517 



AQUILA ADALBEETL 



(WHITE-SHOULDERED EAGLE.) 



Aquila adalberti major, L. Brehm, Ber. Vers, deutsch. Orn. Gesellsch. xiii., Beit. vii. p. 55 



(1860). 

 Aquila adalberti minor, Br. torn. cit. p. 55 (1860). 



Aquila heliaca, Barboza du Bocage, Instruc. Prat. p. 76 (1862, nee Savigny). 

 Aquila leucolena, Dresser, P. Z. S. p. 864 (1872). 

 Aquila imperialis, auctt. (nee Bechstein). 



Aguila imperial, Aguila real, Spanish ; Aguia imperial, Portuguese. 



$ ad. fronte et sincipite saturate umbrinis, pileo antico et nucha, pallide arenario-isabellinis, dorso et uropygio 

 nigricanti- umbrinis, supracaudalibus anguste griseo-albo terminatis; rectricibus pallide griseis, um- 

 brino marmoratis, ad apicem umbrinis anguste griseo terminatis : remigibus saturate brunneis, 

 secundariis extus indistincte fulvido lavatis, tectricibus alarum minimis usque ad dorsum conspicue 

 niveis, scapularibus dorso concoloribus : subtiis saturate umbrina : facie pallide isabellina plus minusve 

 rufescente lavata : subcaudalibus fulvidis griseo terminatis : tarsi plumis umbrino et albido immixtis : 

 subtectricibus alarum fulvidis, campterii plumis plus minusve niveis : rostro nigricanti-corneo : cera 

 pallide flavida : iride pallide griseo-fulva, : pedibus flavis, unguibus nigricanti-corneis. 



<$ ad. fceminae similis, sed paullo minor. 



d juv. supra et subtiis sordide arenarius laete ferrugineo lavatus : uropygio et supracaudalibus pallidioribus : 

 rectricibus sordide arenariis anguste rufescenti-brunneo marginatis et terminatis : remigibus fuscis : 

 secundariis sordidioribus, in pogonio externo vix isabellino-flavicante lavatis et apicatis : tectricibus 

 alarum dorso concoloribus. 



Juv. (paullo senior) prsecedenti similis sed omnino nigro-fusco lentiginosus : plumis carpalibus plus minusve 

 niveis : tectricibus alarum fusco et sordide arenario immixtis. 



Adult Female (Coto del Rey, Seville, March) . Forehead and crown dark umber-brown, gradually merging 

 into dull light sandy brown, which latter colour pervades the entire nape ; back dark umber-brown ; 

 upper tail-coverts also dark brown, slightly tipped with dirty white ; tail light grey, marbled with 

 brown, the terminal third being plain unspotted umber-brown, narrowly tipped with dull grey ; quills 

 dark umber-brown ; secondaries indistinctly washed on the outer web with dull dark earth-brown ; 

 along the whole edge of the wing a very broad band of pure white feathers, forming, when the wing is 

 closed, a most conspicuous white patch, nearly joining on the back; scapulars dark brown, like the 

 back ; sides of the face and neck light sandy brown, here and there tinged with rufous ; throat and 

 underparts generally dark umber-brown; under tail-coverts dirty earth-brown, slightly tipped with 

 dull grey ; feathers on the tarsus dark brown and pure white mixed ; under wing-coverts dark brown ; 

 the feathers on the edge of the wing pure white, intermixed with dark brown ; bill dark horn ; cere 

 and edge of the gape wax-yellow ; iris light brownish grey ; feet yellow ; claws dark horn-blue. Total 

 length 33 inches, culmen 31, height of bill at base 1-25, wing 24-4, tail 138, tarsus 4 - 15, centre toe 

 without claw 2'45. 



2M 



