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84 



TERNS. 



the background. Its white breast and long outer tail- feathers also aid 

 in distinguishing it. 



74* Sterna antillarum (Le»H.). I^eabt Tern. Ad. in summer.-^ 

 Forehcud wh'itu, lores and crown bhiek ; buck, tail, and winj^s pearl-gray; 

 outer web of outer primaries uiid sliatt part of tlic iinier web slaty black ; 

 under parts white; bill yellow, generally tipped with black; feet orange. 

 Ad. in winter. — Top of head white, more or less spotted with black ; back of 

 head black ; bill blackish. ///*. — L'j>per parts and tail at the eutl mottled 

 with blackish and bufl'y, primuri' s as in the adult, under parts white, bill 

 blackish. L., 900 ; W., O-'JO ; T., 3-r>0 ; B., MO. 



Jiamje. — Northern South America northward to California, Dakota, and. 

 Massachusetts, rarely to Labrador; breeds locally throughout its range, and 

 winters south of the United States. 



Washington, casunl T. V. Long Island, rare in summer, 



E(j(js., three to four, buffy white, speckled or spotted with chocolate, 

 1-25 X -'JO. 



This, the smallest of our Terns, resembles its congeners in habits, 

 though it is said to add insects to its usual fare of fisli. Its voice is 

 described as " a sharp squealv, much like the cry of a very young pig 

 following its mother." 



76. Sterna ftiliginosa Omd. Sootv Terv. yf(/.— Forehead and a 

 line reaching to the eye white, lores and rest of the liead black ; nape, back, 

 and wings brownish black, nearly as dark as the head; outer tail-feathers 

 white, brownisii on the end half of the inner web; rest of tail-feathers of the 

 same color as the back ; under parts white ; bill and tcet black. ///*., Jirst 

 fil latiatf e.—i^ooty slate-color; linings of the wings and under tail-coverts 

 whitish ; wing-coverts, scapulars, upper tail-coverts, and tail-fcathcs more or 

 less tipped with white. L., 17-00 ; W., 11-50; T., 7-2-); R., 1-75. 



Ji'ant/e. — Tropical and subtropical regions; in North America breeds rarely 

 08 far north as Nortli Carolina; occasionally wanders northward to Maine; 

 winters south of the United States. 



Long Island, A. V. in smnmer. 



E(/t/s, one to three, whitish or buff, speckled or spotted with eliocolate, 

 2-00 X 1-45. 



A regular snmmcv visitant to our southern coasts and occasionally 

 wandering northward. It breeds in colonies in lit tic- frequented islands 

 in the West Indies, and may be seen fishing in flocks, which hover 

 low over the water. 



The Bridled Tern (7G. Sterna amrthctus), a (ropioal species, has been 

 taken once in Florida, but may prove to be a regular summer visitant to some 

 of the Florida keys. 



77« Hydrochelidon ni^ra surinamensis ( Gmel.). Black Terx. 

 //(/. !n mittiiiicr. — Whole head and inider parts, except under tail-coverts, 

 black ; back, wings, and tail slate-color; bill and feet black. Ad. in winter. 



