''Idia julia'', or Julia's 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

William Barnes William Barnes (22 February 1801 – 7 October 1886) was an English polymath, writer, poet, philologist, priest, mathematician, engraving artist and inventor. He wrote over 800 poems, some in Dorset dialect, and much other work, including a co ...

and

James Halliday McDunnough James Halliday McDunnough (10 May 1877 – 23 February 1962) was a Canadians, Canadian Linguistics, linguist, musician, and Entomology, entomologist best known for his work with North American Lepidoptera, but who also made important contributio ...

in 1918. It is found from southern

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...

south to

Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...

and

Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...

. 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 about 17 mm. There is one generation in the north and multiple generations in the south. Larvae feed on detritus, including dead leaves.

References

* * Herminiinae Moths of North America Moths described in 1918 {{Herminiinae-stub