PLUMAGES OF THE SCAUP DUCK. 
1. Immature male. River Bden, Fife, N.B. 
Oct. 1890. Age, 3 months. Back vsrard bird, 
5, Immature male. Inverness Bay, N.B. 
Dec. 1890. Age, 5 months. 
9. Immat'ire male. Hiokling Broad, Norfolk. 
May 13th, 1903. Age, 10 months and 13 days 
13 Adalfc male. Lyosvatn, Iceland. June 
1st, 1891. Breeding dress. 
2. Immature male, Patshiill, Staffordshire. 3. 
Oct. 25th, 1906. Age, 3 months and 25 days. 
6. Immature male. River Eden, Fife, N.B. 7. 
Feb. 1st, 1890. Age, 7 months. 
10. Adult male. Ely, Oambs. March 1st, 1884. 11. 
Winter plumage. 
14. Adult male. Loch Plemington, Nairn, N.B 15. 
Sept. Ist, 1890. Full eclipse. 
Immature male. Loch Flemington, 
Nairn, N.B. Sept. 30tli, 1890. Age, 3 months. 
Immature male. Inverness Bay, N.B, 
Jan. 30th, 1890. Age, 7 months. 
Adult male. Inverness Bay, N.B. Jan. 
1st, 1891. Winter plumage. 
Immature female. River Eden, Fife, N.B. 
Jan. 3rd, 1890. Age, 6 months and 3 days. 
i. Immature male. River Eden, Fife, N.B. 
Jan. 9th, 1889. Age, 6 months and 9 days. 
8. Immature male. Hickling Broad, Norfolk. 
May 13th, 1903. Age, 10 months and 13 days. 
12. Adult male, Inverness Bay, N.B. March 
1st. Breeding dress. 
16. Adult female. Inverness Bay, N.B. 
Jan. 10th, 1892. Winter plumage. 
17. Adult female. Inverness Bay, N.B. Jan. 
10th, 1892. Winter plumage. 
18. Adult female. Mvvatn, Iceland. June 
20th, 1891. Full breeding dress. 
