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Show 1894.] FROM BRITISH EAST AFRICA. 589 subbasal line only indicated by a dusky costal spot, antemedial line by an oblique costal dash and greyish irregular scaling ; the female also with a short oblique line from inner margin almost to cell; one or two additional badly-defined costal dusky spots from middle of costa and a little group of ferruginous scales towards apex partly enclosed by a horseshoe-shaped dark grey marking, the outer arm of which is confluent with a dark grey apical patch enclosing two black dots; fringe of male creamy white : secondaries of male white, of female greyish brown; body of male white, of female greyish white; under surface white, the costal area of primaries more or less sprinkled with grey scales, a dusky spot in cell, and a second, better defined, at end of cell. Expanse of wings, 3 16 millim., $ 17 millim. Sabaki Valley. 187. CYLIGRAMMA LATONA. Phalcena (Noctua) latona, Cramer, Pap. Exot. i. p. 20, pi. xiii. B (1779). Kinani; shores of Lake Baringo ; Larabwal, Laitsipia; Thagana ; Thiriati. 188. CYLIGRAMMA LIMACINA. Cyligramma limacina, Guerin, Icon. Regne Anim., Ins. pi. 89. fig. 2, texte, p. 520. Thagana and steppes of Thika-Shika. 189. BANIANA 1NTORTA. Athyrma intorta, Swinhoe, Trans. Ent. Soc. 1891, n. 150. Baniana intorta, Hampson, 111. Typ. Lep. Het. ix. p. 106, pi. clxiii. fig. 3 (1892). Sabaki Valley. 190. PLECOPTERA REVERSA. Poaphila reversa, Walker, Lep. Het. Suppl. iii. p. 991 (1865). Sabaki Valley. 191. COLBUSA PENTAGONALIS, sp. n. (Plate XXXVII. fig. 8.) Primaries above cupreous brown, purplish beyond the middle ; costal edge creamy white ; a white very oblique stripe commencing near base of inner margin, bounding the subcostal vein to end of cell, where it is acutely angulated, and passing obliquely backwards across the wing to just below first median branch, where it is again abruptly angulated and runs inwards to inner margin ; this stripe thus encloses a large purplish-black pentagonal patch; a broad blackish marginal band, its inner edge diffused, its outer edo-e bounded by a white stripe and then a slender black line; fringe white : secondaries with the basal half sericeous whitv brown, bounded externally, from anal angle to cell, by a white stripe ; external half dusky greyish ; a submarginal slender white PROC. ZOOL. SOC-1894, No. XXXIX. 39 |