BlliDS — STERNINAE— STERNA WILSONII. 8G1 



STERNA HAVELLII, Audubon. 



lluvcll'li Trril. 



Sterna hatellii. Aid. Orn. Biog. V, 1839, 122,— lu. Birds Am. Vll, 1844, !(».■) ; pi. ccxx.xiv. 



Sp. Cu. — Mult in iriiiJer. Fore pari of the licail, crown, ruiiip, and entire under siirliicu white ; surrounding the eye and 

 extending tor about one inch behind it is a lino of plumbeous black ; back and wings lifrjit pearl blue ; primaries dusky gray, 

 except on the inner part of the inner web, whore they are grayish white, having a portion of their margins grayish black ; edge 

 of the wing and under wing covert.s white ; tail of the same color as the back, but of a lighter shade ; bill black, yellow at the 

 point for about one-fifth its length, and brownish yellow at the base of Iho lower mandible ; iris brown ; legs and feet orange 

 yellow. 



Length, 13i inches; wing, 10_i ; tail, 4i; bill, I^ ; tarsus, 15-16. 



Hab. — Te.xas to South Carolina. 



Specimens in ray cabinet. 



STERNA TRUDEAUII, Audubon. 



Ti*ndcan*» Tern* 



Stenia tradtatiii, Aud. Orn. Biog. V, 1839, 125. — Tb. Birds Am. VII, 1844, 105; pi. ccccxxxv. 



Sp. Ch. — .'Idiilt ill iriiifcr. Front, crown, sides of the head below the eye, and throat, white ; a line of dark plumbeou.s sur- 

 rounds the eye and extends behind it for about one inch; back, wings, and under plumage, light bluish gr ly ; rump white ; tail 

 same color as the back, but lighter ; first primary dusky gray on the outer web and on the inner next the shaft, the other prima- 

 ries hoary on these parts, remainder of the inner webs grayish white, margined on the inner edge with blackish gray, most so on 

 the inner quills ; bend of the wing and under wing coverts white ; bill yellow at the base for about one-third its length, then 

 black with the point for about one quarter the entire length of the bill yellow ; iris brown ; legs and feet orange yellow. 



Length, 15 inches ; win;, 10| ; tail, 5i ; bill 1 9-16 ; tarsus, 1. 



Hab. — Coasts of New Jersey and Long Island. 



Described from a specimen belonging to J. P. Gir.aud, esq. 



I bave never seen either tliis species or S. havellii in summer plumage ; they are both closely 

 allied to S. acujlavida. 



STERNA FULIGINOSA, Gmelin. 



The Sooty Tern. 



Sterna fuliginosa, Gmel. Syst. Nat.T, 1788, 605.— Wils. Am. Orn. VIII, 1814, 145 ; pi. Ixxii.— Bonap. Syn. 1828, 

 No. 290— NcTT. Man. II, 1834, 284. -Aud. Orn. Eiog. Ill, 18.35, 2G3 : V, 1839, 641.- Ib. 

 Birds Am. VII, 1844, 90 ; pi. ccccxxxii. 



Sp. Ch — Jldult. Forehead white ; lores, upper part of the head, hind neck, back, and wings, deep black ; tail black, except 

 the outer and the basal half of the inner web of the outside feathers, which are while ; sides of the head, edg«3 of the wings, 

 and entire under surface, white ; bill black ; iris chestnut ; legs and feet black. 



Length, 16,1 inches ; wing, 11 J ; tail, 7| ; bill, IJ ; tarsus, 15-16. 



//a6.— Texas to Florida. 



Specimens in my cabinet and in that of Smithsonian Institution. 



STERNA WILSONI, Bonaparte. 



AVllsou*!! Tern, 



Sterna hirundo, Wils. Am. Orn. VII, |H|3, 76 : pi. Ix.— Bonap. Syn. 1828, No. 286— Nhtt. Man. II, 1834, 271.— 



AuD. Orn. Biog. IV, 1638, 74. — In. Birds Am. VII, 1844, 97 ; pi. cccexxxiii. 

 Sterna icilsoni, Bonap. Comp. List, 1838, 61. 



