''Scoparia petrina'' is a species of

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

in the family Crambidae. It was named by Edward Meyrick in 1884. Meyrick gave a description of the species in 1885. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

New Zealand New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island count ...

. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan of ...

is 30–31 mm for males and 24 mm for females. The forewings are fuscous-grey or dark grey, irrorated with white. There is a very small dark fuscous triangular spot at the base of the costa. The first line is whitish, posteriorly margined with dark fuscous. The second line is whitish, anteriorly dark-margined and with blackish dots on the veins. The terminal area is somewhat irrorated with white, except for a broad suffused subterminal line. The hindwings are very pale whitish-ochreous with a greyish apex in females. Adults have been recorded on wing in January and February. This species can be distinguished from others by the absence of black markings on its wings.

References

Moths described in 1884 Moths of New Zealand Scorparia Endemic fauna of New Zealand Taxa named by Edward Meyrick Endemic moths of New Zealand {{Scopariinae-stub