Cat. Lep. Ph. Brit. Mus. Vol. 1: Genus EUCEREON. Proboscis fully developed; palpi upturned to vertex of head, the 3rd joint moderate; antennre bipectinate, the branches dilated at extremity and ending in hristles; tibire with the spurs moderate. Abdomen clothed with rough hair on dorsum and with laternl dorsal tufts. Fore wing wiLh vein 3 from near or from angle ol' cell; 4, 5 from angle; o from or from just below upper angle; 7, 8, 9, 10 stalked ; 11 from cell. Hind wing with vein 2 from well before angle of cell ; 3, 4 shortly stalked or from cell; 5 from or from just above angle; 6, 7 from upper angle ; 8 usmilly present as an aborted fragment not reaching costa. - HW with M2 fully developed below angle of discocellular - HW with Cu2 from well before cell angle - HW M3 present - Abdomen with 2nd segment not constricted - Antenna shaft not fringed with hair - Abdomen without lateral tufts - FW Cu1 and Cu2 from cell, M2 from lower angles - Palpi upturned, 3rd joint erect - HW M2 close to cell angle or stalked with M3 - HW M2, M3 from cell rarely hardly stalked - FW with M2, M3 from cell - HW M3 and Cu1 from cell or shortly stalked - FW R1 from cell - FW R2 stalked with R3,4,5 - Abdomen dorsally clothed with rough hair at base - Abdomen without lateral tubercles at base - HW R, M1 from cell, antennae with shaft not dilated