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Show 1867.J MR. P. L. SCLATER ON CHILIAN BIRDS. 319 The collection of birds contains nothing remarkable, except a Pitta not hitherto recorded from Australia-P. mackloti, T e m m . I may also observe that the northern Pitta strepitans is not only a much smaller bird than the southern one, but differs considerably in the markings, and the shape of the bill and feet. The blue spot on the shoulder is comparatively larger, the colour of the head lighter brown, and, whilst the P. strepitans of N e w South Wales has from three to four white spots on the primaries, the northern bird has only two. I wish to draw the attention of ornithologists to these facts, as I have seen only a single specimen of P. strepitans from Cape York. 2. Notes on the Birds of Chili. By P. L. S C L A T E R , M.A., Ph.D., F.R.S., Secretary to the Society. Messrs. Philippi and Landbeck, of the Museum of Santiago in Chili, have been kind enough to supply m e with typical specimens of a certain number of the new species of Chilian birds recently described by them in Wiegmann's 'Archiv fiir Naturgeschichte,' along with other specimens of birds from that country. It has been of the greatest interest to m e to examine these specimens, and to compare them with examples in m y own collection and that of M r. Salvin; and I beg leave to communicate to the Society the following notes on them. The most recent summary of Chilian ornithology is that given by Dr. Hartlaub in 'Naumannia' for 1853. Dr. Hartlaub has there enumerated the principal sources of our knowledge of the avifauna of this country. As more recent authorities to be consulted on this subject I may add :- (1) Mr. Cassin's article on the Birds obtained during the U. S. Naval Astronomical Expedition to the Southern Hemisphere, under the command of Lieut. Gilliss, published in the second volume of the Report of that Expedition*. Washington, 1855. (2) Herr v. Pelzeln's volume on the Birds of the Novara Expedition. Wien, 1865. (3) Dr. Philippi and Herr Landbeck's numerous articles in Wiegmann's 'Archiv fiir Naturgeschichte'f. * In relation to this, consult my remarks, P. Z. S. 1856, p. 18. t The following are the titles of these articles, and the names of the new species of birds described in them:- . (1) "Ueber einige Vogel Chile's, von Dr. E. A. Philippi, Wiegm. Arch. 1855, p. 9. (Phoenicopterus andinus, sp. nov., Ardea cocoi, Xanthomas cayennensis, Circus macropterus.) • f . (2) " Ueber einige Chilenische Vogel und Fische, von Dr. E. A. Philippi," Wiegm Arch 1857 p. 262. (Ballus salinasi, sp. nov., Upucerthia atacamensis, sp nov.', Totanus chilensis, sp. nov., Culicivora fernandeziema sp. nov.) (3) "Pteroptochus albifrons, sp. nov., von Ludwig Landbeck," Wiegm. Arch. 1857, p. 273. |