length of the body 6 lines ; of the wings 10 lines. 



Java. 



Tachina apicalis, Mas et Fern. ' •^^^-^^-^'^^-a w^pw«.C^ 



Nigra; caput album ; thorax cinereus ; scutellum fulvum ; abdomen can<)^^ J 

 iessellatum apici; rufum ; antenna; basifulvce ; alee subcinerece. 



Black : head white, clothed behind and beneath with veiy pale yellow 

 hairs; crown black; frontalia ferruginous, widening towards the feelers: 

 mouth black : feelers black ; first and second joints tawny ; third about 

 half the length of the second ; straight beneath, very convex above, its 

 height much more than half its length ; orifice near the uuder side, at half 



