[254]

Cat. Birds Brit. Mus. xix. 1891, pp. 13-121.

[255]

Layard, ed. Sharpe, Birds of South Africa, 1875-84, pp. 166-171. Cf. Sandeman, Eight Months in an Ox-Waggon, 1880, pp. 235-239. [Extract, Ibis, 1880, p. 286.]

[256]

Ibis, 1864, pp. 327-328.

[257]

So called either from the note, or from two words meaning "nose" and "bone."

[258]

See Broderip, Zool. Journ. i. 1825, p. 484; Vigors, op. cit. ii. 1826, pp. 466-483.