500 mb. w. it. ogilvie grant on [May 8, 



212. Hydroprogne caspia. 



Sterna caspia, Pall. ; Swinhoe, Ibis, 1870, p. 366 ; Hartl. Abh. 

 nat. Ver. Bremen, xii. pp. 300, 334 (1892). 



Hydroprogne caspia, Saunders, Cat. B. Brit. Mus. xxv. p. 32 

 (1896). 



Plentiful at Hoihow, North Hainan, Feb. to April (Swinhoe $■ 

 Hartlaub). 



213. Sterna sinensis. 



Sterna sinensis (Gmel.) ; Stvan, Ibis, 1893, p. 437 ; Saunders, 

 Cat. B. Brit. Mus. xxv. p. 113 (1896). 



Sternula sinensis, Hartl. Abb. nat. Yer. Bremen, xiv. p. 380 

 (1898). 



Hoihow, North Hainan (Hartlaub). 



214. Sterna melanattchen. 



Sterna melanauchen, Temm. ; Swinhoe, Ibis, 1870, p. 367; 

 Saunders, Cat. B. Brit. Mus. xxv. p. 126 (1896). 

 Hoihow Harbour, North Hainan (Swinhoe). 



215. Lares saendersi. 



Larus saundersi, Swinhoe ; Hartl. Abh. nat. Yer. Bremen, 

 xii. pp. 300, 334 (1892) j Stvan, Ibis. 1893, p. 437 ; Saunders, 

 Cat. B. Brit. Mus. xxv. p. 183 (1896). 



North Hainan (Hartlaub). 



216. Lares ridibundes. 



Larus ridibvndus, Linn.; Saunders, Cat. B. Brit. Mus. xxv. 

 p. 207 (1896); Hartl. Abh. nat. Yer. Bremen, xiv. p. 379 

 (1898). 



Hoihow. North Hainan (Hartlaub). 



217. Lares canes. 



Larus niveus, Pall. ; Swinhoe, Ibis, 1870, p. 366. 



Larus canus, Linn. ; Saunders, Cat. B. Brit. Mus. xxv. p. 277 

 (1896). 



Hoihow Harbour, North Hainan, and Hungpe, North-west 

 Hainan, February to April (Swinhoe). 



218. PODICIPES PHILIPPENSIS. 



Podiceps philippensis (Bonnat.) : Swinhoe, Ibis, 1870, p. 366; 

 Hartl. Abb. nat. Yer. Bremen, xii. pp. 300, 334 (1892). 



Tachyhaptts fluviatilis, Styan (nee Tunst.), Ibis, 1893, p. 437. 



Podicipes philippensis, Grant, Cat. B. Brit. Mus. xxvi. p. 511 

 (1898). 



Often seen (Swinhoe). 



219. Gallinela chloropes. 



Gallinida cldoropus (Linn.); Hartl. Abh. nat. Yer. Bremen, 



