- Animals
- ›Arthropods
- ›Hexapods
- ›Insects
- ›Winged and Once-winged Insects
- ›Butterflies and Moths
- ›Geometrid and Swallowtail Moths
- ›Geometer Moths
- ›Carpet Moths
- ›Cidariini
- ›Orthoclydon

Flax window-maker
Orthoclydon praefectata
Orthoclydon praefectata, the flax looper moth or flax window maker, is a moth of the Geometridae family. It is endemic to New Zealand.
From the article Orthoclydon praefectata on Wikipedia (CC BY-SA), quoted section by section
Description
The wing span of this species is 38–45 mm. The male moth is a pale brown and the female a glossy white.
Range & habitat
This moth is endemic to and is widely distributed throughout New Zealand. The habitat/food plant for this moth is the New Zealand native flax Phormium tenax.
Wikipedia: “Distribution and habitat”
What it does
Eggs are straw coloured and are laid on the underside of the flax leaf. The caterpillar is brown/green. It has three dark red lines on its back and a yellow line on each flank. When fully grown it is approximately 2.5 cm long. Adult moths are seen in all the summer months. They are attracted to light and have been collected via a mercury vapour light trap.
Wikipedia: “Life cycle”
Listen
Looking for field recordings…
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Orthoclydon praefectata in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 394123.