24. ACCIPITEK. 153 



Om. pp. 169, 170, pi. Ixxv. (]8G9); Gray, Hand-l. B. i. p. 33 

 (1869) ; Scl. ^- Salv. Nomencl. Av. Neotr. p. 120 (1873). 



• Male (near!)/ adult). Above slaty grey, the head blackish, the 

 nape varied with white ; wings dull brown, the quills barred with 

 darker brown, the interspaces ashy white below, so that the cross 

 bars are more distinct, inner secondaries slaty grey like back ; tail 

 ashy brown, narrowly tipped with white, and crossed with four 

 bars of darker brown, lower surface ashy white, the bars more 

 distinct except on outermost feather, where nearly obsolete ; throat 

 white, tinged with rufous, the feathers narrowly centred with black 

 shaft-lines ; rest of under surface pale fawn-rufous, the thighs a 

 little deepeir-coloured, the breast mottled with wliite spots and half- 

 bars ; the sides of the face and of the neck clear slaty grey, the sides 

 of the upper breast washed with the same colour; under tail-coverts 

 white, with a few subterminal rufous spots ; under wing-coverts 

 and axillaries entirely pale fawn-rufous, like breast. Total length 

 15-2 inches, culmen 0-6, wing 8-5, tail 6-8, tarsus 2-4. 



Adult female. Similar to the male but larger. Total length 

 18 inches, wing 10-5, tail 8-5, tarsus 2-65. 



Hab. Paraguay and Bolivia. 



(', h. (S ? ad. St. Boli-i-ia. Mr. Brydges [P.]. Specimens fig-ured 



in ' Exotic Oi-nithology. 



20. Accipiter pileatus. 



Falco pileatus, Temm. PL Col. i. pi. 205 (1824) ; Max. Beitr. iii. 



p. 107 (1830). \ )■• 



Accipiter pileatus, Vig. Zool. Journ. i. p. 338 (1824) ; Gray, Gen. B. 



1. p. 29 (1849) ; Bp. Consp. i. p. 32 (1850) ; Strickl Orn. Si/n. 



p. 109 (1855) ; Scl. Sf Salv. Ex. Orn. p. 170 (1869) ; Gray, Hand-l. 



B. i. p. 33 (1869); Pelz. Orn. Bras. i. pp. 8, 399 (1871) ; Scl. &■ 



Salv. Nomencl. Av. Neotr. p. 120 (1873). 

 Nisus pileatus, Less. Man. d'Orn. i. p. 98 (1828) ; Burm. Th. Bras. 



ii. p. 73 (1855) ; Schl. Mm. P.-B. Astm-es, p. 36 (1862) ; id. Revue 



Acclpifr. p. 70 (1873). 

 Cooperastur pileatus, Bp. Bev. et Mag. de Zool. 1854, p. 538. 

 Falco beskij, Licht. Nomencl. Av. p. 4 (1854). 



Yomyj female. Above brown, much darker on head and wing- 

 coverts, aU the feathers margined with rufous buff, more distinct on 

 thc_ fore part of crown ; scapulars, upper tail-coverts, and secon- 

 daries much varied with white, taking the form of bars on many of 

 the latter, which are also tipped with white or fulvous; quills 

 brown, barred with darker brown, showing more distinctly below, 

 where the interspaces are ashy white ; tail brown, tipped with huffy 

 white, aud crossed with four broad bands of dark brown, the inter- 

 spaces creamy white below ; a tolerably distinct eyebrow and sides 

 of face bufiy white, narrowly streaked with blackish ; sides of neck 

 and hinder part of same huffy white, with broad brown longitudinal 

 centres, causing a streaked appearance, and forming a collar round 

 the hinder neck : under surface of body huffy white, with a few 

 irregular blackish spots on upper breast, the sides of the latter and 



