181 Mr. W. R. Ogilvie-Grant on a 



ARENARIA 1NTERPRES (Litlll.). 



Arenaria inter/ires Math. p. 23. 

 a-e. <$ ? . Bernier Island, 8th July. 



Iris blackish-brown ; bill black ; legs deep orange, joints 

 anil claws brown. 



Total length, measured in the flesh, 9'25 inches. 



Lakus pacificus (Lath.). 



Gabianus pacijicus Math. p. 22. 



a-d. ? imra. King George's Sound, 20th & 21st March. 



e-f. ? et ? imm. Bernier Island, 2nd July. 



Adult. Iris ash-grey; eyelid scarlet; bill bright yellow, 

 with a patch of red on either side of the extremity ; terminal 

 portion of cutting-edges of both mandibles of a dark slate- 

 colour; legs ochre-yellow, tinged with pale olivaceous at the 

 joints; claws slate-black. 



Immature. Iris dark brown ; eyelid dusky black : bill of a 

 horn- colour, yellow towards the extremity; legs of a dark 

 slate-colour. 



Total length, measured in the flesh, 23-24*5 inches; 

 expanse 57 inches. 



[The Pacific Gull was tolerably plentiful, but less abundant 

 than Ij.novce-hollaad'ue. Immature examples were numerous 

 in the tidal estuaries and lagoons of the south-west. — 

 G. C. S.] 



Lakus nov^e-hollandi^e Steph. 



Larus novce-holl undies Math. p. 22. 



a, b. Ad. et J imm. King River, 18th Jan. 



c. Imm. Kalgan, 8th Feb. 



d. d imm. Near Albany. 26th March. 



e-h. ? et imm. Bernier Island, 10th-30th June. 



Adult. Iris white; bill deep crimson, dusky at the tip; 

 legs deep scarlet, claws of a slate-colour. 



Immature. Iris dark brown ; bill dusky black mottled with 

 dull orange; legs brown tinged with yellowish. 



Total length, measured in the flesh, 16"0-17*5 inches. 



This scries illustrates the change of pattern which takes 

 place, in the three outer primaries, between the immature 



