Notiophilus directus, the straight big-eyed beetle, is a species of ground beetle in the family Carabidae. It is found in North America (Alberta, British Columbia, Arizona, California, Colorado, Idaho, Montana, New Mexico, Oregon, Utah, Washington, Wyoming), where it inhabits moraines or areas near brooks and lakes.
Adults are wing-dimorphic, with some being macropterous and others brachypterous.A Treatise on the Western Hemisphere Caraboidea (Coleoptera)
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