LIST OF BIRDS OF AUSTRALIA. 
Viralva Stephens, in Shaw’s Gen. Zool., Vol. XIII., pt. i., p. 166, Feb. 18th, 1826 (ex Leach MS.). Type (by 
subsequent designation, Saunders, Cat. Birds Brit. Mus., Vol. XXV., p. 5, 1896) : Sterna nigra Linne. " 
Pdodes Kaup, Skizz. Entwick.-Gesch. Nat. Syst., p. 107, (pref. April) 1829. Type (bv monotypv) : Sterna 
leueopareia Temmmck. 1 
86. CHLIDONIAS LEUCOPTERA. WHITE-WINGED TERN. 
[Sterna leucoptera Temminck, Manuel d'Orn., p. 483, 1815 (pref. 1814) : Mediterranean Sea. Extra-limital.] 
Mathews, Vol. II., pt. 3, pi. 102, Sept. 20th, 1912. 
Sterna grisea Horsfield, Trans. Linn. Soc. (Lend.), Vol. XIII., pt. i., p. 199, 1821 : Java. 
Hydrochelidon leucoptera belli Mathews, Austral Av. Rec., Vol. III., pt. 3, p. 55, April 7th, 1916 • Lord Howe 
Island. 
Distribution. Winter visitor to Australia. Extra-limital. 
87. CHLIDONIAS LEUCOPAREIA. WHISKERED TERN. 
[Sterna leueopareia Temminck, Manuel d’Orn., 2nd ed., Vol. II., p. 746, before Oct. 21st, 1820 : Hungary Europe. 
Extra-limital.] 
Gould, Vol. TO., pi. 31 (pt. xxxiii.), Dec. 1st, 1848. Mathews, Vol. II., pt. 3, pi. 103, Sept. 
20th, 1912. 
Hydrochelidon fluviatilis Gould, Proc. Zool. Soc. (Lond.), 1842, p. 140, Feb. 1843 : Interior of New South Wales. 
Hydrochelidon leueopareia rogersi Mathews, Nov. Zool., Vol. XVIII., p. 207, Jan. 31st, 1912 : Parry’s Creek North- 
west Australia. ’ 
Distribution. Australia. 
LXXX. Genus GELOCH ELI DON. 
Geloehelidon Brehm, v bgel Deutschl.,p. 771, (pref. July) 1831. Type (by monotypy) : G. meridionalis Brehm = 
Sterna nilotica Gmelin. 
Laropis Wagler, Isis, 1832, heft XI., col. 1225, Nov. Type (by monotypy) : S. anglica Montagu = S. nilotica 
Gmelin. 
88. GELOCHELIDON NILOTICA. GULL -BILLED TERN. 
[Sterna nilotica Gmelin, Syst. Nat., Vol. I., pt. 2, p. 606, April 20th, 1789 : Egypt, North Africa. Extra-limital.] 
Gould, Suppl., pi. 81 (pt. iii.), Sept. 1st, 1859. Mathews, Vol. II., pt. 3, pi. 104, Sept. 20th, 
1912. 
Sterna macrotarsa Gould, Synops. Birds Austr., pt. n., pi. (37), April 1st, 1837 : Tasmania. 
Geloehelidon nilotica normani Mathews, Austral Av. Rec., Vol. II., pt. 7, p. 125, Jan. 28th, 1915 : Normanton, 
Queensland. 
Distribution. Australia generally and Tasmania. 
LXXXI. Genus HYDROPROGNE. 
Hydroprogne Kaup, Skizz. Entwick.-Gesch. Nat. Syst., p. 91, (pref. April) 1829. Type (bv subsequent designation. 
Gray, Gen. Birds, Vol. 3, p. 658, Nov. 1846) : Sterna caspia Pallas. 
Sylochelidon Brehm, Vogel Deutschl., p. 767, (pref. July) 1831. Type (by monotypy) : S. balthica Brehm = 
S. caspia Pallas. 
Helopus Wagler, Isis, 1832, heft, xi., col. 1224, Nov. Type (by monotypy) : S. caspia Pallas. 
Pontochelidon Hogg, Edinb. New Philos. Journ., Vol. XLI., p. 69, 1846. Type (by subsequent designation, 
Mathews, Austral Av. Rec., Vol. 2, p. 133, 1915) : S. caspia Pallas. 
Heroprogne Buller, Suppl. Birds New Zeal., Vol. I., p. 157, 1905. Error only. 
89. HYDROPROGNE CASPIA. CASPIAN TERN. 
[Sterna caspia Pallas, Nov. Comm. Acad. Sci. Petrop., Vol. XIV., pt. i., p. 582, 1770: Caspian Sea. Extra- 
limital.] 
Gould, Vol. VII., pi. 22 (pt. xxii.), March 1st, 1846. Mathews, Vol. II., pt. 3, pi. 105, Sept 
20th, 1912. 
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