Order PR0CELLARIIF0RME8 
Family PROCELLARIIDM. 
No. 85. 
PUFFINUS REINHOLDI REINHOLDI. 
BROWN-BACKED PETREL. 
(Plate 74.)* 
PuFFiNUS EBiNHOLDi REINHOLDI, subsp. H. ; New Zealand ; Type no. 259 in my collection. 
Puffinus opisthomelas (not Cones) Finsch, Journ. fiir Ornith. 1870, p. 371. 
Puffinus gavius Hutton, Cat. Birds New Zeal., p. 45, 1871 ; Reischek, Trans. New Zeal. Inst. 
1885, Vol. XVIII., p. 93, 1886 ; Sandager, ih. 1889, Vol. XXII., p. 289, 1890. 
Puffinus gavia (not Forster) Finsch, Journ. fiir Ornith., p. 256, 1872 ; Salvin, Ibis, 1888, 
p. 356 ; Buller, Birds New Zeal., 2nd ed., Vol. II., p. 236, 1888 ; Salvin, Proc. Zool. 
Soc. (Bond.) 1891, p. 627 ; Buller, Trans. New Zeal. Inst. 1892, Vol. XXV., 1893, 
p. 80 ; id., ib., 1894, Vol. XXVII., p. 124, 1895 ; Salvin, Cat. Birds Brit. Mus., 
Vol. XXV., p. 381, 1896 ; Hall, Key Birds Austr., p. 92, 1899 ; Campbell, Nests and 
Eggs Austr. Birds, p. 894, 1901 ; Buller, Suppl. Birds New Zeal., Vol. I., p. 99, 1905 ; 
Hall, Key Birds Austr., p. 92, 1906 ; Reichenow, Deutsche Sudp. Exp., Zool., p. 489, 
1907 ; Mathews, Handl. Birds Austral., p. 16, 1908 ; Godman, Monogr. Petrels, 
p. 120, 1908 ; North, Proc. Linn. Soc. N.S.W., Vol. XXXIV., p. 49, 1909 ; Littler, 
Handb. Birds Tasm., p. 169, 1910. 
Distribution. Eastern Australian seas ; New Zealand. 
Adult male. Dark brown above, including the head, entire back, wings and tail, the feathers 
margined more or less with paler brown ; hind-neck somewhat paler, becoming 
ash-brown on the sides of the latter, hke the cheeks ; throat and entire under-surface 
white, including the under tail-coverts ; sides of breast and axillaries ash-brown, the 
latter tipped with white ; under wing-coverts white, ash-brown along the margin of 
the wing ; “ Bill dark grey, Hghter and more yellowish-grey on the under mandible, 
tarsi and toes pinkish flesh-colour, stained with blackish-brown along the front of the 
tarsus and on the outer edge of the toes, the webs darker ; iris blackish-brown.” 
(Buller). Total length 363 mm. ; culmen (exp.) 35, wing 213, tail 63, tarsus 42. 
Adult female. Similar to adult male ; culmen (exp.) 33, wing 209. 
Nestling. “ Obtained in the Hauraki Gulf on November 8th, covered with very long and 
thick down of extremely soft texture, and dark slate-grey on the upper-parts ; thick 
and close and of a paler grey on the under-parts, fading to whitish on the crop and 
fore-neck. Black feathers just beginning to appear on the wings.” (Buller.) 
Nest. “ At the end of a burrow, which is about two feet long, and about 4.5 inches in 
diameter. The chamber is 1 foot 6 inches long, and about 1 foot 8 inches high ; in 
this there is a deepening with a few leaves.” (Reischek.) 
Egg. Clutch one ; pure white ; axis 53 mm., diameter 39. 
* The Plate is lettered Puffinus gavia. 
74 
