320 



SWALLOWS. 



■) 





/'. xithln, Imt " \vlii>U' miller ii«rtii)n iiikI sides oi licad mid iieek, oliuHt, sides, 

 and tltiiikh iiuituriii sooty >,'rayisli lirowu, in iiiurked euiilrast witli jiure wliite 

 of belly, uiml region, und under tail-covortH. L., 7'00; W., rt-rio; T., 3*10" 



(Jiii/iJW.). 



yA<//;/<'.— Sontliern Florida soulli to Cuba and pruhaldy Central Anieriea. 

 iW'Ktiiiff Hiniilar to that of /■*. mifjifi. 



A common summer resident in Florida from Pasco County south- 

 ward, arriving in March. It resembles J'. fiubi,s in habits. 



612. Petrochelidon lunifirons iSui/). Ci.iff S^-allow; £ave 



SwAi.i.nw. All. — Forehead wliitisli, erown steel-blue, tiirnat and sides of 

 the head ehestnut; a brownisii gray riiif; around the neek ; breast brownish 

 gray, tinged witii rufous und with a steel-blue pateli in its center; belly 

 white; baek steel-blue, lightly streaked with white; shorter ui'jier tail- 

 coverts pale ru/ouM ; tail fuseous. the feathers of nearly ei|ual length. ////. — 

 Similar, but upper parts duller; throat black, soiiietiiues mottled with white. 

 L., (J-Ol ; W., 4;}4; T., '201 ; li. from N., -'JO. 



JienKtrkx. — The Clilf Swallow may be known from our other Swallows 

 by its rufous upper tail-covert.s. 



Range. — North America, north to Labrador, und, in tlie interior, to the 

 Arctic Ocean ; breeds throughout its range; winters in the troi>ics. 



Washington, rare S. K., Apl. to Sept. Sing Sing, eomiiion S. K., May 1 to 

 Sept. 12. Cambridge, S. R., uiueh less common than formerly, Apl. 28 to 

 Sept. 1. 



AW, of nnul, generally retort- or pocket-shaped, beneath cliffs or tlie eaves 

 of a barn or other building. A'l/f/s, four to live, white, with numerous spots 

 of cinnamon-, olive-, or rufous-brown, 'Si x -hXi. 



During the nesting season these Swallows are of very local distri- 

 bution. They will retni-n year after year to their rows of mud tene- 

 ments beneath the eaves of some barn or outbuilding, and, although 

 familiar birds to residents of the immediate vicinity, they may be 

 entire strangers to tliose who have never had a colony of these birds 

 settled near them. 



Like Barn Swallows, they are masons, and they may be seen on 

 muddy shores rolling the little pellets of clay which enter into the 

 construction of their nest. 



In tlie fall thoy are found in flocks with other Swallows, but at all 

 times they may be readily identified by their pale rufous upper tail- 

 coverts, which nuike a conspicuous field-mark. 



The CriJAN Cmkk Swallow (W^. 7. Petrochelidon. fulv<t)ha^ been once 

 recorded from the Dry Tortugas, Florida (Scott, Auk, vii, 1890, p. 2G5). 



613* Chelidon erythrogaster (Jhihl.). Barn Swallow. Ad. — 

 Forehead, throat, and upper breast chestnut-rufous ; rest of the under parts 

 washed with the same color; u])per parts steel-blue; tail deeply forked, all 

 but the middle feathers with white spots ou their inner webs. Im. — Upper 



