Harmologa petrias
Harmologa petrias is a species of moth of the family Tortricidae. This species was first described by Edward Meyrick in 1901. It is endemic to New Zealand and has occurred in the Hunter Mountains, Longwood Range, Invercargill, and Bluff. This species inhabits open country amongst Cassinia as well as shrubland. Adults of this species are on the wing from November until January. The larvae of this species are hosted by ''Ozothamnus leptophyllus.''
Taxonomy
This species was first described in 1901 by Edward Meyrick using a specimen he collected in Invercargill in December. George Hudson, in his 1928 publication The butterflies and moths of New Zealand, described and illustrated this species. The male holotype is held at the Natural History Museum, London.Description
Meyrick described this species as follows:In some specimens the dark transverse markings appear more broken than in others. H. petrias has a considerable superficial resemblance to Harmologa pontifica, which is a larger insect.