''Udea rusticalis'' is a

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 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 in 1914. It is found in North America, where it has been recorded from

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...

. 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 about 22 mm. The forewings are light gray, heavily sprinkled and shaded with liver brown, especially along the costa and in patches below the apex and above the anal angle, which are entirely this color. There is an indistinct, dark line, outwardly oblique to below the cell, then slightly waved to the inner margin. There is also an orbicular round brown blotch and the reniform has the form of a figure of eight, filled with brown with a white dot in lower the portion. There is another line, which is brown, denticulate, arising from a small costal patch, evenly rounded opposite the cell, forming a strong sinus above vein 2, reaching to below the reniform, slightly bordered outwardly with whitish. There is also a terminal row of blackish dashes interrupted by pale ochreous dots. The hindwings are smoky.''Contributions to the Natural History of the Lepidoptera of North America''
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References

rusticalis Moths described in 1914 {{Udea-stub