58 Messrs. SHEPPARD and WnurrEAn's Catalogue 
the two middle feathers of the tail elongated, but in most of 
them these two feathers did not exceed the others in length. 
21. A. Marila (Scaup Duck, Gray-back). 
22. A. ferina (Pochard). 
'This species and also the Shoveler breed at Scoulton Mere. 
23. A. Clangula (Golden-eye Duck, Rattle-wing, Rattler). 
Wilson, in his American Ornithology, remarks, that the Canvass- 
back Ducks, **even when feeding and diving in small parties, do 
not all go down at one time, but some are still left above on the 
look-out.” We have observed that the practice of the Golden- 
eye Duck is exactly similar to that of the Canvass-back Duck in 
this respect. : 
24. A. Fuligula (Tufted Duck). 
25. A. leucophthalmos (Castaneous Duck). 
Mr. Wigg has had two specimens of the Castaneous Duck, - 
both killed at different times in the neighbourhood of Yarmouth. 
One of them was preserved by Mr. Youell; the flavour of the 
other was said to have been excellent. We have also been in- 
formed that the Rev. George Glover had a bird of this species, 
which was shot in Norfolk a few years since. 
Genus LXV. Mercus. 
1. M. Merganser (Goosander, Sawyer). 
We saw a very beautiful specimen of the male Goosander, the 
under parts of which were of a fine buff-colour, at Mr. Crick- 
-more’s of Beccles. It was killed near Lowestoffe. The young 
male of this species has been killed in Norfolk: it was in the 
plumage 
