THE ANNALS MAGAZINE OF NATURAL HISTORY, [EIGHTH SERIES.] No. 18. JU^E 1909. LX. — Descriptions of some new Species of Heterocera, chieflif from Tropical South America. By HERBERT DrUCE, F.L.S. &c. Fam. SyntomidaB. Bomhiliodes simidans, sp. n. Female. — Head, palpi, anteunse, collar, tegulae, thorax, and abdomen black, the sides of the abdomen green, the base of the abdomen white ; legs black, spotted with white. Pri-maries black, the cell and a streak below the cell hyaline, the fringe black : secondaries black, hyaline at the base. The underside of both wings the same as above. Expanse 1^ inch. Hab. Cayenne {Mus. Druce). Napata baettgen, sp. n. Male. — Head, palpi, and antennas black, front of head spotted with white ; collar bright carmine ; tegulae and thorax black ; abdomen metallic blue ; the underside of the thorax and abdomen white ; legs black. Primaries black, the apex white ; a large square hyaline spot at the end of the cell and two hyaline spots beyond the cell nearest the anal angle; the fringe at the apex white, on the outer margin A7in. <Sc Mag. N. Hist. Ser. 8. Vol. iii. 32