new or llllle-knoion Ti[)ulu]ae. 307 



Paraiopotijpes, 2 ^ S ;3c?c?,l ?. November 5, 1921 ; 

 2 c? c?, 3 ? $ , one pair in copula, Noveiul)er 2G, 1921 (G. 

 lli)ires) ; purutype, 1 ? , Waipori, December 5, 1921 (G. 

 Uotres). 



'' Beaten from fern near stream." Types associated with 

 A. hunii, Edwards. 



Gnophomyia triton, sp. n. 



General coloration grey ; antennie black ; mesoiiotal 

 pricscntum with three plumbeoiis-grey stripes, the median 

 stripe divided ; legs dark brown, the coxre, trochanters, and 

 femoral bases obscure yellow ; ti|)s of the femora and tibiie 

 bback ; wings with a blackish suffusion in the apical and 

 posterior cells ; r on R2 close to tlie fork; male hypopygium 

 with the pleural ap[)en(lage elongate, tapering gradually to 

 the simple acute apex. 



Male. — Length 5*8-6 mm.; wing 7"2-7*3 mm. 



Rostrum and palpi black. Antennai black ; basal flagellar 

 segments cylindrical, subterminal segments more oval; last 

 segment abruptly smaller. Head grey, lighter-coloured 

 adjoining the inner maigins of the eyes. 



Mesouotal pncscutum grey, very light grey laterally; 

 three darker pluml)eous-grey stripes, the median stripe 

 indistinctly divided by a darker line; remainder of tlie 

 mesonotum grey. Pleura and sternum clear grey. Hal- 

 tercs pale. Legs with the coxre and trochanters obscure 

 yellow; femora brown, yellow basally, the apices narrowly 

 blackened; tibia? brown, the tips black ; tarsi black. Wings 

 with a faint blackish sntfusion in the cells distad of the cord 

 and caudad of vein Cw, a still darker suffusion along the 

 cord; stigma conspicuous but small, elongate, blackish; 

 veins dark brownish black. Venation : Sc^ ending just 

 before the end of Rs, Sc2 longer than Sci and located at its 

 tip; r on R^ immediately beyond the fork; basal deflection 

 of Cui just beyond the foik of M. 



Abdomea brownish grey; sternites clearer grey, in some 

 cases the sternum ol)scure yellow, the caudal margin ringed 

 with paler. !Male hypopyginm with the pleural appendage 

 elongate, tapering gradually to the sim.ple acute apex, 

 unarmed at base. Penis-guard trifid, before the apex being 

 split into two needle-like divergent horns, from the centre 

 of which projects the subequal apex ot" the guard. Gona- 

 pophyses flattened, projecting beyond the guard, the apex 

 with a deep V-shaped notch, the lobes formed being 

 obliquely truncated. 



