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Show 1893.] SPECIES O F LEPIDOPTERA HETEROCERA. 307 HETERUSIA PLACILLA, sp. n. (Plate XXI. figs. 10, 11.) Male. Primaries dark orange-red ; the base, inner margin, a band crossing the wdng beyond the middle, and the outer margin from the apex to the anal angle black. Secondaries black, with a wide submarginal orange-red band extending from the costal margin near the apex to the anal angle; the fringe of both wings orange-red. Underside : primaries very similar to the upperside, but considerably paler in colour, and with the costal margin and the apex shaded with reddish brown. Secondaries pale yellow, crossed from the costal to the inner margin by two bands of reddish brown; the outer margin reddish brown ; a row of metallic silver spots extends round the outer margin from the apex to the anal angle ; two metallic silver straight lines extend from the base to the outer margin, the first along the inner margin, the second right across the middle of the wing. The head, palpi, thorax, aud abdomen black, the anal tuft and underside of the abdomen orange-red ; legs reddish brown. Antennae on the upperside alternately black and white, on the underside black. Expanse f inch. Hab. Ecuador, Chiguinda (Buckley, Mus. B.). A beautiful little species, allied to S. chrysopterata, Snellen, from Colombia. HETERUSIA PINARA, sp. n. (Plate XXI. figs. 12, 13 £, 14 $.) Male. Primaries red ; the base, inner margin, a line crossing the wing beyond the middle from the costal to the inner margin all black; the outer margin broadly bordered with black from the apex to the anal angle. Secondaries red; the base, inner and outer margin black; the fringe of both wings reddish. Underside : primaries very similar to the upperside, but paler in colour; the apex brown. Secondaries brown, crossed about the middle by two reddish-brown bauds. Head, antennae, thorax, and abdomen black; underside of abdomen and anus reddish brown ; legs brown. Female. Very similar to the male, but without the black band crossing the primaries; it is also paler on the underside. Expanse, J $ , 1 inch. Hab. Ecuador, Chiguinda (Buckley, Mus. B.). Allied to S. placilla, Druce, but very distinct on the underside- HETERUSIA CONON, sp. n. (Plate XXI. fig. 4.) Primaries and secondaries black, slightly greyish at the base of both wings. Primaries crossed from the costal margin almost to the anal angle by a wide white band; the fringe of both -wings black. Underside very similar to the upperside, but very much greyer in colour. Head, antennae, thorax, and abdomen black; legs and the underside of the abdomen dark grey. Expanse ly1^ inch. Hab. Ecuador, Sarayacu (Buckley, Mus. B.). A small species, allied to S. dispilata, Snellen. |