THE ROSEATE TERN. 705 



Ireland. — Several colonies on loughs in Mayo, one in Fermanagh, 

 and occasionally on islands off: Galway, Down, in Donegal, and 

 elsewhere. Appears to be increasing. 



Distribution. — Abroad. — Breeds Atlantic and North Sea coasts 

 southward to Mediterranean, Black Sea, and Caspian. In winter 

 from Canaries and coasts of north and west Africa to Cape of Good 

 Hope and Natal, down Red Sea and across Mesopotamia to Persian 

 Gulf, Mekran coast, Karachi, and Sind. Represented hy 8. s. 

 acuflavida in N. America, from Carolina to Mexico, and British 

 Honduras, wintering in Florida, Louisiana, Central America, West 

 Indies, and S. America. 



STERNA DOUGALLII 



439. Sterna dougallii dougallii Mont.— THE ROSEATE TERN. 



Sterna Dougallii Montagu, Orn. Diet. Suppl., text and plate (1813 — 



Firth of Clyde, Scotland). 



Sterna rosea Graves, Brit. Orn., in, text and plate (1821 — New name for 



Sterna dougallii). 



Sterna Macdougalli Macgillivray, Man. Brit. Orn., 11, p. 233 (1842 — 



Corrected name for dougallii). 



Sterna dougalli Montagu, Yarrell, in, p. 544 ; Saunders, p. 645. 



Description. — Adult male and female. Viinter. — Like winter 

 Common and Arctic Terns but fore-head sometimes with some 

 blackish spots and feathers of fore -part of crown often with black 



Outer-tail feathers of summer adults of A. Arctic Tern (S. paradiscea), B. Common Tern 

 (S. Mr undo), C. lloseate Tern (S. dougallii.) 



or dusky tips ; mantle and scapulars considerably paler pearly ash- 

 grey ; rump and upper tail-coverts still paler ash-grey but not 

 white ; under -parts usually apparently with some rose tinge ; tail : 

 outer pair white (not with dark outer web), central pair pale ash-grey 

 with white tips and rest same but with white inner webs ; primaries 

 considerably paler pearl -grey than in Common and Arctic Terns, 

 white on inner edge of inner webs of outer as well as inner primaries 

 extending to tips and not cut off in a wedge ; secondaries ash-grey 

 vol. 11. 2 z 



