274 Mr. W. F. Kirby's notes on the 



the base of the abdomen above, and on the whole body beneath, 

 including the under surface of the femora and tibiae ; at the base of 

 the four anterior femora beneath the hair is more dense, and 

 shades into whitish ; halteres and pulvilli orange-tawny, 2nd and 

 3rd segments of tlie abdomen with snow-white, diverging tufts on 

 each side. Wings smoky hyaline ; costa yellowish. 



Opabo, New Zealand. 



Described from a single male specimen received from 

 Mr. H. W. Marsden, of Gloucester. Allied to T. strenua, 

 Walk., from Celebes ; but in that species the hairs on 

 the under surface of the abdomen are decidedly whitish 

 instead of tawny. 



THEEEVIDiE" 



Thereva (?) hilineata, Fabr. 



Bibio hilineata, Fabr., Syst. Ent., p. 757, n. 3 (1775). 



The type, in very poor condition, exactly resembles 

 Ajnocera mcerens, Westw., in shape, but the neuration 

 is quite different. 



Thereva innotata. 



Thereva innotata, Walk., Ins. Saund., Dipt., p. 455 

 (1856). 



STEATIOMYIDiE. 



Odontomyia dorsalis, Walk. 



Odontomyia dorsalis, White & Butl., Voy. Erebus and 

 Terror, Ins., pi. vii., fig. 16 (1868). 



Odontomyia atrovirens. Bigot. 



Odontomyia atrovirens, Bigot, Ann. Soc. Ent. France, 

 (5), ix., p. 520 (1879). 



SYEPHID^. 



Syrjihus novce-zelandice, Macq. 



Baron Osten-Sacken thinks it probable that S. ortas. 

 Walk., and S. rectus, Now., are synonymous with this 

 species. 



MUSCID^. 



Tachina lupina, Swed. 



Mtisca hpina, Swed., Nya Handl., viii., p. 289 (1787). 

 Tachina zelica, Walk. 



