Description: Wings black with white-yellow bands, 56 - 78 mm (2.5 - 3.5 in.) wingspan. Body black with greatly reduced front legs. Larval host plants are principally willow (Salix sp.) and aspen (Populus tremuloides) , but serviceberry (Amelanchier utahensis) is also used sometimes. Flight season from May to August; with peak activity late June to early July.
Diet: Variety of plant species, observations include mountain balm (Eriodictyon angustifolium), thistle (Cirsium sp.), western Virgin bower (Clematis ligusticifolia), and common hoarhound (Marrubium vulgare).
Habitat: Riparian habitats, bristlecone pine, mixed conifer forest, and pinyon-juniper communities. Elevations: 1,500 - 2,800 m (4,920 - 9,200 ft).
Range: Southern Nevada endemic. Known from the Spring Mountains (Mount Potosi, Mount Stirling), and the Sheep Range.
Comments: The correct spelling of the genus name is Limenitis.