IX THE HANCOCK COLLECTION. 105 



Case. 



52. Common Tern. Sterna hirundo, Linn. 

 No. 1 (left). Mature. Summer plumage. 1835. 



Presented by Dr. Heysham, 1836. 

 ,, 2 (flying). Male, mature. Summer plumage. 



Northumberland Coast, Augt. 8th, 1882. 



Presented by E. 0. Eeid, Esq. 

 ,, 3 (right). Male, mature. 



Northumberland Coast, Augt. 8th, 1882. 



Presented by E. 0. Eeid, Esq. 



63. Arctic Tern. Sterna arctica, Temm. 



No. 1 (front left). Young. First plumage. 



Presented by John Hancock to Old Museum. 

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



From Old Museum Collection. 

 ,, 3 (right). Mature Summer plumage. 



From Old Museum Collection. 

 ,, 4 (right). Downy state. 



Taken at Barrel of Butter, Augt. 18th, 1865. 



E. AY. Bidwell, Esq., 1883. 

 ,, 5 (lower centre). Young. 



Changing from down to feathers. 

 Presented by E. W. Bidwell, Esq., 1883. 

 ,, 6 (flying). Male. St. Mary's Island, Oct. 2nd, 1895. 

 Stuffed by J. Jackson. Presented by John Duncan. 



54. Roseate Tern. Sterna Dougalli, Montague. 



No. 1 (left). Young, in first plumage. 

 ,, 2 (hind centre). Male, mature. 



Both of these, Nos. 1 and 2, shot when flying together, 

 Aug. 6th, 1846, by C. M. Adamson, Esq., on 

 tlie Noithumberland Coast. 



Stuffed and presented by that Gentleman in 1885. 

 ,, 3 (front centre). Female. 



Near Holyhead, N. Wales, July, 1894. 



H 



