42 
Allen’s naturalist’s library. 
pure white the skty-grey head being separated from the wliite 
neck and cnest by a band of black ; bill black to the angle, 
cmome-ycllow anteriorly; inside of mouth vermilion; iris dark 
brown a narrow vermilion ring round the eye, beneath which 
IS a white speck; tarsi and toes brown to blackish. Total 
length, 13-3, culmen, 1-15; wing, 11-4; tail, 4'o ; tarsus, rd 
’ 
Adult in winter Plumage.— According to Mr. Saunders the 
i excepting as 
^ ^ srey streaks, which 
coalesce on the nape and hind-neck, producing a greyish-black 
appearance. I he quills become worn and faded in colour, 
and their Ups abruptly broken off, as if cut artificially ; the bill 
IS duller in colour and the tips brown. By the beriming of 
April the new piimariM, with broad white tips, are fully de- 
veloped, and the head is plentifully besprinkled with slaty-grey 
Young.— Ashy-brown above, mottled all over with ashy-buff 
edges to the feathers, cinphasized by a sub-terminal bar of 
black, the head rather lighter ashy, with obscure fulvescent 
margins ; ores and base of forehead, as well as a streak behind 
the eye, white, as also the fore part of the cheeks; the feathers 
below the eye and the ear-coverts slaty-grey ; under surface of 
body white, with a large patch of ashy-brown on each side of 
the upper breasb the feathers being margined with ashy-buff- 
tail with a conspicuous black band at the end. ^ ’ 
Range in Great Britain.— Young specimens of Sabine’s Gull 
have been frequently obtained off our coast, chiefly in autumn 
and winter, between the months of August and^3ecembcr 
Two adults m summer plumage have been recorded, one from 
Bridlington, in Yorkshire, and another from the Island of Mull 
Range outside the British Islands.-The present snecies is 
circumpolar in distribution, and breeds throughout Arct c 
America from Baftm Bay to Alaska, whence to The eastward 
Ai-^fi ■’T^rr^^^r O'} the Taimyr peninsula, by Dr. Von 
Middendorff. In winter it visits the shores of Northern 
Europe as a straggler, but in the New World it goes as far 
south as the Bermudas and Southern Texas on tL Atlantic 
side, and on the Pacific side the species has been found by 
