Mt. Takao is considered one of the three major habitat of insects along with Minoo (Osaka prefecture) and Kibune (Kyoto prefecture) and it has long been loved by researchers of insects because of number of species and the easy access from the Metropolitan area. There are many insects first found in Mt. Takao and named after "Takao" such as Takao Shachihoko （Hiradonta takaonis Matsumura） and Takao medaka kamikiri (Stenhomalus takaosanus).
Main region: Hokkaido, Honshu, Shikoku, Kyushu and Okinawa.
Found in woods and surrounding green spaces from flatlands to mountains.
One of few species active during winter and adults flight season is from late autumn to midwinter, January.
Fore wings are brown to yellow-brown with dark belt-like patterns as Japanese name Cha-bane-fuyu-eda-shaku literally meaning brown wings winter branches Geometridae states.
Similar erannis defoliaria gigantea inoue can be distinguished by this belt-like patterns are widely curved. Hind wings are lighter brown than fore wings.
Female body length is 11 to 15 cm without wings and only walk with long and strong legs.
Body shape is similar to caterpillars of shield bugs and body color is white with black spots.
Caterpillars feed on leaves of various plants including quercus serrata, poplar, willow, rose and azalea.
●Wingspan about 34 to 45 mm
●Adult Flight Season November to about January
Found in woods and surrounding green spaces from flatlands to mountains.
One of few species active during winter and adults flight season is from late autumn to midwinter, January.
Fore wings are brown to yellow-brown with dark belt-like patterns as Japanese name Cha-bane-fuyu-eda-shaku literally meaning brown wings winter branches Geometridae states.
Similar erannis defoliaria gigantea inoue can be distinguished by this belt-like patterns are widely curved. Hind wings are lighter brown than fore wings.
Female body length is 11 to 15 cm without wings and only walk with long and strong legs.
Body shape is similar to caterpillars of shield bugs and body color is white with black spots.
Caterpillars feed on leaves of various plants including quercus serrata, poplar, willow, rose and azalea.
●Wingspan about 34 to 45 mm
●Adult Flight Season November to about January