Adanson's Longhorn
Common NameAdanson's Longhorn
Scientific NameNematopogon adansoniella
FamilyAdelidae
SubfamilyAdelinae
Wingspan (mm)14
Primary Colorsgolden-brown, yellowish-orange
HabitatWoodlands, scrub, hedgerows, gardens
Geographic RangeEurope, extending eastwards
Host Plantsdecaying leaves, detritus (e.g., oak, birch, hawthorn)
Flight PeriodMay to July
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesLarvae are detritivores, feeding on decaying leaves and plant detritus on the ground, living within a portable case constructed from leaf fragments. Pupation occurs inside this case.
Identification TipsKey features for identification include the exceptionally long antennae (especially in males), the overall golden-brown, slightly iridescent and speckled forewings, and the bright yellowish-orange head. Distinguishing from other *Nematopogon* species may require close examination of wing markings or genitalia.
Description
A small, slender moth characterized by its extremely long, slender antennae, often 2-3 times its body length. Its forewings are a shimmering golden-brown to yellowish-brown, often with a finely speckled appearance, and a distinct yellowish-orange head.
