20 DIPTERA 



Female. Brown ; thorax with the sides and three longitudinal 

 bands fulvous ; breast hoary ; abdomen fulvous, apex pitch-brown. 

 Legs fulvous. 



New Zealand (Colonel Bolton). 



T. SARPA. Walker, I.e., Supp., p. 255 (1854). 



Brown ; thorax with four hoary bands ; breast white. Abdomen 

 pitch-brown, below hoary ; the segments margined posteriorly with 

 fulvous. Legs fulvous ; femora cinereous ; tarsi black. Wings 

 greyish. 



T. TRUNCATUs. Walker, I.e., Supp., p. 255 (1854). 



Brown ; antennae black, the bases pitch-brown. Thorax with three 

 cinereous bands, the sides and the breast hoary. Abdomen cinereous, 

 ornamented with sub-interrupted brown bands. Legs fulvous ; anterior 

 femora and tarsi black. Wings grey, subfulvous at the base and 

 costa. 



Auckland (Colonel Bolton). 



T. oPLUs. Walker, I.e., Supp., p. 255 (1854) . 



Male. Brown ; antennae and legs fulvous ; breast hoary ; abdomen 

 ferruginous, with an interrupted black band. Tarsi brown. Wings 

 greyish. 



Auckland (Colonel Bolton). 



T. soRDiDus. Walker, I.e., Supp., p. 256 (1854). 



Black; head clothed with hoary tomentum and down. Palpi 

 tawny. Thorax with three hoary stripes, clothed with hoary hairs ; 

 a few black hairs on each side, and a ferruginous callus before each 

 wing. Abdomen tawny with a black stripe, which is interrupted on 

 the hind-border of each segment, and is dilated at the base and 

 towards the tip ; hind-borders of the segments testaceous. Posterior 

 tibiae tawny. Wings grey ; veins black, clouded with brown ; first 

 branch of the cubital vein simple, hardly angular near the base; 

 sub-anal joining the anal at some distance from the base. Poisers 

 tawny. 



Length, 6^ lines. 



New Zealand (Colonel Bolton). 



T. BRATRANKii. Noivicki, l.c. , p. 19 (1875). 



Male and Female. Isabella-brown ; breast blackish ; abdomen, 

 except a middle series of triangular spots, and the posterior and 

 lateral margins of each segment, deep fuscous, frequently tinted a 



