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BIRDS—STERNINAE— STERNA WILSONII. 
STERNA HAVELLI, Audubon. 
Havell’s Tern. 
Sterna havellit, Aup. Orn. Biog. V, 1839, 122.—In. Birds Am. VII, 1844, 103; pl. ecexxxiv. 
Sp. Cu.—Adult 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, 103 ; tail, 43; bill, 1g ; tarsus, 15-16. 
Hab.—Texas to South Carolina. 
Specimens in my cabinet. 
STERNA TRUDEAUII, Audubon. 
Trudeau’s Tern. 
Sterna trudeauii, Aup. Orn. Biog. V, 1839, 125.—Is. Birds Am. VII, 1844, 105; pl. ceecxxxv 
Sp. Cu.—Adult 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, mostso 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, 103; tail, 53 ; 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. acuflavida. 
STERNA FULIGINOSA, Gmelin. 
The Sooty Tern. 
Sterna fuliginosa, Gmev. Syst. Nat.1, 1788, 605.—Wixs. Am. Orn. VIII, 1814, 145; pl. Ixxili.i—Bonap. Syn. 1828, 
No. 290.—Nourr. Man. II, 1834, 284.—Aup. Orn. Biog. III, 1835, 263: V, 1839, 641.—Is. 
Birds Am. VII, 1844, 90; pl. eecexxxii. 
Sp. Cu.—/fdult. 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 ; iegs and feet black. 
Length, 164 inches ; wing, 112; tail, 7}; bill, 13; tarsus, 15-16. 
Hab.—Texas to Florida. 
Specimens in my cabinet and in that of Smithsonian Institution, 
STERNA WILSONI, Bonaparte. 
Wilsom’s Tern, 
Sterna hirundo, Wits. Am. Orn. VII, 1813, 76; pl. Ix.—Bonap. Syn. 1828, No. 286.—Nurr. Man. I], 1834, 271.— 
Avp. Orn. Biog. 1V, 1838, 74.—Is. Birds Am. VII, 1844, 97 ; pl. eccexxxiii, 
Sterna wilsoni, Bonar. Comp, List, 1838, 61. ; 
