Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Cosmopterix damnosa is a moth of the Cosmopterigidae family. It is known from the United States (from Florida, Louisiana, Mississippi, Michigan, New Hampshire).Adults have been collected from late March to mid April and in September, indicating two generations.Male, female. Forewing length 3.3 5.1 mm. Head: frons shining white with greenish and reddish reflections, vertex and neck tufts shining dark brown with reddish gloss, laterally and medially lined white, collar shining dark brown; labial palpus first segment very short, white, second segment four-fifths of the length of third, dark brown with white longitudinal lines laterally and ventrally