Hutton. — On the Diptera brachycera of Nciv Zealand. 93 



Genus Agromyza, Fallen (1823). 



Antennae short, the first and second joints very small, 

 the third round ; arista bare. Wings moderately long ; first 

 longitudinal vein reaching to about one-third of the length of 

 the wing. 



Agromyza australensis. 



Agr. australensis, Mik., Verh. z.-b. Wien, xxxi., p. 202, 



pi. xiii., fig. 15 (1881). 



Greyish-brown ; the abdomen, in some lights, luminous 

 grey ; middle and hind legs pale-tawny. (The fore legs 

 missing.) Posterior cross-vein about twice its length from 

 the chief cross- vein, and about one and a half times its length 

 from the margin. Length, If mm. ; wing. 2 mm. 



Hab. Auckland Islands (Dr. Krone). 



Agromyza fulvifrons, sp. nov. 



Grey ; the frontal band pale-tawny. Ocellar triangle 

 darker; face white, with yellowish reflections; antennae 

 piceous ; proboscis and palpi dark-brown, with light tips. 

 Thorax with very indistinct dark lines. Femora and tibiae 

 black, dusted with grey ; the tarsi tawny. Wings clear, the 

 veins piceous. The cross-vein lies outside the end of the first 

 longitudinal ; the distance between the cross-veins is about 

 one and a quarter times the length of the posterior cross- 

 vein, and the distance of the latter from the margin of 

 the wing is about one and a half times its length. Length, 

 3-4 mm. 



Hab. Christchurch (F. W. H.) ; on the sea-beach. 



Family BOBBORIL\E. 



" Thorax, scutellum, and abdomen flat ; front bristly ; 

 face excavated, with a vibrissa on each side of the border of 

 the mouth ; clypeus developed. First joint of the posterior 

 tarsi abbreviated. Neuration of the wing incomplete, only 

 a commencement of the auxiliary vein being at most visible. 

 The hindmost two basal cells are not complete in all the 

 genera" (Loew). 



Genus Apterina, Macquart. 



Wings absent or rudimentary. 



I have seen no good description of this genus, consequently 

 the following species is placed in it provisionally. 



Apterina trilineata, sp. nov. 



Wingless. Black, shining. Head ferruginous, with three 

 longitudinal yellow-ochre bands on the front. Eyes reddish- 



