SYSTEMATIC LIST OF BRITISH BIRDS. 



STAl 



Genus GELOCHELIDON Brehm 



436. Gelochelidon nilotica nilotica (Gm.) 

 The Gull-billed Tern. 



933 



PAGE 



694 



Rare vagrant England, one 

 Scotland . . . .695 



Genus HYDROPROGNE Kaup 

 437. Hydroprogne caspia (Pall.) 

 The Caspian Tern. 



Rare vagrant, England 



697 



698 



Genus STERNA Linnaeus 

 438. Sterna sandvicensis sandvicensis Lath. 

 The Sandwich Tern. 



439. Sterna dougallii dougallii Mont. 



The Roseate Tern. 



440. Sterna hirundo hirundo L. 



The Common Tern. 



441, 



Sterna macrura Naumann 

 The Arctic Tern. 



442. Sterna albifrons albifrons Pall. 



The Little Tern. 



443. Sterna fuscata fuscaia L. 



The Sooty Tern. 



Summer-visitor, breeds in a few 

 places : elsewhere passage-mi- 

 grant . 



Summer-visitor, breeds in a very- 

 few places : elsewhere vagrant . 



Summer-visitor, breeds : also 

 passage -migrant 



Summer- visitor, breeds, chiefly 

 Scotland, Ireland, few places 

 England, Wales : elsewhere pas- 

 sage-migrant .... 



Summer-visitor, breeds locally : 

 also passage -migrant 



Nine, England ■ . 



701 



701 



705 

 708 



712 

 902 



715 



718 



Genus XEMA Leach 

 444. Xema sabini (Sabine) 

 Sabine's Gull. 



721 



Scarce visitor, chiefly autumn 

 and winter and e. coast England 721 



Genus RHODOSTETHIA Macgillivray 



445. Rhodostethia rosea (Macgill.) One, England 



The Wedge tailed Gull. 



724 



724 



Genus LARUS Linnaeus 



446. Larus Philadelphia (Ord) 



Bonaparte's Gull. 



447. Larus minutus Pall. 



The Little Gull. 



448. Larus ridibundus ridibundus L. 



The Black-headed Gull 



449. Larus melanocephalus Temm. 



The Mediterranean Black-headed 



450. Larus ichthyaetus Pall. 



The Great Black-headed Gull. 



451. Larus canus canus L. 



The Common Gull. 



452. Ijarus argentatus argentatus Pont. 

 The Herring-Gull. 



Gull. 



726 

 Five England, one Scotland, one 

 Ireland 727 



Scarce visitor, chiefly autumn 

 and winter and e. coast Eng- 

 land 730 



Resident, breeds, some emigrate: 



also winter-visitor . . . 733 



Very rare vagrant, England . 738 



Two, England 



Resident, breeds 

 ally 



migrates loc 



741 



Resident, breeds Scotland, loc- 

 ally Ireland, very few England : 

 also winter-visitor . . . 744 



748 



