Order LABIF0EME8 
No. 142. 
Family LARIDM, 
ANGUS STOLIDUS GILBERTI. 
AUSTRALIAN NODDY. 
(Plate 115.)* 
Angus stolidus gilberti, subsp. n ; South-west Australia ; Type no. 312 in my collection. 
Anous stolidus (not Linne) Gould, Birds Austr., Vol. VII., pi. 34, 1848 ; id., Handb. Birds 
Austr., Vol. II., p. 413, 1865 ; Ramsay, Proc. Linn. Soc. N.S.W., Vol. II., p. 202, 
1877 ; Salvador!, Omith. Papua e Moll., Vol. III., p. 452, 1882 ; Crowfoot, Ibis 1885, 
p. 264 ; Ramsay, Tab. List Austr. Birds, p. 23, 1888 ; North, Austr. Mus. Oat., 
No. 12, pp. 358, 375, 1889 ; Saunders, Cat. Birds Brit. Mus., Vol. XXV., p. 136, 1896 ; 
North, Birds County Cumber., p. 113, 1898 ; Hall, Key Birds Austr., p. 89, 1899 ; 
Campbell, Nests and Eggs Austr. Birds, p. 851, 1901 ; Carter, Emu, Vol. III., 
p. 208, 1904 ; Hall, Key Birds Austr., p. 89, 1906 ; Gibson, Emu, Vol. VIII., p. 65, 
1908 ; Mathews, Handl. Birds Austral., p. 21, 1908 ; Hull, Proc. Linn. Soc. N.S.W., 
Vol. XXXIV., p. 657, 1910 ; MacgiUivray, Emu, Vol. X., p. 218, 1910. 
Anous stolidus pileatus (not Scopoh) Hartert, Nov. Zool., Vol. VII., p. 9, 1900 ; Mathews, 
ih., Vol. XVIII., p. 210, 1912. 
Distribution. North Austraha ; West Austraha ; North-east Austraha. 
Adult male. General colour above and below sooty -brown, inclining to black on the bastard- 
wing, primary-coverts and quills ; head and nape hoary-white ; lores blackish the 
short feathers encircling the eye white on the upper and under portions, remainder 
black ; a blush of hoary -grey pervades the sides of the face and hind-neck ; under 
wing-coverts plumbeous -black ; bill and feet black. Total length 395 mm. ; 
culmen 39, wing 262, tail 150, tarsus 26. 
Adult female. Similar to the adult male but browner in colour and somewhat smaller. 
Immature. Uniform brown, without a cap. 
Nestling, two days old. Covered with down, sooty-brown on the upper surface as well 
as on the throat, fore-neck and chest, becoming paler and inclining to white on the 
abdomen. 
Nest. “ Constructed of sea-weed, about six inches in diameter, and varying in height 
from four to eight inches, but without anything like regularity of form ; the top is 
nearly fiat, there being but a very shght hollow to prevent their single egg from 
rolling off ” (Gilbert). \\ 
Egg. Clutch, one ; ground-colour hght stone ; spotted on the larger end with reddish-brown 
and sparsely spotted all over with dull grey ; axis 54-56 mm., diameter 36-38. 
Breeding-season. December (Mathews, North Barnard Island) ; November and December 
(Gilbert, Houtman’s AbroUios) ; October to January (Metcalfe, Norfolk Island) ; 
October (Beddoes, Rat Island) ; October (Macgilhvray, Great Barrier Reef). 
* The Plate is lettered Anoiia stolidus. 
VOL. II. 
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