513. Artamus leucogaster.
The White-rumped Swallow-Shrike.
? Lanius leucorhynchus, Linn. Mantissa, p. 624 (1771). Ocypterus leucogaster, Valene. Mem. Mus. d'Hist. Nat. vi, p. 21, pl. vii, fig. 2 (1820). Artamus leucopygialis, Gould, P. Z. S. 1842, p. 17; Myth, Cat. p. 199; Wald. P. Z. S. 1806, p. 555; Ball, S. F. i, p. 67. Artamus leucogaster (Valenc.), Horsf. & M. Cat. i, p. 161; Oates in Hume's N. & E. 2nd ed. i, p. 353; Sharpe, Cat. B. M. xiii, p. 3. Artamus leucorhynchus (Linn), Hume, S. F. ii, p. 214; id. N. & E. p. 195; id. Cat. no. 287 bis.
Coloration. Head and neck all round and a portion of the upper breast slaty grey, the lores and the feathers at the base of the bill darker; back, scapulars, and rump chocolate-brown ; lower rump and upper tail-coverts white; tail and wings ashy black ; breast, abdomen, sides of body, lower tail- and wing-coverts white.
The young have the upper plumage barred with fulvous, and the wing-coverts and quills are also tipped with the same colour.
Legs and feet in some dusky plumbeous, in some dull black; bill pale blue, tipped blackish; iris deep brown, occasionally slaty blue (Hume).
Length about 7; tail 2.5; wing 5.1; tarsus .65; bill from gape 1.
Distribution. The Andaman Islands. This species extends through the islands to Australia.
Habits, &c. The nest of this species was found in the Andamans by Davison in a hollow at the top of a stump in May, but it did not contain eggs.