Death-mask Spurwing
Common NameDeath-mask Spurwing
Scientific NameAchlyodes thraso
FamilyHesperiidae
SubfamilyPyrginae
Wingspan (mm)35
Primary Colorsbrown, dark brown, black
HabitatForest edges, clearings, gardens, disturbed areas
Geographic RangeSouthern United States to South America
Host PlantsCitrus, Zanthoxylum, Ptelea trifoliata
Flight PeriodYear-round in tropics, multiple broods spring to fall in temperate zones
Flight Styledarting
Conservation Statusleast-concern
Lifecycle NotesEggs are laid singly on host plant leaves. Larvae are typically green with a dark head, feeding on leaves and often constructing leaf shelters. Pupation occurs in a loose cocoon.
Identification TipsKey features include the robust, hairy body, hooked antennae, and the distinctive mottled brown and dark brown wing pattern with irregular margins. The specific arrangement of dark patches on the forewing is a good identifier.
Description
A medium-sized, robust skipper with mottled dark and light brown wings, irregular margins, and a hairy body. The forewings feature complex dark patches on a lighter brown background.
