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Show 1878.] INSECTS FROM UPPER TENASSERIM. 823 SALPINX MASONI, n. sp. Male. Allied to S. crassa, Butler (Proc. Zool. Soc. 1866, p. 278), but differing in its darker colour, in the basal area of the fore wing being bright glossy blue, and the marginal spots on this wing con-fined more to the apex; hind wing less convex along the exterior margin ; otherwise similarly marked. Expanse 3% inches. Taoo, 3000-5000 feet; above Ahsown. In coll. Wood-Mason. From S. klugii, Moore, this species may be distinguished by the blue gloss being confined to the basal area, whereas in S. klugii it is more brilliant and suffuses the entire wing. SALPINX MARGARITA. Euplcea margarita, Butler, Proc. Zool. Soc. 1866, p. 279. Hatsiega; Houngduran source. TREPSICHROIS MIDAMUS. Papilio midamus, Linn. Syst. Nat. i. 2. p. 765 (1767). Ahsown, 2000 feet; Moulmein to Meetan ; Hatsiega; Houngduran ; Naththoung to Paboga. CRASTIA CUPREIPENNIS, n. sp. Allied to C. modesta, Butler, P. Z. S. 1866, p. 273, from Siam. Upperside cupreous brown, the outer borders broadly paler, basal area of fore wing blue-glossed; cell and contiguous area of hind wing also blue-glossed; the two marginal series of spots larger. Expanse 3g inches. Hatsiega; Houngduran source. In coll. Wood-Mason. EUPLOZA LIMBORGII, n. sp. (Plate LI. fig. 2.) Male. Differs from E. deione, Westw., in the fore wing having some very indistinct submarginal white spots, and the hind wing having two marginal rows of prominent white spots similar to but smaller than those in E. margarita, Butler. Expanse 3f inches. Ahsown, 2000 feet; above Ahsown ; Hatsiega ; Houngduran. In coll. J. Wood-Mason. EUPLOSA ALCATHOE. Euploea alcathoe, Godt. Enc. Me'th. ix. p. 178 (1819). Ahsown, 2000 feet. EUPLOEA SUBDITA, n. sp. Allied to E. core, Cram. Pap. Exot. pl. 266. figs. E, F. Male. Fore wings shorter, broader, and the posterior margin more convex : upperside paler, basal area slightly blue, glossed in the fore wing; markings similar, smaller and paler, those on the fore wing indistinct. Expanse 3^ inches. Hatsiega. In coll. J. Wood-Mason. 54* |