Collection of Birds from Western Australia. L85 



and Fully adult specimens, the amount of white greatly 

 increasing with age. 



[The Silver Gull was everywhere very plentiful along the 

 coast. — G. C. aS'.] 



Sterna nereis Gould. 



Sterna nereis Math. p. 21. 



a-d. S ? e t imm. King River, 18th Jan. 



e-h. S ? • Kalgan River, S.W. Division, 7th-10th Feb. 



i. $ . Carnarvon, 5th Aug. 



Iris black ; bill orange (olive-brown tinged with yellow at 

 the gape in the immature) ; legs orange (brown tinged with 

 yellow in the immature) ; claws dark brown. 



Total length, measured in the flesh, 9'0-10'5 inches. 



[The White-faced Tern Mas very plentiful, especially in 

 the south-west, often uniting in large flocks. — G. C. S.~\ 



Sterna bekgii Licht. 



Sterna beryii Math. p. 20. 



a. J . King River, 20th Jan. 



b-e. <$ ? et imm. Kalgan, 8th- 10th Feb. 

 f-h. S ? • Bernier Island, 10th-30th June. 



Iris blackish-brown; bill ochre-yellow, tinged with olive 

 in the immature ; legs dusky black, occasionally tinged with 

 yellov. 



Total length, measured in the flesh, 19'5-21*5 inches. 



Two of the specimens from Bernier Island are in full 

 breeding-dress ; all the rest of the series are in immature or 

 winter plumage. 



[The Crested Tern was very plentiful. — G. C. S.~\ 



Hydroprogne caspia Mont. 

 Hydroproyne caspia Math. p. 20, 

 a. Ad. King River, 20th Jan. 



Iris black ; bill coral-red, of a yellowish-horn-colour at 

 the tip ; legs black. 



Total length, measured in the flesh, 23 inches. 

 [The Caspian Tern was not common. — G. C. S.~\ 



