100 



t'ALCONIDJi. 



another contermiuous one of dusky brown ; the flanks and thighs 

 bright rust-red, the former with slight remains of wliite cross bars ; 

 under tail-coverts white ; under wing-coverts buflfy white, with a 

 few indistinct rufous cross markings, the axilhiries entirely rufous ; 

 sides of the upper chest inclining to uniform ashy brown ; cere olive- 

 green ; bill black, bluish at base ; legs dingy chrome ; iris orange. 

 Total length 16 inches, culmen 1-05, wing 8-5, tail 7"5, tarsus 2-65. 



Adult male. Similar to the old female, but a little smaller. Total 

 length 13'o inches, wing 8-5, tarsus 2-55. 



Jiab. Southern and North-eastern Africa, 



a. (5' ad. sk. South Africa. S.-Airican Museum. 



b. $ juv. sk. South Africa. Sir A. Smith [C.l. 



c. Pull. St. South Africa. M. J. Verreaux [C. 



d. Juv. St. South Africa. M. J. Verreaux [C. 



e. Juv. St. Shupanga, Zambesi. Dr. J. Kirk [C.]. 

 /. $ ad. St. Shoa. Sir W. C. Harris [0.]. 

 ff. Skeleton. Zoological Society. 



5. Subsp. a. Astur macroscelides. (Plate III.) 



Astur macrosceUdes, Hartl. J. f. O. 1855, pp. 354, 360 {ex Temm. 



3IS.); id. Orn. W.-Afr. p. 12 (1857). 

 Accipiter zonarius, Ilar'tl. Orn. W.-Afr. p. 15 (1857, ex Temm. 3IS.) ; 



Gray, Haml-l. B. i. p. 32 (1869) ; 'Sharpe, Ihis, 1870, p. 59. 

 Nisus zonarius, Schl. Mus. P.-B. Astures, p. 47 (1862). 

 Nisus unduli venter (pt.), Schl. Mus. P.-B. Revue Accipitr. p. 96 



(1873). 



Achilt male (type of A. zonarius). Above bluish slate-colour, clearer 

 on the head and hind neck ; ear-coverts bluish like the head, the 

 cheeks a little lighter and more ashy ; wing-coverts darker than the 

 back ; quills bro-wn, barred with blackish, the secondaries uniform 

 with the back, the bars plainer underneath, the quiUs gTeyish white 

 at base ; tail black, tipped with dull white, and crossed with three 

 bars of ashy brown by no means distinct, the corresponding bars 

 below ash}' white ; middle tail-feathers with three large spots of 

 white on the inner web ; throat white, slightly mottled with bluish 

 ash-colour ; remainder of under surface white, crossed with numerous 

 broad bars of clear rufous, decreasing in number towards the abdo- 

 men, the under tail-coverts pure white ; sides of breast, flanks, and 

 thighs uniform clear rufous ; under wing-coverts pure white, with 

 slight marks of brown on lower series. Total length 14 inches, 

 culmen 1, wing 7'9, tail 6'7, tarsus 2-5, middle toe l-l. (Mus. 

 Lugd.) 



Adult female. Similar to, but larger than, adult male. Total 

 length 17 inches, wing 8-8, tail 8-3, tarsus 2-95, middle toe 1'3. 

 {Mus. Lugd.) 



Young (type of species). Above brown, with slight rufous edgings 

 to the wing-coverts ; head and nape slightly varied with white, as 

 also a tolerably distinct eyebrow ; ear-coverts uniform dark brown ; 

 cheeks white, streaked with brown, the throat white, with a central 

 streak of blackish brown ; remainder of under surface white, the 



