Propertius Duskywing
Common NamePropertius Duskywing
Scientific NameErynnis propertius
FamilyHesperiidae
SubfamilyPyrginae
Wingspan (mm)40
Wing Patternspotted
Primary Colorsdark brown, grayish-brown, black
HabitatOak woodlands, chaparral, forest edges, clearings, parks
Geographic RangeWestern North America, from British Columbia south to Baja California, and east to parts of Idaho, Montana, Nevada, Utah, Arizona
Host PlantsQuercus spp. (oaks)
Flight PeriodFebruary to June
Flight Styledarting
Conservation Statusleast-concern
Lifecycle NotesEggs are laid singly on oak leaves. Larvae feed on oak leaves, creating leaf shelters, and overwinter as pupae or mature larvae.
Identification TipsDistinguished by its larger size, darker overall appearance, and the distinct row of white hyaline spots on the forewing. Often found in association with oak trees.
Description
A medium-sized duskywing with dark brown to grayish-brown wings, heavily mottled on the forewings with a distinct row of small white hyaline spots. The hindwings are plainer brown.
