181 
Mr. W. B. Ogilvie-Grunt on a 
Arenaria interpres (Linn.). 
Arenaria interpres Math. p. 23. 
a-e. A ? . Bernier Island, 8th July. 
Iris blackish-brown ; bill black ; legs deep orange, joints 
and claws brown. 
Total length, measured in the flesh, 9'25 inches. 
Larus pacificus (Lath.). 
Gabianus pacijicus Math. p. 22. 
a-cl. $ imra. King George^s Sound, 20tli & 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 L. nova-hollandice. Immature examples were numerous 
in the tidal estuaries and lagoons of the south-west.— 
G. C. 8.] 
Larus nov^e-hollan niiE Steph. 
Larus novce-hollandice Math. p. 22. 
a , b. Ad. et A imm. King liiver, 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 series illustrates the change of pattern which takes 
place, in the three outer primaries, between the immature 
