102 INDEX-CATALOGUE OF THE BIRDS 



Case 



43. Iceland Gull. Larus leucopterus, Faber. 

 No. 1 (left). Female, immature. 



Newton-by-the-Sea, Jan. 7th, 1895. 



Purchased of John Duncan. 

 „ 2 (right). Immature. Winter plumage. 



Shot near mouth of Ho wick Burn, Dec, 1892. 



Purchased of John Duncan, Feb., 1895. 

 Both stitfed by J. Jackson. 



43. Common Gull. Larus canus, Linn. 

 No. 1 (front centre). Female, winter. 



About the year 1829. J. II. 

 ,, 2 (hind left). Male, mature. Winter plumage. 

 St. Mary's Island, Feb. 22nd, 1894. 

 Stuffed by J. Jackson. Presented by John Duncan. 



,, 3 (front left). Downy state. 



Stuffed and presented by Fred. Raine, Esq., 187G. 

 From Old Museum Collection. 

 ,, 4 (right). First plumage. 



Hebburn Reservoir, near Newcastle. 

 Presented by J. S. Forster, Esq., Oct., 1888. 

 Stuffed by J. Jackson, 1891. 

 ,, 5 (back centre). Immature. 



Monkseaton, Jan. 26th, 1895. 

 Stuffed by J. Jackson. Presented by John Duncan. 



44. Kittiwake. Larus (Rissa) tridactylus, Linn. 

 No. 1 (lower centre). Young. First plumage. 



,, 2 (hind right). Mature. Summer plumage. 

 ,, 3 (upper centre). Mature. Winter plumage. 

 ,, 4 (left). Mature. Winter plumage. 



St. Mary's Island, Northd., 18th Nov., 1893. 

 Stuffed by J. Jackson. Presented by John Duncan. 

 ,, 5 (front right). Young, changing to winter. 



St. Mary's Island, Northd., Oct. 2nd, 1893. 

 Stuffed by J. Jackson. Presented by John Duncan, 



