ƒIƒIƒVƒ‚ƒtƒŠƒGƒ_ƒVƒƒƒN Biston betularia parvus Leech, 1897
‰ÈFƒVƒƒƒNƒK‰È(Geometridae) ƒGƒ_ƒVƒƒƒNˆŸ‰È(Ennominae)
‘®FBiston Leach, 1815
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yI—î—c’Ž‘Ì’·(mm)z 45-50
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