''Hesperopsis libya'', the Mojave sootywing, Mohave sootywing, Great Basin sootywing or Lena sooty wing, is a
butterfly
Butterflies are insects in the macrolepidopteran clade Rhopalocera from the order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The group comprises ...
of the family
Hesperiidae
Skippers are a family of the Lepidoptera (moths and butterflies) named the Hesperiidae. Being diurnal, they are generally called butterflies. They were previously placed in a separate superfamily, Hesperioidea; however, the most recent taxonomy ...
. It is found in North America from eastern
Oregon
Oregon () is a state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idah ...
east to
Montana
Montana () is a U.S. state, state in the Mountain states, Mountain West List of regions of the United States#Census Bureau-designated regions and divisions, division of the Western United States. It is bordered by Idaho to the west, North ...
and south to southern
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 ...
,
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 ...
, and north-western
Mexico
Mexico ( Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guate ...
including
Baja California
Baja California (; 'Lower California'), officially the Free and Sovereign State of Baja California ( es, Estado Libre y Soberano de Baja California), is a state in Mexico. It is the northernmost and westernmost of the 32 federal entities of Mex ...
.
Its habitats include alkalai flats, sagebrush desert, desert hills, shale barrens, watercourses, and ravines.
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 22–32 mm. The upperside is dark brown with two rows of small white spots on the forewings. The underside of the hindwings is light to dark brown with a pale grey overlay and some white spots. Adults are on wing from July to August in one generation per year in North Dakota and Montana. In Colorado, there are two generations with adults on wing from June to August while adult are on wing from March to October in multiple generations in California. Adults feed on flower
nectar.
The larvae feed on the leaves of ''
Atriplex canescens
''Atriplex canescens'' (or chamiso, chamiza, four-wing saltbush) is a species of evergreen shrub in the family Amaranthaceae native to the western and midwestern United States.
Description
''Atriplex canescens'' has a highly variable form, and ...
'' and ''
A. confertifolia.''
They live in nests of leaves tied together with silk.
Subspecies
*''Hesperopsis libya libya'' (Arizona)
*''Hesperopsis libya lena''
(Edwards, 1882)
*''Hesperopsis libya joaquina''
Emmel, Emmel & Mattoon, 1998 (California)
See also
*
List of Lepidoptera that feed on ''Atriplex''
References
External links
Carcharodini
Butterflies of North America
Fauna of California
Fauna of the Great Basin
Fauna of the Mojave Desert
Butterflies described in 1878
Taxa named by Samuel Hubbard Scudder
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