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The Mournful Thorn or Hemlock Looper (''Lambdina fiscellaria'') is a moth of the Geometridae family. It is found in North America, from the Pacific to the Atlantic coast and from Canada south to Pennsylvania, Wisconsin and California. Gray to cream coloured with scalloped wing borders. Darker line across fore and hind wings, a second line across fore wings. Area between lines may be shaded or unshaded.〔 Similar to Oak Besma. The wingspan is about 35 mm. The moth flies from August to early October depending on the location.〔Sogaard, Jim. (2009) Moths and Caterpillar of the North Woods. Duluth, MN:Kollath+Stensaas, p.53.〕 The larva feed on hemlock, balsam fir, white spruce, oak and other hardwoods. ==Subspecies== There are three recognised subspecies: *''Lambdina fiscellaria fiscellaria'' *''Lambdina fiscellaria lugubrosa'' *''Lambdina fiscellaria somniaria'' File:Lambdina fiscellaria fiscellaria larva.jpg|''Lambdina fiscellaria fiscellaria'' Caterpillar File:Lambdina_fiscellaria_lugubrosa_larva.jpg|''Lambdina fiscellaria lugubrosa'' Caterpillar File:Lambdina_fiscellaria_somniaria.jpg|''Lambdina fiscellaria somniaria'' Adult File:Lambdina_fiscellaria_somniaria_larva.jpg|''Lambdina fiscellaria somniaria'' Caterpillar 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Lambdina fiscellaria」の詳細全文を読む スポンサード リンク
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