''Idia immaculalis'', the immaculate idia, is a

litter moth The Herminiinae are a subfamily of moths in the family Erebidae. The members of the subfamily are called litter moths because the caterpillars of most members feed on dead leaves of plants, though others feed on living leaves, and/or the mushroom ...

of the family Erebidae. The species was first described by

George Duryea Hulst George Duryea Hulst (9 March 1846 – 5 November 1900) was an American clergyman, botanist and entomologist. Biography He graduated from Rutgers University in 1866 and received a degree from New Brunswick Theological Seminary in 1869, finally ...

in 1886. It is found in North America from at least

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...

, north and east across

Montana Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columb ...

to southern

Alberta Alberta ( ) is one of the thirteen provinces and territories of Canada. It is part of Western Canada and is one of the three prairie provinces. Alberta is bordered by British Columbia to the west, Saskatchewan to the east, the Northwest Ter ...

and

Saskatchewan Saskatchewan ( ; ) is a province in western Canada, bordered on the west by Alberta, on the north by the Northwest Territories, on the east by Manitoba, to the northeast by Nunavut, and on the south by the U.S. states of Montana and North Dak ...

. 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 o ...

is 35–39 mm. Adults are on wing from June to August.

References

External links

* * Herminiinae Moths of North America Moths described in 1886 {{Herminiinae-stub