Trebius Grass Moth
Common NameTrebius Grass Moth
Scientific NameCnaphalocrocis trebiusalis
FamilyCrambidae
SubfamilySpilomelinae
Wingspan (mm)20
Primary Colorslight brown, dark brown
HabitatGrassy areas, agricultural fields, meadows
Geographic RangeSoutheast Asia, Australia, Pacific Islands
Host Plantsgrasses (Poaceae), rice, sugarcane, maize
Flight PeriodYear-round in tropical regions; warmer months elsewhere
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesUndergoes complete metamorphosis. Larvae are leafrollers, feeding and pupating within rolled leaves of host grasses.
Identification TipsDistinguished by its small size, light brown wings with characteristic dark brown wavy bands on the forewings, and a prominent broad dark marginal band on the hindwings.
Description
A small moth with light brown to tan wings featuring distinct dark brown bands. The forewings have an irregular dark band and a darker margin, while the hindwings have a broad dark marginal band.
