Order PR0CELLARIIF0RME8 
No. 104. 
Family PROGELLARIIDM. 
MACRONECTES GIGANTEUS ALBUS. 
NEW ZEALAND GIANT PETREL. 
(Plate 89.)'’*' 
OssiERAGA ALBA Potts, Trans. New Zeal. Inst. 1873, Vol. VI., p. 152, 1874; Foveaux 
Strait, New Zealand. 
Ossifraga alba Potts, Trans. New Zeal. Inst. 1873, Vol. VI., p. 152, 1874. 
Procellaria gigantea Gould, Birds Austr., Vol, VII., pi. 45, 1848. 
Ossifraga gigantea id., Handb. Birds Austr., Vol. II., p. 443, 1865 ; Coues, Proc. Acad. 
Nat. Sci. Philad. 1866, p. 32 (pars) ; BuUer, Birds New Zeal., p. 297, 1873 ; id., ib., 
2nd ed., Vol. 11., p. 225, 1888 ; Salvin, Cat. Birds Brit. Mus., Vol. XXV., p. 422, 
1896 (pars) ; Hall, Key Birds Austr., p. 94, 1899 ; Campbell, Nests and Eggs Austr., 
Birds, p. 909, 1901 ; Buller, Suppl. Birds New Zeal., Vol. I., p. 120, 1905 ; Hall, 
Key Birds Austr., 2nd ed., p. 94, 1906 ; Wilson, National Antarct. Exp., Aves, 
p. 93, 1907. 
Ossifragra gigantea Hutton, Cat. Birds New Zeal., p. 44, 1871. 
Fulmarus giganteus Gray, Handl. Gen. Sp. Birds, pt. m., p. 105, 1871 (pars). 
Fulmarus {Ossifraga) giganteus Ramsay, Proc. Linn. Soc. N.S.W. 1877, Vol. II., p. 202 ; 
id.. Tab. List Austr. Birds, p. 23, 1888. 
Ossifraga giganteus North , Birds County Cumber., p. 115, 1898. 
Macronectes “ gigantea ” Richmond, Proc. Biol. Soc. Wash., Vol. XVIII., p. 76, 1906. 
Macronectes gigantea Mathews, Handl. Birds Austral, p. 18, 1908 ; Littler, Handb. Birds 
Tasm., p. 177, 1910. 
Macronectes giganteus Godman, Monogr. Petrels, p. 261, 1908 (pars). 
Distribution. East Australian and New Zealand (Chatham, Antipodes, and Campbell 
Islands breeding) seas. 
Adult — dark phase. Sooty-black above and below ; wing 513 mm., cuhnen 101, tail 177, 
tarsus 88 ; “ BiU, pale yellowish horn ; feet and legs grey ” (Wilson). 
Adult — white phase. Entire upper and under surface white, with a few dark-tipped feathers 
sparsely scattered over the whole plumage. The dark feathers vary in pattern; some 
are entirely dark grey, while others are only tipped, or the grey restricted to the 
outer web ; there are also some with black shafts, the black increasing in width 
at the tips. Total length 865 mm. ; culmen 104, wing 483, tail 165, tarsus 94. 
* The Plate is lettered Macronectes gigantea. 
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