Orocrambus angustipennis

Orocrambus angustipennis is a species of moth in the Crambinae family.^[3] It is endemic to New Zealand.^[1][2] O. angustipennis is present in the North Island, South Island and the Chatham Islands.^[4]

Orocrambus angustipennis
Male
Female
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Crambidae
Subfamily:	Crambinae
Tribe:	Crambini
Genus:	Orocrambus
Species:	O. angustipennis
Binomial name
Orocrambus angustipennis (Zeller, 1877)[1]
Synonyms[2]
Chilo angustipennis Zeller, 1877 Crambus angustipennis (Zeller, 1877)

The wingspan is 34–40 mm for males and 44–50 mm for females. Adults are on wing from November to March in two generations per year.^[4]

The larvae feed on Cortaderia, including Cortaderia selloana and Cortaderia toetoe.^[4] They feed within growing stems and blades.^[4][5]