CONTRIBUTION TO THE ORNITHOLOGY OF SUDAN. 
597 
Motacilla vidua, Sund. 
Motacilla vidua, Sund, Öfv. Vet. Ak. Förh. 1850. p. 128; Sharpe, Cat. B. Br. Mus. 
X. p. 488 (1885); Ch. Rothsch. & Wall., Ibis, 1902. p. 5; Reichw., Vög. Afr. III. p. 296 
(1904-1905); Butler, Ibis, 1905. p. 304, 1908. p. 213. 
2 $ . Roseires, 17. II. 1912 (Count Königsegg). 
Budÿtes flavus (L.) 
Motacilla flava, Linné, Syst. Nat. p. 185 (1758); Sharpe, Cat. B. Br. Mus. X. p. 516 
(1885); Witherby, Ibis, 1901. p. 244; Ch. Rothcsh. & Woll. Ibis, 1902. p. 5; Ogilv.. 
Grant, Ibis, 1902. p. 411; Butler, Ibis, 1905. p. 305, 1908. p. 213, 1909 p. 391. 
Budytes flavus (L.) Reichw., Vög. Afr. III. p. 303 (1904 — 1905). 
cT. Bet-El-Wahas, 16. I. 1912 (Count Königsegg). 
Fam. ALAUDIDAE. 
Melanocorypha bimaculata (Ménétr.) 
Alauda bimaculata, Ménétr., Cat. Cauc. p. 37 (1832). 
Melanocorypha bimaculata (Ménétr.) Sharpe, Cat B. Br. Mus. XIII. p. 555 (1890); 
Ogilv.-Grant, Ibis, 1902. p. 409; Reichw., Vög. Afr. III. p. 371 (1904 — 1905). 
2 cT, 1 Ç . Khartoum, 22. I. 1911. 
1 saw this bird on one or two occasions in large flocks in the environs 
of Khartoum, but I could not obtain any of them. The above specimens 
were killed by Mr. Butler in the time of my visit, and presented by him. 
Calandrella brachydactyla (Leisl.) 
Alauda brachydactyla, Leisl., Ann. Wett Ges. 1814. p. 357. 
Calandrella brachydactyla (Leisl.) Sharpe, Cat. B. Br. Mus. XIII. p. 580 (1890); 
Ch.Rothsch. & Woll. Ibis, 1902. p. 6; Reichw., Vög. Afr. III. p. 374 (1904 — 1905) ; Butler. 
Ibis, 1905. p. 308. 
2 $ . Khartoum, 22. I. 1911. 
Pyrrhulauda melanocephala (Lichtst.) 
Alauda melanocephala, Lichtst., Verz. Doubl, p. 28. (1823). 
Pyrrhulauda melanocephala (Lichst.) C. Rothsch. & Woll., Ibis, 1902. p. 8; Ogilv.- 
Grant, Ibis, 1902. p. 411; Reichw., Vög. Afr. III. p. 367 (1904 — 1905); Butler, Ibis, 1905. 
1908. p. 216. 
2 cf, 1 Ç . Khartoum, 22. I. 1911. 
2 d\ 2 ? . Senar, 7. III. 1911. 
