Southern Litter Moth

Philpott described this species as follows:

♂. 19 mm. Head and thorax whitish - ochreous. Palpi whitish-ochreous, mixed with purplish-brown beneath. Antennae whitish-ochreous, annulated with purplish-brown, ciliations 1. Abdomen ochreous-brown, tuft ochreous. Forewings elongate, costa moderately arched, apex produced, termen strongly oblique; whitish-ochreous; markings purplish-brown; an obscure streak from base along fold to 1⁄2; a dot above dorsum at base and one in disc at 2⁄3; a rather suffused series of spots along termen and some scales on costa near apex : cilia whitish-ochreous with some brownish scales near base. Hindwings and cilia shining white, ochreous tinged.This species can be confused with T. chloradelpha but can be distinguished as T. hastata has narrower and more pointed forewings with greyer colouring and darker terminal and discal dots.

This species is endemic to New Zealand and has been observed in the southern parts of the South Island including at Gem Lake at an altitude of 1300 m.