Catoptria biformellusCatoptria biformellus is a species of moth in the family Crambidae described by Hans Rebel in 1893. It is found in Bulgaria and Transcaucasia.The wingspan is 24–26 mm.SubspeciesCatoptria biformellus biformellusCatoptria biformellus klimeschi Ganev, 1983 Catoptria majorellus is sometimes also treated as a subspecies of Catoptria biformellus.