66 RESIDENTS AND MIGRANTS. 
here I would hazard the opinion that while the 
former is a hybrid, the latter is not a good species, 
haying been founded apparently upon small specimens 
of the well-known Scaup, an inhabitant of both 
Nearctic and Palearctic regions*. 
TUFTED DUCK. fuligula cristata (Leach). 
A winter visitant; but several instances are on 
record of its having remained to breed in England f. 
GOLDEN-EYE. Clangula glaucion (Linneeus). 
A winter visitant. Has been once known to breed in 
Sutherlandshire, a nest with young birds having been 
found by a shepherd in the hollow of an old larch tree 
on Loch Assynt. 
LONG-TAILED DUCK. Harelda glacialis (Linneus). 
A winter visitant. From information supplied to 
the late Mr. John Wolley, it seems possible that this 
Duck may occasionally remain to nest in Shetland. 
COMMON SCOTER. Cdemia nigra (Linnzus). 
A winter visitant, occasionally remaining till late in 
summer, and said to have nested in Caithness and 
Invernessshire f. 
* See Baird, Birds N. Amer. p. 791, and Swainson, Faun. Bor.- 
Amer. (Birds), p. 453. 
+ See ‘ The Ibis,’ 1865, p. 446. 
t Gray, ‘ Birds of the West of Scotland,’ p. 382. 
