. Catalogue of the Birds in the British Museum. 6. XENOriEOSTIUS. 109 Hnrtl Fatm. Madag. p. 43; Grandid. i?ey. et Mar/, de Zuol. 1867, ,1868,p. 48; Gray, Hand-l. i?. i. p. 290, no. 4291; Milne-Edw. Sf Gratidid. Hint. Madag., Ois. pi. 162. Artamia bernieri, Schleg. ^- Pollen, Faun. Madag. p. 86, pi. 25; Hartl. Vog. Madag. p. 153. The adult of this bird is in the Leiden Museum; and the speci- men, as figured in Grandidier's work, is entirely greenish black above and below. The young bird in the Paris Museum is described by Dr. Hart- laub as follows :—" Rufous, banded across with black


. Catalogue of the Birds in the British Museum. 6. XENOriEOSTIUS. 109 Hnrtl Fatm. Madag. p. 43; Grandid. i?ey. et Mar/, de Zuol. 1867, ,1868,p. 48; Gray, Hand-l. i?. i. p. 290, no. 4291; Milne-Edw. Sf Gratidid. Hint. Madag., Ois. pi. 162. Artamia bernieri, Schleg. ^- Pollen, Faun. Madag. p. 86, pi. 25; Hartl. Vog. Madag. p. 153. The adult of this bird is in the Leiden Museum; and the speci- men, as figured in Grandidier's work, is entirely greenish black above and below. The young bird in the Paris Museum is described by Dr. Hart- laub as follows :—" Rufous, banded across with black on upper parts ; quills uniform rufous ; under wing- and under tail-coverts banded with fulvous and black ; bill and feet pale lead-colour; cul- men 0-73, wing 4-85, tail 2-6, tarsus ; {Hartlauh.) Hah. Madagascar. 6. XENOPIROSTRIS. Xenopirostris, Bp. C. A. i. p. 366 (1850) {ex Type. Lafresn.) X. xenopirostris. Clytorhynchus, Elliot, P. Z. S. 1870, p. 242 X. Heads of X. polleni and X. pachycephaloides. Bill strong, laterally much compressed, very peculiarly shaped; gonys and whole mandibula strongly curved upwards, so as to leave a narrow space between it and the maxilla, not hooked, but with a notch ; nostrils oval, ossified, quite exposed ; nasal and rictal bristles present but not strong. First primary well developed ; tip of wing formed by fourth to sixth primaries; secondaries comparatively long. Tail nearly square, each feather pointed, shorter than wing. Tarsus covered with transverse scales. Claws very sharp and well- developed. Range. Three species in Madagascar, a fourth in New Caledonia*. Keg to the Species. a. With black on the throat. «'. Throat entirely black polleni, p. 110. b'. Chin only black xenopirostris, p. 110. b. \\ ith no black on the throat. c'. Underneath white damii, p. 110. d'. Underneath brown like the upper surface . pachycephaloides, p. 111. * I am unable to find any external characters by which to separate the New- C


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