neiv or I it tic-known Tipulidoe. 5G3 



possible that more matorial will (IcMuonstrate that a new 

 fijroup is necessary for its rcee[)tion. A sli;;ht proxiinad 

 shifting of the base of vein R-i would make a Mulophilus o£ 

 this species, as far as venation is concerned, bnt tlie male 

 genitalia are not of the strict Molophilus type. The antennio 

 somewhat resemble those of species of Amjj/iinei/ru.t of the 

 itisu/sus gronp, but are even more like those of Molophilus 

 (juadrifidus, Alex. 



Amphineurus gracilisentis, sp. n. 



Male. — Length about 4'4-l"8 mm. ; wing 5"3-5"8 mm. 



Closely related to A. ot'it/ensis, differing as follows : — 



The component parts of the liyjjopygium are all unusually 

 long atid slender. Ninth tergite with two long parallel 

 lobeSj the tips of each obtusely rounded, the notch separating 

 these lobes about as wide as one lobe and of this same 

 general outline. Distal pleural appendage very small, 

 appearing as a slender curved spine, with the lateral s{)innle 

 (thumb) long, straight, divergent, nearly as long as the 

 slightly stouter apical point. Gonapophyses long and 

 slender, straight, lying parallel to the slender penis-guard, 

 the apex of each a little dilated, each apophysis a little 

 shorter than the guard and closely appressed to it. 



Hub. New Zealand (Xorth Island). 



Holoti/pe, ^ , Mt. Ruapehn, altitude 3700 feet, January 6, 

 1922 (il. X. IVatt). 



Allotype, ? , Ohakune, July 1921 (7'. R. Harris). 



Paratopoti/pe, ^ ; paratypes, 10 J" ? , alcoholic, Ohakune, 

 altitude 20G() feet, July 1921 (T. R. Harris). 



Amphineurus pressus, sp. n. 



Allied to A. perdecorvs] wings pale brown, darker in the 

 stigmal area, the macrotrichias dark ; legs unicolorous ; cell 

 Isi AL present ; Rs square and spurred at origin ; 6^2 before 

 mid-length of *Sc; male hypopygium with the basal pleural 

 appendage elongate, slender, the margins smooth; gona- 

 pophyses approximated basally, bent laterad and gradually 

 narrowed to the blunt tips. 



Male. — Length about 5 mm. ; wing 5-5 mm. 



Female. — Length about 5*5 mm.; wing 0' !• mm. 



Rostrum and palpi dark brown. Antenn;e dark brown, 

 the apex of the second scapal segment jjalcr. Head dark 

 greyish brown. 



Prouotura yellowish laterally. INfesonotum dark brown, 



