Artemisia Geometria (English name: Ascotis selenaria)

Japanese: ヨモギエダシャク(蓬枝尺) - ヨモギエダシャク（英語表記）Ascotis selenaria

An insect of the Geometridae family of the Lepidoptera order. Wing span is 3.5-5cm. Colors vary widely, with both body and wings being gray, grayish yellow, and even quite blackish. Both the forewings and hindwings have circular black markings on the transverse veins, and the outer transverse line is serrated. The top of the underside of the forewings has a white marking surrounded by black-brown. The antennae of males are ciliate, while those of females are thread-like and hairless. They are found throughout southern Europe, Africa, and almost all of Asia, and in Japan they are commonly found throughout the country, from Hokkaido to Yakushima. The larvae are light brown to dark brown or green loopers, with a particularly noticeable bump on the second abdominal segment.

Source: Heibonsha World Encyclopedia, 2nd Edition Information

Japanese:

鱗翅目シャクガ科の昆虫。翅の開張3.5～5cm。色彩は変化に富み，体翅とも灰色，灰黄色からかなり黒みがかった個体まである。前･後翅とも横脈上に環状の黒紋があり，外横線は鋸歯状。前翅裏面の翅頂部には黒褐色でかこまれた白紋がある。雄の触角は繊毛状だが，雌では糸状で毛が生えていない。ヨーロッパ南部からアフリカ，アジアのほとんど全域に分布し，日本では北海道から屋久島まで，全国的にごくふつうに見られる。幼虫は淡褐色から暗褐色，あるいは緑色のシャクトリムシで，第2腹節の瘤起（りゆうき）がとくに目だつ。

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