6. STERNA. 101 



Aduh in winter jihmiaye. Similar to the above, with more white 

 on the forehead. 



Immature. Head mottled with black and white ; mantle and tail 

 with rather a brownish tiuge to the grey ; the usual dark line along 

 tho upper wiug-coverts ; otherwise like the above. 



Yoiiiuj. Forehead, head, and sides of neck mottled and streaked 

 with black on a stone-whito ground ; feathers of the mantle brownish 

 grey, broadly tipped with dull white ; uuderparts white : bill, tarsi, 

 and toes horn-brown. 



Ilah. Paumotu Is. (Low Archipelago), Society Is., Fiji Group, 

 Phoenix Is., Hawaiian Group, Laysau and Kruseustern Is., Caroline 

 and Pelew Is., Moluccas, Solomon Is., and probably the intermediate 

 islands of the Pacific. 



a. Juv. sk. Solomon Islands. P. L. Sclater, Esq. 



[P.]. 



b. Imm. sk. Tahiti {A. Garrett). H. Saunders Coll. 



c. ^ ad. sk. Phreuix Islands, .Tune. J. J. Lister, Esq. [P.l. 



d. Ad. sk. Hawaii [Knudsen). Prof. R. Collett [P.]. 



e. f. Ad. sk. Krusenstern Is , spring ( 0. Seebohm Coll. 



Snoiu). 



22. Sterna ansestheta. 



L'llirondelle de mer de Tlsle de Panay, Son7i. Voy. Nouv. Guin. 

 p. 12.5, pi. 84 (1776). 



L'Hirondelle de mer des Philippines, Buffon, Hist. Nat. Ois. viii. 

 p. .344 (1783). 



Panayan Tern, Latk. Gen. Stpt. iii. pt. 2, p. 363 (178.J : e.r Sonn.). 



Sterna aiisestheta *, Scop. i)el. Faun, et Flor. Ins. i. p. 92, no. 72 

 (1786 : e.v 8on7i.) ; Coues, Key N. Amer. B. p. 323 (1872) ; legge, 

 Str. F. 187o, p. 377 ; Hume, op. cit. 1876, p. 474 (Laccadives) ; 

 Butler, op. cit. 1877, p. 301 (Mekran Coast) ; Saunders, P. Z. S. 

 1876, p. 664 (revision) ; id. op. cit. 1877, p. 43 ; id. Zool. 1877, 

 p. 213 (Mouth of Tliames ?); id. Journ.Linn. Soc. xiv. p. 404 (1878 : 

 distribution) ; Itamsdy, Fr. Linn. Soc. N. S. W. 1878, p. 201 ; id. 

 op. cit. 1879, p. 302 (New Guinea) ; id. op. cit. 1880, p. 102 (New 

 Guinea) ; Oustal. Bull. Soc. Philomath. 1878, p. 196 (Seychelles") ; 

 Sharpe, P. Z. S. 1878, p. 272 (Ellice Is.) ; Hume, Str. F. 1879, 

 pp. 71 & 116 ; id. op. cit. ix. p. 96 (1880 : Malabar Coast) ; Leqge, 

 B. Ceiilon, 1). 1040 (18S0) ; Cory, B. Bahamas, p. 21.">, pi. (1880) ; 

 I{id(/w. null. U.S. Xat. Mus. no. 21, p. o3 (1881) ; Milne-Edwards 

 lV Grand. H. N. Madaq., Ois. p. 658 (1882) ; Salvin, Cat. Strickl. 

 Coll. p. 626 (1882); Gates, B. Burm. ii. p. 431 (188.3); Sharpe, 

 Bep. Vol/. 'Alert; p. 28 (1884: Torres Str.); Baird, Brewer, Sr 

 Bidf/zv. 'Watcr-B. N. Amer. ii. p. 316 (1884) ; Wells, Pr. U.S. 

 Nat. Mws. ix. p. 632 (1886 : I. of Grenada) : Eidyw. Man. 

 N. Amer. B. p. 46 (1887) : F. Newt. Tr. Norf. ^- Norw. iv. p. 553 

 (1888: Mascarene Is.); E. P. Ramsay, Tab. List, p. 23 (1888) ; 

 Tristr. Cat. Coll. B. p. 8 (1889) ; Cory, B. West Ind. p. 278 (1889) ; 

 Everett, B. Borneo, p. 211 (1889) ; North, Nests 8f Eggs Austr. B. 

 p. 356 (1889) ; Gates, 2nd ed. Hume's Nests ^ Eggs Ind. B. iii. 



* Originally " Sterna anaethetus" many of the older writers maintaining that 

 Sterna was masculine ; subsequently anosfhce/iis, aiKestheta, &c. I have put 

 chein all together as synonyms identical in meaning. 



