BIRDS OF GREENLAND. 415 



16. The Knot. 



17. The Purple Sandpiper. 



18. Schinz's Sandpiper. 



1 9 . The Sanderling. Scarce, but breeds on Disco Island. 



20. The Bed Phalarope. 



21. The Grey Phalarope. 



22. The White-fronted Goose. 



23. The Brent Goose. 



24. The Bernicle. A doubtful breeder. 



25. The Wild Swan. Formerly bred in many places 

 near Godthaab, but was long ago exterminated by persecu- 

 tion during the breeding season. It is now apparently re- 

 appearing. 



26. The Common Wild Duck. 



27. Barrow's Iceland Duck. 



28. The Harlequin Duck. 



29. The Long-tailed Duck. 



30. The Eider. 



31. The King Eider. 



32. The Merganser. 



33. The Northern Diver. 



34. The Red-throated Diver. 



35. The Razor Bill. 



36. The Puffin. 



37. Brunnich's Guillemot. 



38. The Common Guillemot. The Una liringvia, is, lie 

 adds, only a variety of the common guillemot, and very rare 

 in Greenland. 



39. The Black Guillemot. 



40. The Little Auk. 



41. The Greater Shearwater. 



42. Leach's Petrel. 



43. The Fulmar Petrel. 



44. The Pomarine Skua. 



45. Richardson's Skua. 

 . 46. Buffon's Skua. 



47. The Great Black-backed Gull. 



48. The Glaucous Gull. 



49. The Iceland Gull. 



