Nevada Arches Moth
Common NameNevada Arches Moth
Scientific NameApamea scoparia
FamilyNoctuidae
SubfamilyHadeninae
Wingspan (mm)35
Wing Patterncryptic
Primary Colorsbrown, grey, white
HabitatOpen woodlands, forests, and grasslands
Geographic RangeWestern North America (e.g., Nevada, California, Oregon, Washington, British Columbia)
Host Plantsgrasses
Flight PeriodMay to August
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesUndergoes complete metamorphosis. Larvae are typically subterranean or feed at the base of various grasses.
Identification TipsKey features include the robust body, the complex mottled brown and grey forewing pattern with prominent reniform and orbicular spots, and the distinctive jagged white subterminal line.
Description
A medium-sized, robust moth with cryptically patterned forewings in mottled shades of brown and grey, featuring distinct reniform and orbicular spots and a jagged white subterminal line.
