Helastia ohauensis

Helastia ohauensis is a species of moth in the family Geometridae. This species is endemic to New Zealand and can be found in the Mackenzie District in the South Island. Adults are on the wing in December and the species inhabits subalpine terrain.

Taxonomy

This species was first described by Robin C. Craw in 1987 using specimens collected at the Freehold Range near Lake Ōhau at 4000 ft in December by S. Lindsay. The male holotype is held at the Canterbury Museum.

Craw originally described this species as follows:

H. ohauensis is endemic to New Zealand. It has been observed in the Mackenzie District of the South Island.

Adults of this species are on the wing in December. They are nocturnal and are attracted to light.

This species inhibits subalpine terrain.