SI 6 
SYNONYMS. 
CCLXXI.— Page 215. 
BLACK, OR SURF DUCK. 
ANAS PERSPICILLATA, LINNiEUS AND WILSON. 
Wilson, Plate lxvii. Fig 1. — Le grande Macreuse dela Bays' 
de Hudson, Briss. 6, p. 425,30. — Le Macreuse a large bee, Buff. 
9, p. 244. Pl. enl. 995. — Edw. pi. 155. — Lath. Syn . 3, p. 
479. — PhiL Trans. 62, p. 417 Peale's Museum , No. 2788. 
CCLXXII. —Page 216. 
RUDDY DUCK. 
ANAS RUBIDUS , WILSON. 
Wilson, Plate lxxi. Fig. 5, male. — Peale's Museum , No. 
2808. 
CCLXXIII. — Page 217. 
FEMALE RUDDY DUCK. 
ANAS RUBIDUS , WILSON. 
Wilson, Plate lxxi. Fig. 6 — Peale's Museum f No. 2809. 
CCLXXIV Page 218. 
PIED DUCK. 
ANAS LABRADORA, GMELIN AND WILSON. 
Wilson, Plate lxix. Fig. 6. — Arct. Zool. No. 488. — Lath. 
Syn. 3*, p. 497. — Peale’s Museum, No. 2858. 
CCLXXV. — Page 219. 
CANVASS-BACK DUCK. 
ANAS VALISINERIA, WILSON. 
Wilson, Plate lxx. Fig. 5. — Peale's Museum , No. 2816. 
CCLXXVI.— Page 225. 
RED-HEADED DUCK. 
ANAS FERINA, LINN^US AND WILSON. 
Wilson, Plate lxx. Fig. 6 Peale's Museum , No. 2710. — 
— Edinburgh College Museum. 
