239 



Circus macrurus (S. G. Gm.). 



Strigiceps swainsoni, Baedeker, Eier Eur. Vog. tab. 74. iip:. 3 (1855-63J. 



Falco pallidus, Bree, Birds Eur. i. p. 55, pi. — (1866). 



Circus palli(iu.s, Bree, t. c. 2nd ed. i. p. 61, pi. — (1875). 



Circus macrurus, S/iurpe, Cat. Birds B. M. i. p. 67 (1874) ; id. Hand-l. 



i. p. 246 (1899). 

 Circus swainsoni, Dresser, Birds Eur. v. p. 441 (1878). 



The eggs of the Pale Harrier are pale bluish white, rather boldly 

 spotted and blotched with pale rufous and yellowish brown. They 

 measure from 1-Go to 1-92 in length, and from 1"25 to 1'42 in 

 breadth. 



3. Dobrudsclia [H. F. Miischler). Seebohm Coll. 

 2. Sarepta, S.E. Russia (H. F. M.). Seebohm Coll. 

 5. Sarepta (H. F. M.). Seebohm Coll. 



4. Sarepta (//. i^. il/.). Seebohm Coll. 

 2. Sarepta (//. F. M.). Seebohm Coll. 

 4. Volga (H. F. M. : Barqitt Coll.). Seebohm Coll. 

 2. Volga (//. F. M.: Haryitt Coll.). Seebohm Coll. 



2. Volga (//. F. M. : Huryitt Coll.). Seebohm Coll. 



3. \o\^a.{H. F. M.; Haryitt Coll.). Seebohm Coll. 



4. Volga. Crowley Bequest. 



5. S. Russia, 26th May {Field Coll.). Crowley Bequest. 

 1. Altai Mts., Central Asia. Crowley Bequest. 



Circus aeruginosus {Linn.). 



Falco fieruginosus, Thien. Fortpjlanz. ges. Vog. tab. xliv. fig. 5, a-r 

 (1845-54). 



Circus ffiruginosus, Baedeker, Eier Eur. Toy. tab. 49. fig. 1 (1855-63) ; 

 Saunders, Ibis, 1871, p. 64 ; Sharpe, Cat. Birds B. M i. p. 69 (1874) ; 

 Dresser, Birds Eur. \. p. 415 (1878) ; Seebohm, Brit. Birds, i. p. 124, 

 pi. 6 (1883) ; Irhy, Orn. Sir. Gi'/r. 2iid ed. p. 163 (1895) ; Seebohm, 

 Ecjqs of Brit. Birds, p. 17, pi. 5. fig. 4 (1896) ; Sharpe, Hand-l. 

 i."p. 246 (1899). 



Circus rufus, Hewitson, Eyys of Brit Birds, \. p. 44, pi. xvi. fig. i (1856). 



The eggs of the Marsh-Harrier vary in colour from white to pale 

 bluish white. Some specimens are very sparingly and indistinctly 

 mottled with pale brown, but the majority are quite plain. They 

 measure from 1-8 to 2-15 in length, and from 1"4 to I'B in breadth. 



Hickling Broad, Norfolk. Crowley Bequest. 



Wood Walton, Whittlesea Mere. Salvin-Godman Coll. 



Near Oxford, July. H. K. Swann, Esq. [P.]. 



Helford, Belgium, 11th May Salvin-Ciodman Coll. 



(J. Baker). 



Holland {J. Baker). Salvin-Godman Coll. 



Holland [J. B. : Tristram Coll.). Crowley Bequest. 



Playa de la Resina, Spain, 22nd Seebohm Coll. 



Aprd (H. Sannder.^). 



Aranjuez, Spain, 4th May (//. S.). Seebolim Coll. 



Casas Viejas, Spain, 2ud Mav Seebohm Coll. 



(L. H. Irhy). 



Gibraltar. Seebohm Coll. 



