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Scientific Name Ostrinia marginalis Habitat The moths frequent boggy and marsh places, where they fly rapidly close to the ground, often in bright sunlight (Munroe 1976). Seasonality May. Identification

Wingspread 15-17 mm. A small, dark brown, short-winged moth with a white PM line on both dorsal fore and hind wings, and a robust body. Similar to Loxostege ephippialis but the latter lacks the white PM lines and…

Wingspread 15-17 mm. A small, dark brown, short-winged moth with a white PM line on both dorsal fore and hind wings, and a robust body. Similar to Loxostege ephippialis but the latter lacks the white PM lines and instead has a large, dark, wedge-shaped area in the center of the dorsal fore wings.

Read More + Life History Unknown. The short wings, robust body, dark color and reduced eyes are adaptations to a day-flying habit (Munroe 1976). Conservation Uncommon. Probably of no concern. Diet Info The larvae should be looked for on species of Rumex and Polygonum growing in wet places Munroe (1976). Range

Newfoundland and Maine west to Alberta, the Northwest Territories and Yukon (Munroe 1976). Type Locality St. Martin's Falls, Albany River, Ontario, as Scopula marginalis. In Alberta, reported from Areas 8 (Red Deer),…

Newfoundland and Maine west to Alberta, the Northwest Territories and Yukon (Munroe 1976). Type Locality St. Martin's Falls, Albany River, Ontario, as Scopula marginalis. In Alberta, reported from Areas 8 (Red Deer), 10 (Edmonton, Wabamun) and 20 (Nordegg) by Bowman (1951) as Pyrausta marginalis.

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