LIST OF BIRDS OF AUSTRALIA. 
XCI. Genus GABIANUS. 
Gabianus Bruch, Journ. fur Ornitli., 1853, heft 2, p. 100, March (ox Bonaparte MS.). Type (by monotypy) 
Larus pad ficus Latham. 
Gabianus Bonaparte, Journ. fur Ornith., 1853, heft 1., p. 47, Jan. Nomen nudum. 
103. GABIANUS PACIFICUS. PACIFIC GULL. 
Gould, Yol. VII., pi. 19 (pt. xxviii.), Sept. 1st, 1847. Matliows, Vol. II., pt. 5, pi. 121, Jan. 
31st, 1913. 
Larus paclficus Latham, Index Ornith. SuppL, p. lxviii., 1801, after May : New South Wales. 
Larus frontalis Vieillofc, Nouv. Diet. d'Hist. Nat., Vol. XXI., p. 505, May 30th, 1818 : Tasmania. 
Larus Ir.ucomclas Vieillofc, ib. f 509 : Tasmania. 
Larus bathyrinchus Mncgillivray, Mom. Worn. Soc., Vol. V., pt. 1, p. 253, 1824 (aftor Mar. 21st) : Coasts of New 
Hollurul = New South Wales. 
Larus georgii Kin#, Survey Intcrtrop. Coasts Austr., Vol. II., p. 423, *' 1827*' = April 26th, 1826 : King George 
Sound, West Australia. 
Gabianus pad ficus kingi t Mathews, Austral Av. Rec., Vol. III., pt. 3, p. 56, April 7th, 1916 : Queensland. 
Distribution. Australia generally (not in extreme north) and Tasmania. 
Family STERCORARIIDiE. 
XCII. Genus GATHARACTA. 
Catharacta Briinnich, Ornith. Boreal., p. 32 pref. Feb. 20th, 1764. Type (by subsequent designation, Coues, 
Proc. Acad. Nat. Sci. Pliilad., p. 124, 1863) : Catharacta skua Briinnich. 
Mcgalestris Bonaparte, Comptes Rendus Acad. Sci. Paris, Vol. XLIII.. p. 643, Sept. 1856. Type (by monotypy): 
Stercorarius catarrhactcs = G . skua Briinnich. 
Buphagus Coues, Proc. Acad Nat. Sci. Philad., 1863, p. 124, May. Type : C. skua Briinnich. 
Not Gray, Cat. Gen. Subgen. Birds, p. 129, 1855. 
104, CATHARACTA LONNBERGI. ANTARCTIC SKUA. 
Gould, Vol. VII., pi. 21 (pt. xxxv.), Dec. 1st, 1848. Mathews, Vol. II., pt. 5, pi. 122, Jan. 31st, 
1913. 
Catharacta antarctica Ionnbergi Mathews, Nov. Zooh, Vol. XVIII., p. 212, Jan. 31st, 1912 : New Zealand Seas. 
Distribution. Southern Australian Seas. 
XCin. Genus STERCORARIUS. 
Stercorarius Brisson, Ornith., Vol. I., p. 56, Vol. VI., p. 149, 1760. Type (by tautonymy): Stercorarius = Larus 
parasiticus Linn6. 
Lestris TUieer, Prodr. Mamm. and Av., p. 272, (pref. April) 1811. Type (by subsequent designation, Saunders, Cat. 
Birds Brit. Mus., Vol. XXV,, p. 322, 1896): L. parasiticus Linne. 
Prcedalrix Vieillot, Analyse nouv. Ornith., p. 65, April 14th, 1816. Type (by monotypy) : Labbe Buffon = Larus 
parasiticus Linne. 
Oceanus Koch, Syst. baier. Zool., p. 380, (July) 1816. Type (by monotypy) : L. parasiticus Linn6. 
Not of Montfort, Conch. Syst., Vol, I., p. 58, 1808. 
Labbus “ Rafinq. 1815 ** Gray, Cat. Gen. Subgen. Birds, p. 129, Oct. 1855. In synonymy. 
105. STERCORARIUS PARASITICUS. ARCTIC SKUA. 
[Larus parasiticus Linne, Syst. Nat. 10th ed., p. 136, Jan. 1st, 1758 : Coasts of Sweden. Extra-limital.] 
Mathews, Vol. II., pt. 5, pi. 124, Jan. 31st, 1913. 
Stercorarius parasiticus visitor! Mathews, Austral Av. Rec., Vol. II., pt. 7, p. 126, Jan. 28th, 1915 : Sydney, New 
South Wales. 
Distribution. Australia. Winter visitor. 
31 
