''Aleptina arenaria'' 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 ...

of the family

Noctuidae The Noctuidae, commonly known as owlet moths, cutworms or armyworms, are a family of moths. They are considered the most controversial family in the superfamily Noctuoidea because many of the clades are constantly changing, along with the other f ...

. It is only known from the

White Sands National Park White Sands National Park is an American national park located in the state of New Mexico and completely surrounded by the White Sands Missile Range. The park covers in the Tularosa Basin, including the southern 41% of a field of white sand dun ...

Otero County, New Mexico Otero County is a county located in the U.S. state of New Mexico. As of the 2010 census, the population was 63,797. Its county seat is Alamogordo. Its southern boundary is the Texas state line. It is named for Miguel Antonio Otero (born 1859), ...

. The length of the forewings is 10 mm for males and females. Adults are grey with normal

noctuid The Noctuidae, commonly known as owlet moths, cutworms or armyworms, are a family of moths. They are considered the most controversial family in the superfamily Noctuoidea because many of the clades are constantly changing, along with the other f ...

transverse markings and spots. The Lepidoptera of White Sands National Monument, Otero County, New Mexico, USA 3. A new species of Aleptina Dyar, 1902 (Lepidoptera, Noctuidae, Amphipyrinae, Psaphidini)
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Etymology

Gypsum sand is the substrate of the white dune field at

. Arena means sand in Latin. The Latin suffix -''aria'' means connected with something. The specific epithet of this species, ''arenaria'' calls attention to the specialized sandy habitat where ''Aleptina arenaria'' was discovered.

References

Moths described in 2011 Acronictinae Moths of North America {{Acronictinae-stub