From Cat. Lep. Ph. Brit. Mus. Vol 1 547. Cosmosoma stibostictum. Head and thorax black; frons white; vertex of head and thorax with white spots; fore coxae white; abdomen yellow, the last three segments black; wings hyaline, the veins and margins black. Fore wing with two white points at base; the terminal band very wide on apical area and expanding at tornus. Hind wing with the terminal band wide at apex. Ab. 1. Head, thorax, and coxae without white patches; fore wing without white points at base. Ab. 2. Head and thorax without white spots on vertex; patches of metallic blue on vertex of head and thorax and blaek segments of abdomen; fore wing with metallic blue spot replacing the outer white speck. Hab. PANAMA, Bugaba, Veragua ( Champion), Godman-Salvin Coll.; CoLOMBIA, Cundinamarca, type and ab. 1, Bogota ( Vergara), ab. 2. Exp. 38 millim.