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Show 1881.] MR. A. G. B U T L E R O N B U T T E R F L I E S F R O M JAPAN. 853 a slender snow-white submarginal line ; fringe tipped with white: head somewhat olivaceous; body greyish ; abdomen sordid brownish. Wings below pale shining dove-brown, with white submarginal line, white-tipped fringe ; a disco-submarginal series of white-edged black spots and an irregular white-edged black discal line: primaries with the discal line straight from the third subcostal to the first median branch, where it is interrupted ; the disco-submarginal spots subcorneal, almost orbicular, increasing in size from the costa to the external angle ; internal border white : secondaries with the discal line near to the middle of the wing, oblique and terminating in a W-shaped character; the disco-submarginal spots lunate, the sixth interrupted by a large orange spot with black centre, and the seventh divided by an orange-and-black trifid streak which extends to the anal angle: body below white. Expanse of wings 1 inch 6 lines. Iwashiro, second week in July. Coll. M . Fenton. Allied to T. eretria of Hewitson. THECLA BUTLERI, Fenton. Allied to T. attilia; colour the same; margin of primaries straighter. Above, the submarginal row of white spots in the secondaries larger and more distinct, the third, fourth, and the one near the anal angle centred with black : below, the ground-colour slightly duskier, becoming still more so towards the margin ; in the primaries is a transverse bar in the middle of the cell, extending from the subcostal to the submedian vein, and almost divided by the median into two spots ; the discal bar ceases abruptly at the third median veinlet; an extra small spot, just on the division between the middle and apical thirds, between the third median veinlet and the submedian vein : secondaries with a transverse row of three black spots at the base in a descending series from the costal vein, a short bar at the end of the cell as in primaries ; a transverse irregular bar in the middle third, extending from the costal and narrowing towards the independent vein ; a row of three oblong spots, the first two with the longer axis placed transversely, the third near the inner edge, almost at right angles to the second ; a submarginal row of whitish spots centred with black, more distinct and enclosed in the aforesaid dusky colour ; the orange-red at the base of the tail and at the anal angle more suffused. Expanse of wings 1 inch 3\ lines. Middle of August. Coll. M . Fenton. On the top of the peak, 1060 feet high, overlooking Hakodate, I took one specimen that had become involved in a circular wind eddying round the mountain and carried upwards in company with numbers of Papilio hippocrates, Papilio maackii, Pieris megamera, Neope fentoni, Satyrus Bipunctatus, Argynnis pallescens \ Thecla japonica, Lyca?na ladonides, and Lyccena heUotia-all more or less shattered ; some ascended still higher, until they were lost to view. THECLA REGINA, Butler. 2 . Allied to T. querciis of Europe and T. fasciata of Japan. Pri- ' Possibly A. locuples.-A. G*. B. |