Hutton. — On New Diptera. 185 



broad. Posterior branch of the fifth longitudinal sinuated. 

 Legs unicoloured, usually black. Fore metatarsus consider- 

 ably shorter than the tibia. Anal joint in the male short and 

 broad ; the forceps broad, white, or with white hairs. 



Camptocladius vernus, sp. nov. 



Blackish-brown, the tibiae and tarsi brown. Fore tibia 

 about twice the length of the metatarsus. Abdomen and legs 

 hairy. 'Wings pale-greyish, the veins fulvous, except the 

 costa and the first and third longitudinals, which are 

 blackish. Third longitudinal running near the anterior 

 margin of the wing and ending at a considerable distance 

 before the apex, the costa being produced beyond the tip of 

 the third longitudinal. Fourth longitudinal ending at the 

 apex of the wing, or very slightly below it. The fork of the 

 fifth longitudinal lies outside the cross-vein ; the posterior 

 branch is sharply bent backwards to a right angle with the 

 margin of the wing. Length, 2J mm. ; wing, 2 mm. 



Hab. Christchurch (F. W. H.). 



A common species, and about the first to appear in 

 spring (October). 



Genus Tanytarsus, V. d. Wulp, 1874. 



" Antennae 14-jointed in the male and 7-jointed in the 

 female. Wmgs hairy. Third longitudinal vein straight, or 

 nearly straight, running to the apex of the wing. Posterior 

 branch of the fifth longitudinal straight, or only slightly bent 

 backwards. Fore metatarsus longer than the tibia. Forceps 

 of the male slender" (Skuse). 



Tanytarsus vespertinus, sp. nov. 



Male. — Head black, antennae and palpi brown. Thorax 

 tawny, with three dark-brown stripes. Scutellum and meta- 

 thorax brown. Abdomen greenish-brown. Legs tawny ; the 

 fore metatarsus nearly one and a half times the tibia. 

 Halteres yellowish-white. Wings with fine hairs, unspotted. 

 The third longitudinal joins the costa at a very acute angle 

 some distance before the apex of the wing, and the costa is 

 not prolonged beyond it. The fourth longitudinal ends very 

 slightly below the apex of the wing. The fork of the fifth 

 longitudinal lies slightly outside the cross-vein. Length, 

 4 mm. ; wing, 3 mm. 



female. — -Yellowish -green, the bands on the thorax 

 brownish-yeilow. Legs pale-yellowish. The rest like the 

 .male. 



Hab. Christchurch (F. W. H.). 



