BIEDS — STERNINAE— STEENA WILSONII. 861 



STEKNA HAVELLII, Audubon. 



Havell*s Tern. 



Sterna havellii, Aud. Orn. Biog. V, 1839, 122.— Ib. Birds Am. VII, 1844, 103 ; pi. ccoxxxiv. 

 Sp. Ch.—Mv,U in winter. Fore part of the head, crown, rump, and entire under surface white ; surrounding the eye and 

 extending for about one inch behind it is a line of plumbeous black ; back and wings light pearl blue ; primaries dusky gray, 

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

 of the wing and under wing coverts 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 the lower mandible ; iris brown ; legs and feet orange 

 yellow. 



Length, ]3| inches ; wing, IQi ; tail, 4| ; bill, 1| ; tarsus, 15-16. 

 Hab. — Texas to South Carolina. 



Specimens in my cabinet. 



STEENA TEUDEAUII; Audubon. 



Trudeau's Tern, 



Sterna trudeauii. Add. Orn. Biog. V, 1839, 125 — Ib. Birds Am. VII, 1844, 105; pi. ccocxxxv 



Sp. Ch. — Mult in winter. Front, crown, sides of the head below the eye, and throat, white ; a line of dark plumbeous sur- 

 rounds the eye and extends behind it for about one inch; back, wings, and under plumage, light bluish gray ; 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 ; wing, 10^ ; tail, 5j ; bill 1 9-16 ; tarsus, 1. 



Hab. — Coasts of New Jersey and Long Island. 



Described from a specimen belonging to J. P. Giraud, esq[. 



I bave never seen eitber tbis species or 8. havellii in summer plumage ; tbey are botb closely 

 allied to S. acuflavida. 



STEENA FULIGINOSA, Gmelin. 



The Sooty Tern. 



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



No. 290— NuTT. Man. II, 1834, 284. -Aun. Orn. Biog. Ill, 1835, 263: V, 1839, 641 Ib. 



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



Sp. Ch. — Mult. 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 white ; sides of the head, edges of the wings, 

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



Length, 16| inches ; wing. Hi ; tail, 7| ; bill, IJ ; tarsus, 15-16. 



Hab. — Texas to Florida. 



Specimens in my cabinet and in tbat of Smitbsonian Institution. 



STEENA WILSONI, Bonaparte. 



■Wilson'* Tern, 



Sterna hirundo, Wils, Am. Orn. VII, 1813, 76 ; pi. Ix.— Bonap. Syn. 1828, No. 286—" Nott. Man. 11, 1834, 271.— 



Aud. Orn. Biog; IV, 1838, 74.— Ib. Birds Am. VII, 1844, 97 ; pi. cccoxxxiii. 

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



