Lasionycta leucocycla

Lasionycta leucocycla (Staudinger) Figs 19–29, 146, 147, 203. Map 6 Anarta leucocycla Staudinger, 1857: 296. Lasiestra leucocycla; McDunnough 1938: 71. Lasionycta leucocycla; Lafontaine et al. 1986: 257. Anarta leucocycla var. moeschleri Staudinger, 1901; in Staudinger and Rebel 1901: 219. Anarta st...

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Bibliographic Details
Main Authors: Crabo, Lars, Lafontaine, Donald
Format: Other/Unknown Material
Language:unknown
Published: 2009
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Online Access:https://zenodo.org/record/3790218
https://doi.org/10.5281/zenodo.3790218
Description
Summary:Lasionycta leucocycla (Staudinger) Figs 19–29, 146, 147, 203. Map 6 Anarta leucocycla Staudinger, 1857: 296. Lasiestra leucocycla; McDunnough 1938: 71. Lasionycta leucocycla; Lafontaine et al. 1986: 257. Anarta leucocycla var. moeschleri Staudinger, 1901; in Staudinger and Rebel 1901: 219. Anarta staudingeri ab. moeschleri; Hampson 1905: 38. Anarta staudingeri moeschleri; Warren 1912: 252. Anarta leucocycla moeschleri; McDunnough 1925: 308. Lasiestra leucocycla moeschleri; McDunnough 1938: 71. Lasionycta leucocycla moeschleri; Lafontaine et al. 1986: 257. Anarta hampa Smith, 1908: 111. Lasiestra leucocycla hampa; McDunnough 1938: 71. Lasionycta leucocycla hampa; Lafontaine et al. 1986: 257. Anarta leucocycla albertensis McDunnough, 1925: 307. Lasiestra leucocycla albertensis; McDunnough 1938: 72. Lasionycta leucocycla albertensis; Lafontaine et al. 1986: 257. Lasionycta leucocycla magadanensis Kononenko and Lafontaine, 1986: 260. Extralimital. Type material. Anarta leucocycla: two syntypes [ZMHB, not examined]. Type locality: Greenland. Anarta leucocycla var. moeschleri: holotype [ZMHB, not examined].Type locality: Labrador. Anarta hampa: lectotype ♁ [AMNH, examined]. Type locality: White Mountains, New Hampshire. Lectotype male designated by Todd (1982: 96). Anarta leucocycla albertensis: holotype ♁ [CNC, examined]. Type locality: Nordegg, Alberta. Diagnosis. Lasionycta leucocycla is a small (forewing length 10–12 mm, males; 11–14 mm, females) widespread species from the arctic, subarctic, and northern Cordillera. It has a narrow biserrate male antenna, a dark-gray or gray-brown forewing with a pale ocellate orbicular spot, off-white to yellow hindwing, and the ventral hindwing postmedial line is faint or absent. The male and female genitalia of L. leucocycla are typical for the species group and are of limited use for diagnosis. All L. leucocycla from east of Hudson Bay are distinguished from L. flanda, which occurs in Newfoundland and Labrador, by the white hindwings and ellipsoid eyes (hindwing yellow brown ...