Giant Prominent
Common NameGiant Prominent
Scientific NamePterostoma gigantinum
FamilyNotodontidae
SubfamilyNotodontinae
Wingspan (mm)60
Wing Patterncryptic
Primary Colorsbrown, grey, tan, black
HabitatDeciduous and mixed woodlands, riparian areas
Geographic RangeEast Asia (Japan, Korea, China, Russian Far East)
Host PlantsPopulus, Salix, Betula
Flight PeriodMay to August
Conservation Statusleast-concern
Lifecycle NotesEggs are laid on the leaves of host trees. Larvae are typically green or brown, feeding on foliage, and pupation occurs in the soil or leaf litter.
Identification TipsDistinguished by its large size, robust body, and excellent bark-like camouflage, often with a prominent 'tooth' on the hind margin of the forewing when at rest.
Description
A large, robust moth with a highly cryptic, bark-like pattern of browns, grays, and tans, featuring prominent tufts on the thorax and forewings.
