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Show 186/.] MR. A. G. BUTLER ON A NEW GENUS OF LEPIDOPTERA. 37 6. Description of a New Genus of Diurnal Lepidoptera belonging to the Family Erycinidce. By A. G. B U T L E R, F.Z.S. The species representing the present genus have hitherto been included in the genus Taxila of Westwood; they are, however, so strikingly distinct from it, that I think it absolutely necessary to separate them. The arrangement of the disco-cellular veins is very unlike that of either Taxila or the allied genus Sospita ; the antennae and wing-cells also differ in length. I therefore propose for this form the name of Dicallaneura. The genus Taxila has hitherto contained three distinct forms, one of which must, I think, be henceforth placed with Sospita, as it shows a very great resemblance to the latter in neuration and in other less important structural details. These forms may be distinguished as follows :- Genus TAXILA. I. Alee subtrigonatce ; posticce angulo anali producto et a cauda brevi tenui terminato; cella anticarum elongata, apice paulo concavo, posticarum breviore lata : corpus robustum, capite magno, antennis elongatis. 1. T. DURGA, Kollar ; 2. T. EGEON, Westwood ; cum aliis. 2. Alee latee, breves; anticce subtrigonatce, costa convexa, apice rotundato; posticce margine postico convexo, sinuato (rarius medio minime producto*) ; cella anticarum brevi lata, apice paulo bisinuato, posticarum brevi, lata, venis disco-cellularibus specierum singularum plus minusve forma variantibus : corpus parvum, capite parvo, antennis brevioribus.-? SOSPITA, Hewit. 1. T. DRUPADI, Horsfield; 2. T. ORPHNA, Westwoodf ; 3. T. THIUSTA, Hewitson ; 4. T. TENETA, Hewitson ; cum aliis. DICALLANEURA%, gen. nov. 3. Alee latee, breves, anticce marginibus convexis; posticce costa convexa, margine postico minime sinuato et post medium cauda obtusa producto ; cella anticarum lata, brevi, apice valde excavato, posticarum lata, brevi, venis disco-cellularibus obliquis : corpus robustum, capite magno, antennis elongatis. * $ . T. drupadi, Horsfield. t Three species are confounded under this name. \ ciKaWa, vevpov. |