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Show 1871.] MR. P. L. SCLATER ON ANIMALS IN THE MENAGERIE. 491 on the face. The naked skin round the eye is nearly circular in form and of a pale blue colour ; the basal part of the crest-feathers is reddish orange, with a slight tinge of lemon-yellow towards their Fig. 2. Head of Cacatua ducorpsi. summit, which colour, however, is hardly seen unless the crest is elevated. The wing- and tail-feathers are likewise stained in the inner webs with pale lemon-colour. This bird I take to be Cacatua ducorpsi, as already pointed out in m y article above referred to, and as also determined by Dr. Finsch, who himself saw and examined the two examples of this bird which we originally received (cf. Finsch, Papag. i. p. 311). In the second bird (fig. 3), which we obtained by purchase on the 25th November, 1865, the lores and front are tinged with reddish, and the crest is of a different shape from that of C. ducorpsi, having its front feathers much more elongated than those immediately behind them, so that when erected the crest is more pyramidal in form. The naked space round the eye is nearly circular as in C. ducorpsi, but white and not bluish. The crest-feathers are rosy at their bases, and there is no yellow in the crest; the inner webs of the wing- and tail-feathers are lemon-yellow. This bird I |