Pasiphila aristias

Meyrick described this species as follows:

♂. 24 mm. Head white. Antennae with short fine pectinations terminating in fascicles of long cilia. Thorax ochreous-whitish, sprinkled with fuscous. Abdomen ochreous-whitish, somewhat blackish-mixed, segments 2 and 3 suffused with blackish, anal segment rosy-tinged. Forewings ochreous-whitish, with faint stripe of light reddish and dark fuscous scales; basal patch suffused with crimson and dark fuscous towards costa; edges of median band stronger and darker-marked, especially on costal half; a narrow transverse dark fuscous discal mark; fifth and sixth fasciae greyish-ochreous, suffused with dark fuscous towards costa. Hindwings with termen sinuate beneath apex; fuscous-whitish, with scattered dark fuscous scales indicating very faint striae; a dark fuscous discal dot; a postmedian series of small black dots; a rosy suffusion towards termen.

P. aristias is endemic to New Zealand and can be found on both the North and South Islands. Although considered an uncommon species by Brian Patrick, it has been observed in its type locality of Mount Peel in the Mount Arthur tablelands as well as on Mount Taranaki, in the Wellington Region, in the Homer Tunnel area in Fiordland, in Canterbury at the Orton Bradley Park, in Dunedin and on Ben Lomond in Otago.