E. LÖNNBERG, BTRDS FROM TRANSBAICALTA AND MONGOLIA. 41 



Circiis macrouriis S. O. Gmelin. 



Wereiiv $ (n:o 31) '/.: cT ju v. (n:o 4S) 7r, 1908. 



This Harrier is not recorded by Taczanowski caniong 

 the birds of Eastern Siberia. 



Eulabia indica (Latham). 



Toe ö" (n:o 11) "/r, 1908. 



This goose appears to be rather rare in Mongolia and 

 at Lake Baical to judge from Taczanowski' s few quotations 

 (1. c. p. 1088—1089.) 



Casarca casarca (Linn^us). 

 One specimen not labeled. 



Euiietta falcata (Georgi). 



Bura cT (n:o 21) "/n 1908. 



Dafila acuta (LiNNiEus). 



Bura ef- (n:o 25) -^/ö 1908. 



The time of the year at which this Pintail was collected 

 indicates it to be a breeding specimen, and Taczanowski 

 has recorded eggs from Argun river so that it seems to breed 

 regularly in Northern Mongolia. 



Merganser merganser (Linn/Eus). 



Bura rf (n:o 19) -'Vö 1908. 



Wing 277 mm. 



Evidently a breeding bird. 



Ciconia nigra Linn^eus. 



Kossogol 9 (n:o 8) "/^ 1908. 



Oarbo carbo (Linn^us). 



Ibizik rf (n:o 12) 7» 1908. 



A beautiful specimen in full nuptial plumage. Wing 

 342, Culmen 67 mm The bird is thus larger than specimens 



Arkiv för zoologi. Band 5. N:o 9. 4 



