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. The birds of eastern North America : with original descriptions of all the species which occur east of the Mississippi River, between the Arctic circle and the Gulf of Mexico, with full notes upon their habits, etc. , . Fig. fil. 1, Sternum of Barn Swallow. 2, Ster-num of Chimney Swift; s, scapulars ; F, furcula ; c o,coracoids ; c ]i, costal process ; M, marginal indenta-tions ; k, keel, in both figures. 4, glands in lowe^rmandible of Chimney Swift; b, bill; t, tongue; 3,enlarged Fig. 62. Head and foot of Adult Purple Martin. GENUS I. PROGNE. THE MARTINS. Gen. Ch. Bill, stout and la
. The birds of eastern North America : with original descriptions of all the species which occur east of the Mississippi River, between the Arctic circle and the Gulf of Mexico, with full notes upon their habits, etc. , . Fig. fil. 1, Sternum of Barn Swallow. 2, Ster-num of Chimney Swift; s, scapulars ; F, furcula ; c o,coracoids ; c ]i, costal process ; M, marginal indenta-tions ; k, keel, in both figures. 4, glands in lowe^rmandible of Chimney Swift; b, bill; t, tongue; 3,enlarged Fig. 62. Head and foot of Adult Purple Martin. GENUS I. PROGNE. THE MARTINS. Gen. Ch. Bill, stout and large, with the upper mandible curved. Feet, stout and large. Tail,moderately well forked. Sexes dissimilar. We have two species within our limits. PROGNE Martin. Hirundo subis Lmn., Syst. Nat., 10th Ed., 1758, Sp. Ch. Size, large. Form, robust. Bill, stout; upper mandible considerably arched. Tail, short andmoderately forked. Feet, stout. Sternum stoutly built. Tongue, short, thin, horny, triangular in form, tiprather deeply cleft, but not ciliated. ITIULK MAUTIN. .-jOf) OoLOii. Adult male. Uniform atiely-Huc tlm nifliout, vitli wings and tail brcwnish. There is anarrow white patch on the sides l)eneath tlic wings. Tibiae are i;rayish. Adult female, k^iniilar to the male above but gr:iyish beneath, whicli becomes nearly white on theabdomen and under tail coverts. Young male. Like the adult female, exceiiting that the forehead is grayish, and there are a
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1896