IRISH SPECIES UNKNOWN AS BRITISH. 429 



of the species that was done in summing up the preceding Orders, 

 what has been ah'eady said in those instances being equally 

 applicable to the Natatores. It may however be observed, that 

 one half of these species, being found in North America, might 

 as readily have occurred in Ireland as Great Britain. 



IRISH AND NON-BRITISH SPECIES. 



EuppelFs Tern Sterna velox, Rupp. 



White- winged Black Tern . „ lencoptera, Meissner and 



Schinz. 



Noddy Tern „ stolida, Linn. 



Bonapartian Gull .... Lams Bonapartii, Rich, and 



Swains. 



The first is a bird from the extreme south-east of Europe ; — 

 the second is chiefly a summer visitant to the more southern 

 countries of Europe; — the third, having been seen, though not 

 obtained, in St. George^s Channel, since the two were killed 

 on the Irish coast, should not, perhaps, be included here : it is 

 a well-known bird of the Atlantic and West Indian seas ; — ^the 

 Bonapartian Gull is a North American species. 



