DIPTERA. 405 
wings slightly tawny; cross-veins straight, upright: halteres pale yellow. 
Length of the body 2 lines; of the wings 5 lines. 
Van Dieman’s Land. 
Hetomyza paLcipa, Fem. 
Cinerea ; caput flavum; antenne lutea ; pedes testacei, tibiis tarsisque 
anticis apice nigricantibus ; ale subhyaline. 
Pale cinereous: head yellow: mouth tawny: feelers luteous; third 
joint almost conical, more than twice the length of the second; sixth 
black, bare, more than twice the length of the third: abdomen obconical, 
not longer than the chest: legs pale testaceous ; fore-shanks and fore-feet 
blackish towards the tips: wings almost colourless ; veins tawny; cross- 
veins straight, upright: halteres pale yellow. Length of the body 14 line; 
of the wings 43 lines. 
Van Dieman’s Land. 
HELoMYzZA ANGUSTA. 
Nigra; caput ferrugineum ; antenne arista plumosa; abdominis seg- 
menta albido bimaculata ; pedes fulvi ; ala fusca, nebulose. 
Black: head ferruginous: feelers ferruginous ; third joint linear, full 
twice the length of the second, black towards the tip which is rounded ; 
sixth slender, feathered on both sides with long hairs: abdomen linear, 
narrower and much longer than the chest, with a whitish spot on each side 
of the base of every segment: legs tawny ; thighs darker than the shanks: 
wings brown, partly clouded with darker brown; veins black, ferruginous 
at the base; lower cross-vein almost upright, indistinctly waved; middle 
cross-vein very near the base: halteres white. Length of the body 2} lines; 
of the wings 5 lines. 
Brazil. 
Hetomyza vELutTiINA, Mas. 
Nigra, holosericea ; antenne fulve, arista plumosa; abdomen testaceum, 
subtus ferrugineum ; pedes ferruginei, femoribus tibiisque anticis 
piceis ; ale subcinerea, ad costam subfulve. 
Velvety black: head tinged with white beneath: feelers tawny; third 
3G 
at 
