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Show 1876.] DR. H. BURMEISTER ON DOLICHOTIS SALINICOLA. 461 pedibus flavis, unguibus nigris : long, tota cire. 13*0, ala cauda 3*2, tarsi 2*6. The figure is taken from Dr. Comrie's skin. 9. ESACUS MAGNIROSTRIS (Geoffr.); Gould, B. of Austr. vol. vii. pl. 6. One example from Huan Gulf. 10. STERNA MELANAUCHEN (Temm.). One skin, obtained in the D'Entrecasteaux Islands in March, is referable to this species, as Mr. Howard Saunders kindly assures me. Mr. Gould has already recorded its occurrence in Torres Straits (B. Austr. vii. pl. 28), where it was obtained by MacGillivray. 11. PHALACROCORAX, sp. inc. A single skin of a young Cormorant, in nearly uniform brown plumage with yellow feet, obtained in Huan Gulf in May. 6. Additional Notes on Dolichotis salinicola. By HERMANN BURMEISTER, Director of the National Museum, Buenos Aires, F.M.Z.S. [Received May 4, 1876.] Since my former description of this new species of Dolichotis have been fortunate enough to have two fully adult living specimens sent to me for examination by a gentlemen who has had them alive in his house at Santiago del Estero. This gentleman informed me that this species is common in the country to the west of that towc, its range beginning in the south near the small town of Chanar, and extending northwards along the borders of the great salina desert as far as Santiago del Estero and the river Dulce, where the country has the same sterile character, but not into the much more fertile region of the Province of Tucuman more to the north. Especially in th e vicinity of Posta del monte and of the village of Piedritas near Chanar the animal is very common. The two living specimens, which are now under my inspection, show that my former description was taken from very young specimens of about half their full size, and that this northern species comes much nearer in size to the southern species (D. patagonica) than I was formerly led to suppose. A fully adult specimen agrees very closely in size and colour with the Patagonian species, only differing slightly in some shades of colour and in shape. The head is somewhat shorter and stouter, more especially the anterior portion from the nose to the eyes (which was already indicated in the skull of the young animal), although the space between the nasals and the intermaxillaries is much longer, this space equalling half the length of the nasals in the northern species, and not more than one third in the southern ; * See P. Z. S. 1875, p. 634. PROC. ZOOL. Soc-1876, No. XXXI. 31 |