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Show 1881.] MR. A. G. BUTLER ON LEPIDOPTERA FROM SOCOTRA. 175 Picarise, and Columbaa, as being of wide distribution, we find that out of the twenty birds of these three orders, all but seven are mentioned in Heuglin's ' Ornithologie Nordost-Africa's.' Of these seven, six, as far as is at present known, are new species peculiar to the island ; but one is a Western Asiatic species, although very closely allied to a prevailing North-east African form. Of the six new species, one seems to be geuerically distinct from any thing yet known, though our impression is that Rhynchostruthus will yet be found on Cape Gardafui. The remaining five all belong to prevailing North-east African genera. 2. O n the Lepidoptera collected in Socotra by Prof. I. B. Balfour. By A R T H U R G. B U T L E R , F.L.S. F.Z.S. &c. [Eeceived January 15, 1881.] (Plate XVIII.) The Lepidoptera collected by Professor Balfour consist of 24 specimens referable to 13 species, of which 11 are Rhopalocera; 7 of the species are new to science. Of the known forms in this series one is cosmopolitan, two are found in Europe, Asia, and Africa, one throughout Africa, one in S.W. Africa and Abyssinia, and one (with trifling differences) in South Africa. Of the new forms five are allied to previously recorded types from the following localities-one from the Comoro Islands, one from S.W. Africa, one from Zanzibar, and two from Arabia. Without the help of these last two, it would therefore be impossible for any one not acquainted with it to guess at the locality from which this collection had been obtained. The following is a list of the species :- RHOPALOCERA. NYMPHALID.F. DANAIS CHRYSIPPUS (NO. 706). Papilio chrysippus, Linnaeus, Mus. Lud. Ulr. p. 263 (1764). A single female specimen of this widely distributed species was obtained. CALYSISME SOCOTRANA, sp. n. (Plate XVIII. fig. 7.) (o* No. 731, $ 716.) Nearest to C. anynanafxom Johanna (Comoro group). Olive-brown; wings above with paler outer border traversed by a wavy submargiual brown line; a black marginal line; fringe slightly darker than the outer border: primaries crossed beyond the cell from costa to first median branch by a slightly undulated pale-bordered dusky line ; two ocelli of the ordinary type, one towards apex about a quarter the size (»• e. half the diameter) of the other, which is placed on |