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Show 664 MR. H. H. DRUCE ON BORNEAN LYC-ENID^E. [June 16, ARHOPALA BELLA, sp. n., Bethune-Baker. (Plate XXX. figs 60", 7 $.) Kina Balu. Expanse, J ^, 2 48 millim. S . Upperside : both wings brilliant lustrous purple around the margins, the whole of the inner area being lustrous brown, shading in certain lights into dull rather shining deep violet, somewhat as is seen in violet-coloured specimens of A. allata, Stgr., but much more beautiful. The secondaries show much more of the brilliant purple than the primaries and they have the abdominal fold brownish grey. In the single specimen before m e there is a trace of a tail broken off, but it appears to have been a fine one. Extreme margins with a very fine lineal black line. Underside : both wings brown, slightly tinged with lilac, with dark spots laterally edged with very pale lilac. Primaries with three large cell-spots, the outer two very large, below the third in the lower median angle is another largish spot, whilst over the third are two very small spots, the lower one being shifted inwards ; transverse band composed of six spots, the upper four shifted very oblique each beyond its predecessor, fifth spot shifted well inwards; sixth spot, the largest, ending on the lower median nervule and shifted outwards ; a trace of the submarginal row ; subdiscoidal area dark, submedian area rather paler. Secondaries with a spot at the extreme basal apex, four basal spots below each other, followed by three large ones ; cell closed by a large subquadrangular spot, below which is a small triangular one connecting it with the lower of the three spots just mentioned, this spot being very irregular in shape ; above the spot closing the cell and touching it, but shifted outwards, are two spots over each other, reaching the costal nervure, whose inner margins are confluent, but the outer margin of the lower and larger spot is shifted outwards; the transverse macular band begins below the upper discoidal nervure and is composed of six spots-the first one shifted right out, with its upper inner angle just touching the lower and outer extremity of the lower of the two spots above, second spot shifted outwards, third inwards, fourth outwards, fifth angular spot inwards, sixth long spot slightly inwards again; a trace of a submarginal sublunular row ; anal area with bluish-green lustrous metallic scales ; lobe-spot black ; lobe scarcely developed at all. 2 • Upperside: both wings lustrous azure, in certain lights rather dull violet. Primaries with costa somewhat narrowly and outer margin broadly dark brown ; the apex of the cell has a short black line at its upper extremity, showing rather plainly in the blue area. Secondaries with all the margins broadly brown ; tail fairly long, brown tipped with white. Underside precisely as in the male, but tinged more with pinkish violet than lilac. This very beautiful and (in the male) very unusual-looking species will probably come near to A. acestes, de N., but may at once be recognized by its large size, its brilliant purple margins, and its lustrous brown inner areas ; the macular transverse bands are also |