2. TETRAX. 289 



p. 511 (1«80) ; Giyl. Ai-if. Itnl., 1st R.>soc. p. 5o9 (1880), 2nd Resoc. 

 p. (5.')7 (1H90), .'Jrcl Itesoc. p. 514 (1891); Southwell, Zool. 18!tO, 

 p. 4(52; lirusina, Motr. (Orn. Cruatica), p. 84 (1890); Collett, 

 Fork. Sellsk. Christiania, 1890, no. 4, p. 10 (S'orway) ; Reiser, Vor/. 

 Landesm. Sarajevo, p. 105 (1891) ; Sharpe, Set. Hes. 2nd Yarkand 

 Miss., Aves, p. 145 (1891); Madardsz, Erlaiit. Ausst. Ungar, 

 Vogelf. p. 101 (1891); GdlUe, Vogelw. Helgnl. p. 464 (1891); 

 Hartert,Ibis,\m-2, p. 513 (E. Prussia); Li'lford, Col. Fig. Br. 

 B. pi. xxiv. (1893). 



Tetrax campestris, Leach, Syat. Cat. Mamm. etc. Brit. Mus. p. 28 

 (1816) ; Bp. C. R. xliii. p. 416 (1856) ; Loche, Expl. Sci. Alger., 

 Ois. ii. p. 251 (1867) ; Irlnj. B. Gibr. p. 150 (1875). 



Otis tetrao, Margill. Brit. B. ii. p. 40 (1846; lapsu). 



Tetrax tetrax, Licht. Xomencl. Av. Mus. Berol. p. 88 (1854). 



Otis minor, Brchni, Nauin. 1855, p. 288. 



Otis campestiis, Brehm, Vogelf. p. 277 (1855). 



Adult male in hrceding-plnmarfe. General colour above sandy buff, 

 coarsel)' vermiculated with black, and also showing some black 

 blotches in the centre of the feathers ; rump a little grej-er than the 

 back, the feathers being freckled with whitish instead of sand? buff; 

 upper tail-coverts white, or white mottled with a few blackish 

 markings ; wing-coverts like the back, but somewhat more sparsely 

 vermiculated with black ; lesser and median coverts white at the 

 ends, and more or less freckled with black ; the external coverts, 

 bastard-wing, and greater coverts pure white, the inner ones slightly 

 freckled or spotted with blackish ; primary-coverts blackish, nar- 

 rowly tipped with white ; (juills white, mostly blackish towards the 

 ends, the tips of these feathers being again white, so that the black 

 mark becomes subterminal ; the outer primaries blackish with white 

 bases, the white gradually increasingtowards the secondaries, which 

 are almost entirely white with an occasional spot of black ; inner- 

 most secondaries like the back ; tail-feathers coarsely freckled with 

 black on a white ground and crossed with four distinct bars of 

 blackish, which are very pronounced on the basal half of the tail, 

 which is white without any blackish frecklings, the outer feathers 

 broadly tipped with creamy white ; crown of head, nape, and hind 

 neck brown, mottled with streaks and edgings of sandy buff, with a 

 few blue-grey feathers intermixed ; lores and sides of crown pale 

 sandy buff, streaked with dark brown ; feathers above and round the 

 eye uniform creamy buff: sides of face, car-coverts, checks, and 

 throat light bluish grey, which is bordered by a broad band of black 

 extending from the sides of the hind neck diagonally across the 

 latter and uniting in a ])road band which runs do^vn the centre of 

 the lower throat ; around the hind neck and occupying the sides of 

 the latter is a broad extent of black which unites on the upper fore 

 neck ; this is bordered above by a broad band of white which encircles 

 the hind neck, separates the black on the sides of the neck, and 

 descending on the latter to the lower throat, unites there in a 

 l)oint ; across the lower fore neck a broad black band which is 

 separated from the lower throat by a band of white which traverses 

 the fore neck also : remainder of under surface pure white ; sides of 

 the upper breast sandy-coloured aud mottled with black like the 



VOL. XXIIl. u 



