Cat. Lep. Ph. Brit. Mus. Vol. 1:

867. Episcepsis demonis.
Eucereon demonis, Druce, A. M. N. H. (6) xviii. p. 88 (1896) ; Biol. Centr.- Am., Het. ii. p. 364, pl. 73. f. 15.
Head, thorax, and abdomen black-brown ; back of head with two crimson spots; abdomen with dorsal crimson spot on Ist segment, and lateral spots on 4th segment. Fore wing greyish black-brown ; an obscure, oblique, subbasal black band, and curved antemedial band; a subquadrate hyaline spot in end of cell; a blackish discoidal bar; an ill-defined postmedial blackish band excuryed between veins 5 and 3, then bent inwards to below angle of cell, and with a curved hyaline band beyond it from vein 8, narrowing to vein 3, and with a curved dark patch beyond it from costa to vein5; terminal dark patches at apex and below vein 5. Hind wing hyaline, the veins black; a terminal bluish-black band expanding widely towards apex and tornus.
Hab. Panama, Chiriqui (Trétsch), 1 g; type @ in Coll. Staud- inger. Hwp. 44 millim