. Catalogue of the Birds in the British Museum. 23. NI30IDE8. 129 ings of dark brown, the lower breast barred with rufous brown, the bars becoming wider apart on the abdomen and under tail-coverts, and more distinctly rufous on the thighs ; quills brown, numerously- barred with darker brown on the inner webs, becoming obsolete on the bases of the latter, which are pale rufous underneath ; tail brown, crossed with about eighteen bars of darker brown, the under surface lighter and ashy white in colour. Total length 18-5 inches, cul- men 1-15, wing 10-4, tail 8-5, tarsus 2-7. The young bird descr
. Catalogue of the Birds in the British Museum. 23. NI30IDE8. 129 ings of dark brown, the lower breast barred with rufous brown, the bars becoming wider apart on the abdomen and under tail-coverts, and more distinctly rufous on the thighs ; quills brown, numerously- barred with darker brown on the inner webs, becoming obsolete on the bases of the latter, which are pale rufous underneath ; tail brown, crossed with about eighteen bars of darker brown, the under surface lighter and ashy white in colour. Total length 18-5 inches, cul- men 1-15, wing 10-4, tail 8-5, tarsus 2-7. The young bird described has been considered to belong to A. torquatus by Mr. Wallace; but its fades certainly refers it to a species allied to A. approxlmans, as does also the sequence of change in its progress towards maturity, of which evidences are beginning to appear in the Bouru specimen. I think that there can be little doubt of its being the young of A. wallacii. Hab. Lombock, Bouru. a. S ad. sk. Lombock. A. R. Wallace, Esq. [C :1: b. 5 juv. sk. Bouru. A. E. Wallace, Esq. [C 23. NISOILES. Type. Nisuoides, Pollen, Btill. Soc. Sc. Beim. 1866, p. 62 N. moreli. Bill of Nisoides ttwreli (after Schlegel). Range. Madagascar. 1. Nisoides moreli. Nisuoides moreli, Pollen, Bull. Soc. Sc. Reiin. 1866, p. 62. Nisoides moreli, Neivton, Zool. Bee. iii. p. 73 (1867). Accipiter moreli. Grand. Rev. et Mag. de Zool. 1867, p. 320; Gurtxey, Ibis, 1870, p. 448. Nisus morelii, Schl. 4" Poll. Faun. Madag. Ois. p. 39, pi. 12. iig. 3 (1868) ; Schl. Revue Accipitr. p. (1873). Micronisus moreli. Gray, Hand-l. B. i. p. 35 (1869). Young male. Above rather light brown, with remains of rufous edges on the upper surface, more distinct on the head and least wing-coverts; nape much varied with white; ear-coverts rufous brown ; an indistinct eyebrow and cheeks buflfy white, streaked with brown ; quills and tail much as in the adult bird, but rather paler; underneath buify white, with broad blackish markings in the
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