♀ 16-21 mm. Head, palpi, and thorax fuscous, irrorated with white. Forewings very narrow, posteriorly somewhat dilated; 4 and 5 stalked; white, more or less inorated with fuscous; first line cloudy, fuscous, angulated in middle, but usually quite obsolete : cilia pale fuscous, irrorated with white. Hindwings whitish-fuscous, termen slenderly dark fuscous; cilia whitish, with a faint fuscous subbasal line.[2]
Distribution
The species is endemic to New Zealand.[1][4] It has been collected in the wider Mackenzie basin,[5] and the Canterbury region,[2] as well as on the Kermadec Islands.[6]
Biology and behaviour
The adults of this moth are on the wing during the months of October to December and also in March.[2][5][7]
^Gordon, Dennis P., ed. (2010). New Zealand inventory of biodiversity. Volume two. Kingdom animalia : chaetognatha, ecdysozoa, ichnofossils. Vol. 2. Christchurch, N.Z.: Canterbury University Press. p. 463. ISBN9781877257933. OCLC973607714.