BIRDS—STERNINAE—STERNA WILSONII. 
861 
STERNA PIAYELLIIj Audubon. 
Hnvell’s Tern. 
Sterna havellii, Aud. Orn. Biog. V, 1839, 122 .—Ib. Birds Am. VII, 1844, 103 ; pi. cccxxxiv. 
Sp. Ch. — Jldult 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, 13^ inches ; wing, 10| ; tail, 4J ; bill, 1-| ; tarsus, 15-16. 
Hab. —Texas to South Carolina. 
Specimens in my cabinet. 
STERNA TRUDEAUII, Audubon. 
Trudeau’s Tern. 
Sterna trudeauii, Aud. Orn. Biog. V, 1839, 125.— Ib. Birds Am. VII, 1844, 105; pi. ccccxxxv 
Sp. Ch. — Jldult 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, 51 ; 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 have never seen either this species or S. havellii in summer plumage ; they are both closely 
allied to S. acujlavida. 
STERNA FULIGINOSA, Gmelin. 
Tlie Sooty Tern. 
Sterna fuliginosa, Gmel. Syst. Nat. I, 1788,605.— Wils. Am. Orn. VIII, 1814, 145 ; pi. Ixxii.—B onap. Syn. 1828, 
No. 290.— Nutt. Man. II, 1834, 284.— Aud. Orn. Biog. Ill, 1835, 263: V, 1839, 641.— Ib. 
Birds Am. VII, 1844, 90 ; pl. 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 white ; sides of tlie head, edges of the wings, 
and entire under surface, white ; bill black ; iris chestnut; iegs and feet black. 
Length, 16j inches ; wing, 11| ; tail, 7j ; bill, 1J ; tarsus, 15-16. 
Hab. —Texas to Florida. 
Specimens in my cabinet and in that of Smithsonian Institution. 
STERNA WILSONI, Bonaparte. 
Wilson’s Tern. 
Sterna hirundo, Wils. Am. Orn. VII, 1813, 76 ; pl. lx.— Bonap. Syn. 1828, No. 286— Nutt. Man. II, 1834, 271.-™ 
Aud. Orn. Biog. IV, 1838, 74.— Ib. Birds Am. VII, 1844, 97 ; pl. ccccxxxiii. 
Sterna wilsoni, Bonap. Comp. List, 1838, 61. 
