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GULL, BUFFON’S SKUA. 
LeEstRIs BuUFFONII, Bois. 
This species, the smallest of the Skua Gulls 
which visit our islands, is an inhabitant of the 
northern regions. It is of rare occurrence on our 
coasts, where it appears merely as a straggler. It 
breeds in the Arctic regions of both continents, 
and extends in winter as far north as the Gulf of 
Mexico. On the coasts of Europe it. is very rare 
at that season. Its habits are in all respects similar 
to those of the other Skuas. The authentic speci- 
mens of its eggs which have been obtained from 
Iceland are similar in their appearance to the eggs. 
of the other Skuas, but smaller. 
GULL, BONAPARTE’S. 
Larus Bonapartit, Rich. 
This handsome species of small Gull was first 
recognized as a visitor to Europe in 1848, one 
having been shot in Ireland, in the early part of 
that year, on the river Lagan, near Belfast, since 
which time some few examples have been obtained 
in England and Scotland. It is generally distri- 
buted throughout the fur countries of North Ame- 
rica, and is also found in Greenland. It appears 
