THE BIRDS OF GREENLAND. 45 



found in great numbers in South Greenland. Eggs were 

 taken on June 15. 



10. Razor-billed Auk. (Alca torda.) 



A summer resident, not uncommon either in North Green- 

 land or South Greenland, and breeds along the whole coast. 

 Eggs were taken June 2 and June 30. 



11. Great Auk. (Plautus impennis.) 

 Formerly occurred in Greenland, now extinct. 



12. Dovekie. (Alle alle.) 



Breeds in North Greenland, its most southerly nesting- 

 place being near Egedesminde in about 69 N. lat. During 

 winter it is often very numerous in South Greenland. 



13. Skua. (Megale&tris skua.) 



Occasionally seen along the shore of South Greenland. 



14. Pomarine Jaeger. (Stercorarius pomarinus.) 



A summer visitor, nesting between 64 and 73 N. lat., 

 and is the most common Jaeger of North Greenland. 



15. Parasitic Jaeger. (Stercorarius parasiticus.) 



A summer resident, nesting quite commonly in South 

 Greenland, even up to 69 N. lat. Eggs were taken from 

 June 4 to July 25. 



16. Long-tailed Jaeger. (Stercorarius longicaudus.) 

 Breeds somewhat rarely and only north of 62| N. lat. 



