CmUKAMOSCA. PKOGNE. 243 



Genus CHERAMffiCA, Cab. 



Cheramceca Jeucosternum {Gould). 



Oheramoeca leucosterna, Gould, Handb. Birds Austr. i. p. 115 (1865). 

 Cheraraoeoa leucosterniim, Sharpe, Cat. Birds B. M. x. p. 171 (1885) ; 



id. Sr Wyatt, Mon. Hirundinidce, ii. p. 433 (1885-94) ; North, Nests 



Sr Eggs Austr. Birds, p. 38, pi. xiii. fig. 15 (1889) ; Nehrk. Kat. 



Mersamml. p. 87 (1899) ; Campbell, Nests ^ Eggs Austr. Birds, i. 



p. 464 (1901) ; Sharpe, Sand-l. iii. p. 198 (1901). 



The eggs of the White-breasted Swallow are of a narrow oval 

 shape, devoid of gloss, and of a plain white colour. They measure 

 from -67 to -72 in length, and from -48 to -51 in breadth. 



4. South Australia {G. F. Angus). Gould Coll. 



3. Reed Beds, S. Australia, Dec. Crowley Bequest. 



(A. J. North). 



3. River DarliDg, N.S.W. Gould Coll. 



Genus PROGNE, Boie. 



The eggs of the Swallows of this genus are of a pointed oval 

 shape, slightly glossy, and of a plain white colour. 



Progne purpurea (Linn.). 



Progne purpurea, Brewer, N. Amer. Ool. pt. i. p. 103, pi. iv. fig. 48 (1856) ; 



Baedeker, Eier Eur. Vog. tab. 62. fig. 19 (1855-63) ; Salv. ^ Godm. 



Biol. Ceiitr.-Amer., Aves, i. p. 223 (1883) ; Seebohm, Brit. Birds, ii. 



p. 189, pi. 18 (1884) ; Sha7-pe, Cat. Birds B. M. x. p. 173 (1885) ; 



id. ^ Wyatt, Mon. Hirundinidce, ii. p. 439 (1885-94) ; Nehrk. Kat. 



Eiersamml. p. 86 (1899) ; Sharpe, Hand-l. iii. p. 198 (1901). 

 Progne subis, Baird, Brewer Sf Ridgw. N. Amer. Birds, i. p. 329 (1874). 



The eggs of the Purple Martin measure from -95 to 1"03 in 

 length, and from -65 to '71 in breadth. 



2. North America. Salvin-Godman Coll. 



]. North America (Hargitt Coll.). Seebohm Coll. 



5. North America. Seebohm Coll. 



1. North America {J. G. Bell: Crowley Bequest. 



Tristram Coll.). 



2. North America (-ff. Buckley : Crowley Bequest. 



Tristram Coll.). 

 1. New Brunswick, April (//. E. Crowley Bequest. 



Ih-esser). 

 1. IfiewYoA (II. Buckley : Tristram Crowley Bequest. 



CoU.). 



Progne hesperia, Brewst, 



Progne subis hesperia, Brmvster, Auk, vi. p. 92 (1889) ; Belding, Oca, 

 Fapers Calif. Acad. Sci. ii.p. 183 (1890). 



K 2 



