Pseudexentera costomaculana
Common NamePseudexentera costomaculana
Scientific NamePseudexentera costomaculana
FamilyTortricidae
SubfamilyOlethreutinae
Wingspan (mm)15
Wing Patterncryptic
Primary Colorstan, brown, dark brown
HabitatDeciduous forests, woodlands
Geographic RangeEastern North America (eastern Canada and eastern United States)
Host Plantsoak, maple, birch
Flight PeriodMarch to May
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesLarvae feed on the leaves of deciduous trees, pupating in leaf litter or soil. Adults emerge in early spring, typically having one generation per year.
Identification TipsLook for the distinctive dark brown patch on the forewing and the early spring flight period. Distinguishing from closely related species may require examination of genitalia.
Description
A small moth with pale yellowish-brown forewings featuring a prominent dark brown or reddish-brown patch on the lower posterior half, often with a contrasting whitish streak along the costa.
