''Mesolia huachucaella'' 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 ...

in the family

Crambidae The Crambidae are the grass moth family of lepidopterans. They are variable in appearance, the nominal subfamily Crambinae (grass moths) taking up closely folded postures on grass stems where they are inconspicuous, while other subfamilies includ ...

. It was described by

William D. Kearfott William D. Kearfott (January 12, 1864 – November 12, 1917) was an American engineer and amateur entomologist. Kearfott was educated in primary schools in Richmond and Philadelphia and was connected with the Morton Poole Company and the Internati ...

in 1908. It is found in the US state of

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a U.S. state, state in the Southwestern United States. It is the list of U.S. states and territories by area, 6th largest and the list of U.S. states and territories by population, 14 ...

. 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 ...

is 15–10 mm for males and 17–20 mm for females. The forewings are dark grayish brown.Kearfott, William Dunham (1909)
"Descriptions of New Species of North American Crambid Moths"
''Proceedings of the United States National Museum''. 35: 374-375. Adults are on wing from July to August.

References

Ancylolomiini Moths described in 1908 {{Prionapterygini-stub