. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 334 Mr. J. Wood-Mason on Parantirrlioea Marshalli. the posterior, anterior one rudimentary; submedian vein sinuous, short, terminating in the wing-membrane near the inner margin at about the level of the junction of the basal and second fourth of the length of that margin, being, in fact, hardly more developed than is the internal vein of the Papilio- ninai as compared with that of many Heterocerous Lepido- ptera ; the first median veinlet directed straight outwards and backwa


. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 334 Mr. J. Wood-Mason on Parantirrlioea Marshalli. the posterior, anterior one rudimentary; submedian vein sinuous, short, terminating in the wing-membrane near the inner margin at about the level of the junction of the basal and second fourth of the length of that margin, being, in fact, hardly more developed than is the internal vein of the Papilio- ninai as compared with that of many Heterocerous Lepido- ptera ; the first median veinlet directed straight outwards and backwards, out of its normal course, to the inner angle, and supplying the place of the rudimentary submedian. On turn- ing to the underside it is seen that a narrow rounded lobe of the functional sutural area, about six times as long as it is broad, is folded back upon the under surface, to which it is firmly adherent; this lobe occupies the middle two fourths of the length of the inner margin, and is thickly clothed on its surface and fringed at its free edge with firmly attached, long, and somewhat raised modified scales, rendered conspicuous by their rich dark brown colour and satiny lustre ; the outline of this turned-up lobe is marked out on the upperside by a cur- vilinear groove. Posterior wings tailed, subquadrate, with four distinct margins, viz. a strongly and irregularly-arched anterior margin, nearly straight external and posterior margins, and an inner or abdominal margin, marked out by the obtuse-angled apex, the tail, and the well-rounded anal angle; with a black oval sexual mark, divided by the submedian vein, near the anal angle ; costal vein short and straight, terminating before, and the first branch of the subcostal, which originates close. A. Eight anterior wing, from the underside, nat. size, to show the whole venation and the inflected lobe of the inner margin. B. Anterior portion of the same, much enlarged, to show the relations of the veins to one another: a


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