. 
51 
erroneously recorded as the Yellow-billed Cuckoo ; but 
Lord Clermont subsequently identified it as the Black- 
billed species.” 
It occurred also near Lucca in Italy in 1858, and the 
Yellow-billed American Cuckoo was shot in Turin in 1883, 
October 30. 
The Cuckoos are a tribe not kept in confinement 
except for a very short life. 
From remarks which frequently occur in the delight- 
ful pages of the two naturalists which I have ventured to 
collate, I cannot but think that they would have admitted 
several Birds to the British List, were no claim therefore 
advanced to their being considered British Birds. 
Mr. Seebohm says that small eggs of the Yellow-billed 
Cuckoo, are indistinguishable from large eggs of the 
Black-billed species; but my clutches are quite distinct 
in tint. The eggs of ‘Americanus’ being pale grass green ; 
those of ‘Erythropthalmus’ as blue as those of the Alpine 
Accentor ; yet without any polish. 
THE PASSENGER PIGEON. 
(EctTopistes MIGRATORIA.) 
Admitted to the B.O.U. List. 
Admitted by Howard Saunders ( Yarrell’s 
British Birds.) 
Rejected by Seebohm, 
who says that there is no evidence that the bird has 
crossed the Atlantic. 
Mr. H. Saunders however, enumerating the several 
occurrences, says of those which were recorded in 1867-69- 
76, that they may be escaped birds: (Andubon in 1830 
brought many over to this country) but he considers that 
4A 
