LARIDJS. 339 



1684. Skeleton. From Launceston, Tasmania. 0. 0. 12;^)7a. 



1685. Sternum, with riglit coracoiJ, scapula, and furcula. 



S. S. 993. From Australia [E. P. Ramsay). 



Presented hy P. L. Sclater, Esq., F.R.S. 



Genus HYDROCHELIDON. 



Boie, Isis, 1822, p. 563. 



Hydrochelidon nigra. 



Sterna nigra, LimioBus, Syst. JS'at. i. p. 227 (1766). 

 Ifi/drochclidon nir/ra. Dresser, B. Eur. viii, p. 327, pi. 592 (1876). 



The Black Tern. 



Ilah. Europe, Asia, and America, descending far south in 

 winter. 



1686. Skull of male. Lake of Constance. Purchased. 



1687. Skull of female. Lake of (Jonstance. Purchased. 



Genus GYGIS. 

 Wagler, Isis, 1832, p. 1223. 



Gygis Candida. 



Sterna Candida, Forster, Descr. Anim. p. 179 (1844). 



Gi/gis Candida (Forst.), Gould, Handb, B. Austr. ii. p. 405 (1805). 



The White Tern. 



Hub. Eastern Australia and Norfolk Island. 

 1688. Skeleton. 0. C. 1238 d. Stores, 18G8. 



Genus ANOUS. 

 Stephens, in Shaw's Gen. Zool. pt. xiii. p. 139 (1826). 



Anous stolidus. 



Sterna stolida, Linn;cus, Syst. Nat. i. p. 227 (1706). 



Anous stolidus (L.), A. 0. U. Check-list N. Am. B. p. 90 (1886). 



The Noddy. 



z 2 



