TittyarD.—Studies of New Zealand Trichoptera. 299 
Tiphobiosis montana n. A (Plate 19, fig. 13; text-figs. 13, 14.) 
d. Total елла ди mm.; forewing, 5-2mm.; expanse, 11 mm. 
Head, thorax, and ed sa dull-blackish ; eyes black; vertex covered 
with pale-greyish hairs; antennae nearly as ‘long as forewing, dark brown, 
basal segment swollen, two and a half times as long, as second segment 
(text-fig. 13 c), the third longer and narrower than second ; last segment 
of maxillary palpi a little longer than fourth. Legs—coxae and femora 
dark-brownish, tibiae and tarsi medium testaceous. 
of the tenth tergite, and the lengthening of the 
ninth sternite. (10 per cent. KOH preparation.) 
Wings.—Forewing pale testaceous, with numerous upstandin hairs 
of a pale-golden colour, giving the wing a slight tinge of yellowish ; costal 
and posterior margins a little darker than rest; pterostigma 1 mm. long, 
darkened. From fork of Rs a cross-vein descends on to M exactly above 
thyridial cross-vein; a pale subhyaline space encloses these cross-veins, 
and another similar space occurs a little distad from from it. Hindwing 
subhyaline, slightly infuscated, with two cross-veins corresponding with 
the two mentioned above for forewing, but not quite in line with one 
another. Ninth sternite greatly elongated. Appendages of very remarkable 
