noun
geometer moth caterpillar; geometrid caterpillar (Ennominae)
A rare term for the caterpillar of a geometer moth, especially those in the subfamily Ennominae. The more common word is 尺取虫 (しゃくとりむし).
See also: 尺蛾
図鑑でえだしゃくとりの写真を見た。
I saw a photo of a geometer moth caterpillar in the field guide.
えだしゃくとりは尺取虫の一種で、あまり一般的な呼び名ではない。
Edashakutor is a type of inchworm and is not a very common name.
Compound of 枝 (eda, 'branch') and 尺取 (shakutor, 'inchworm'), literally 'branch inchworm'. The exact origin is uncertain, but it likely refers to the caterpillar's habitat on tree branches.