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Show 1876.] MR. A. G. BUTLER ON THE GENUS TERACOLUS. 163 2 • Above like T. evarne female, but the black markings more restricted. Primaries below pale yellow, whitish towards external angle ; apical area ochraceous, reticulated with grey ; blackish spots as above : secondaries pale flesh-colour, yellowish on outer margin, reticulated with dark brown, an arched series of discal yellowish spots crossed by blackish liturae ; a black-edged white spot at the end of the cell. Expanse of wings 1 inch 6 lines. 3 2, Hor Tamanib (J. K. Lord) = T. evarne of Walker (nee Klug) ; 2, White Nile (Petherick). B.M. 121. TERACOLUS KEISKAMMA. Anthocharis keiskamma, Trimen, Rhop. Afr. Austr. p. 56. n. 37, pl. 2. figs. 3, 4 (1862-66). o* 2 > Keiskamma river (Trimen) ; 3, S. Africa. B.M. 122. TERACOLUS TOPHA. Anthopsyche topha, Wallengren, Lep. Rhop. Caffr. p. 15 (1857). 3 2, S. Africa. B.M. This species is intermediate between T. keiskamma and T. auxo. 123. TERACOLUS XANTHEVARNE, n. sp. Anthocharis evarne, Lucas (nee Klug), Lep. Exot. pl. 37. fig. 3 (1835). o*. Wings above sulphur-yellow, the primaries brightest in colour, with the apical area broadly golden-orange, with rather a narrow sinuated black border from the middle of costa to the first median branch ; costa grey : secondaries with small black spots at the ends of the nervures. Wings below lemon-yellow ; the primaries sulphur-yellow towards the base ; two subapical brownish dots between the subcostal branches : secondaries with a black dot at end of cell. Expanse of wings 1 inch 8 lines. White Nile (Petherick). Type, B.M. I have also examined a male taken by M r . Lord at Harkeko. 124. TERACOLUS SYRTINUS, n. sp. 3. Wings above much as in the preceding species, but the costa blackish brown from base to apex, and the inner edge of the orange patch sprinkled with blackish scales ; wings below sulphur-yellow, the apical area lemon-yellow, a minute blackish dot at end of cell in secondaries. Expanse of wings 1 inch 9 lines. Senegal. Type, B.M. Intermediate in character between the preceding and T. auxo. 125. TERACOLUS AUXO. Anthocharis auxo, Lucas, Rev. Zool. p. 422 (1852). Callosune auxo, Kirby, Syn. Cat. p. 501. n. 11 (1871). 3 2, Natal. B.M. This is probably the A. evarne of Trimen. * 11* |