Order CHABADRIIFORMES 
No. 222. 
Family OTIDID^, 
AUSTROTIS AUSTRALIS AUSTRALIS. 
EASTERN BUSTARD. 
Otis australis Gray, in GriJB&th’s ed. Cuvier’s Anim. Eiingd., Vol. VIII., p. 305, 1829 ; 
New South Wales. 
Otis australis Gray, in Griffith’s ed. Cuvier’s Anim. Kingd., Vol. VIII., p. 305, 1829 ; 
Murie, Proc. Zool. Soc. (Lond.) 1868, p. 471, pi. xxxvi. 
Otis australasianus Gould, Proc. Zool. Soc. (Lond.) 1840, p. 176, 1841 (New South Wales) ; 
id., Birds Austr., Vol. VI., pi. 4, 1842 ; Sturt, Narr. Exp. Centr. Austr., Vol. II., 
App., p. 47, 1849 ; Macgilhvray, Voy. “ Rattlesnake,” Vol. I., p. 57, 1852 ; Ramsay, 
Ibis 1867, p. 134. 
Eu'podotis australis Gray, Genera Birds, Vol. III., p. 533, 1845 ; Ramsay, Tab. List Austr. 
Birds, p. 19, 1888 ; Broadbent, Proc. Roy. Soc. Queensl., Vol. V., p. 29, 1888 ; 
Sharpe, Cat. Birds Brit. Mus., Vol. XXIII., p. 328, 1894 ; Keartland, Rep, Horn. 
Sci. Exp., pt. II., p. 109, 1896 ; Hall, Eey Birds Austr., p. 78, 1899 ; id., Insect. 
Birds Viet., p. 177, 1900 ; Campbell, Nests and Eggs Austr. Birds, p. 762, 1901 ; 
Bemey, Emu, Vol. III., p. 68, 1903 ; Hall, Key Birds Austr., p. 78, 1906 ; id., 
Useful Birds South Austr., p. 192, 1907 ; Berney, Emu, Vol. VI., p. 109, 1907 ; 
Mathews, Handl. Birds Austral., p. 30, 1908. 
Otis novcehollandicB Leichhardt, Journ. Exp. Austr., p. 260, 1847 (n.n.). 
Choriotis australis Bonaparte, Comptes Rendus Sci. (Paris), Vol. XLIII., p. 416, 1856 ; 
Gould, Handb. Birds Austr., Vol. II., p. 208, 1865 ; Ramsay, Ibis 1867, p. 417 ; 
North, Austr. Mus. Cat., no. 12, p. 296, 1889 ; French, Viet. Natural., Vol. VIII., 
p. 11, 1891 ; Keartland, Birds Melb. Distr., p. 114, 1900. 
Choriotis australis australis Mathews, Nov. Zool., Vol. XVIII., p. 226, 1912. 
Austrotis australis australis Mathews, List Birds Austr., p. 76, 1913. 
Distribution. South Queensland ; New South Wales ; Victoria ; South Australia. 
Adult male. DifiEers from the adult of C. a. derbyi in being dark bluish-grey above, not 
brown. On the whole they are also larger, but they seem to vary considerably. 
Immature and Nestling. Not described. 
Nest. None made. 
Eggs. Clutch, one ; ground-colour buff, smudged or blotched aU over with brown ; 
axis 87 mm., diameter 58. 
An egg from Coomooboolaroo on the Dawson River, Queensland, has the ground- 
colour greenish, with a few blotches (more at the larger end) of reddish-brown ; 
axis 79 mm., diameter 53. 
Breeding-season. January to April ; June and July (Berney, North Queensland) ; 
September to November (Ramsay, New South Wales). 
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