Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Cosmopterix facunda is a moth of the Cosmopterigidae family. It is known from Texas. Adults were collected in March. Female. Forewing length 5.7 mm. Head: frons shining pale ochreous, vertex and neck tufts shining ochreous-brown, medially and laterally lined white, collar ochreous-brown; labial palpus first segment very short, white, second segment ochreous-grey with white longitudinal lines laterally and ventrally, remaining parts missing; scape dark brown, with white anterior and posterior lines, white ventrally, antenna shining dark brown, a white line from base to beyond one-half, followed towards apex by respectively a more or less annulated part of approximately 15 segments, four whitish, two dark brown, two white, nine dark brown and nine white segments at apex. Thorax and tegulae ochreous-brown, thorax with a white median line, tegulae lined white inwardly.