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Show 436 LIEUT.-COL. C. SWINHOE ON LITTLE-KNOWN [J marginal row of spots on the veins on the hind wings above ; they vary much in the ground-colour of the wings, aud many are albinos. This is a very distinct species, and though allied to, is quite distinct from, T. halimede, Klug, more especially in the female. Expanse of wings, 8 ly8o ^ncn- ? 2 inches. In coll. C. Swinhoe. 2. TERACOLUS LEO, Butler (Plate XXXIX. 8, f- 3), Ann. Nat. Hist. ser. 3, vol. xvi. p. 397 (1865), though standing in his revision, P. Z. S. 1876, p. 133, as a synonym to T. halimede, is also, I believe, a distinct species. Mr. Butler's type came from the White Nile, and I have another identical with his type from Harkeko, and in both the apex and outer border are nearly colourless and very different from both Klug's plate or description of T. halimede (which comes from Arabia) and from mine. Probably a still greater difference will be found in the female when it is discovered. I give figures of all three. In coll. B. M. 3. TERACOLUS PLEIONE, Klug, Symb. Phys. pi. 8, figs. 7, 8 (1829). Aden, December to May. Of this very rare species I have a series from Aden. The coloration in Klug's plate is very bad, and gives no idea of this very beautiful insect. The females vary very much in colour-some are bright orange, some pale, and some pure albinos. 4. TERACOLUS MIRIAM, Felder, Reise der Nov., Lep. ser. 2, p. 190, n. 186, pi. 27. figs. 3, 4 (1865). Aden, December to March. This is put in Mr. Butler's revision as a synonym to the preceding species, but it is undoubtedly quite distinct. It differs in both sexes in having no border whatever to the hind wings, and in this important character there is no variation in the twenty examples before me. In coll. C. Swinhoe. Group. 6. Type Teracolus faustus, Olivier. 5. TERACOLUS FAUSTUS, Olivier, Voy. dans l'emp. Ott., l'Egypte et la Perse, Atlas, pi. 33. figs. 4, a, b. (1801). T.faustina, Felder, Reise Nov., Lep. ii. p. 190, n. 187 (1865). T. oriens, Butler, P. Z. S. 1876, p. 134, pi. vii. fig. 7. I think both T. faustina and T. oriens must be taken out of the list of Teracoli and must become synonyms of T. faustus. I have examined the types with the assistance of Mr. Butler, and have compared them with a long series of T. faustus. |