ICZN 1954. Opinion 270. Addition to the Official List of Generic Names in Zoology of the names of five nominal genera of butterflies (Class Insecta, order Lepidoptera, originaly established with misitentified type species, for witch type species in harmony with accustomed usage where designated under the Plenary power in 1935. Opinions and declarations rendered by the International Commission on Zoological Nomenclature, 6: 25-40.