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''Byasa latreillei'', or Rose Windmill, is a butterfly found in various parts of Asia from the Windmills genus ''Byasa'', comprising tailed black swallowtail butterflies with white spots and red submarginal crescents. ==Description== * Wingspan : 110 - 130mm. * Sexes generally alike. Tailed, with red tips. * Above, dull brownish-black. * Hindwing has a white discal band consisting of elongated spots in veins 2, 3 and 4. * The female has an additional small spot in vein 5 and only half way to vein 6. * It also has a series of lunules in veins 2 to 5 along the margin. The lunules in veins 2 to 4 are rose coloured while the lunule in vein 5 is white. * The male has a white scent wool brand in a dorsal fold. (Wynter-Blyth). * The male can be said to resemble the Common Rose, and, the female, the Common Mormon form ''stichius''. (Haribal). Male upperside dull brownish black. Fore wing with streaks in cell, the internervular streaks and the veins velvety black. Hind wing: ground-colour more uniform to apex of cell, beyond this interspaces 2, 3 and 4 with broad elongate white spots, the spot in interspace 2 slightly tinged outwardly with crimson; sometimes a white crimson-tinted spot also in interspace 1; a subterminal series of crimson lunules in interspaces 2 to 5, that in 5 generally more or less white ; lastly, a crimson spot at apex of vein 3 and on apex of tail. Underside similar, ground-colour much paler; markings of the hind wing as on the upperside, but slightly larger, the crimson spots brighter; in many specimens a small discal adnervular spot in interspace 5, and a sub-terminal small white lunule in interspace 6 also present; the crimson-tinted discal spot in interspace 1 always present. Antennae dark brownish black, head and front of the prothorax crimson, the rest of the body above black; beneath, the palpi, thorax and abdomen crimson, the middle of the thorax and of the abdomen with black markings. Female Similar, slightly paler; the white and crimson markings on the hind wing on both upper and undersides similar but larger ;there is generally also a discal adnervular spot in interspace 5. Antennae, head, thorax and abdomen as in the male.〔Bingham, C. T. 1907. Fauna of British India. Butterflies. Volume 2〕 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Byasa latreillei」の詳細全文を読む スポンサード リンク
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