78. CEBCHNEIS. 435 



9. Cerchneis gracilis. 



Falco gracilis, Less. Traite, p. 93 (1831j ; Des Murs, Icmogr. Orn. 



pi. 25 (1846) ; PucJur. Rev. et Mag. de Zool. 1850, p. 214 ; Hartl. 



Faun. MaSaff. p. 18 (18G1) ; Sckl. ^- Poll. Faim. Madag., Ois. p. 34, 



pi. 11. figs. 4, 5 (1868). 

 Tinnunculus gracilis, G7-ag, Gen. B. i. p. 21 (1844); Strickl. Orn. 



Syn. p. 101 (1855) ; E. Newt. Ibis, 1867, p. 341 ; Gray, Iland-l 



B. i. p. 23 (1869). 



Adult male. Above deep maroon-chestnut, with a few black 

 shaft-lines and spots on the feathers, a little larger and more di- 

 stinct on the wing-coverts and scapulars ; quills blackish, notched 

 on inner web with white, tinged with rufous, the secondaries alter- 

 nately barred with rufous and black, the innermost entirely rufous, 

 with a few subterminal spots or bars of black ; rump and upper 

 taU-coverts blue-grey ; tail also blue-grey, crossed with five bands 

 of black, the subterminal one very broad ; head dark bluish grey, 

 the lores and a narrow eyebrow whitish ; sides of face light bluish 

 grey, streaked with white, forming a moustache, the centre of the 

 ear-coverts fulvescent; entire under surface of body isabelline 

 fawn-colour, a little darker on the thighs, the under tail-coverts 

 shaded with greyish ; under wing-coverts white, slightly spotted 

 with brown ; inner lining of quUls greyish brown, the inner webs 

 notched with white, the bases being entirely white ; cere and 

 orbital skin lemon-yellow ; bill greyish horn-colour ; feet lemon- 

 yeUow, claws black ; iris brown. Total length 9-5 inches, culmen 

 1-65, wing 5-6, tail 4-4, tarsus 1-2. {Mus. A. Newton.) 



Adult female. Similar to the male, but haviug rather broader 

 tail-bands, and being slightly larger. Total length 10 inches, wing 

 6-3, tail 4-7, tarsus 1-2. (^Mus. A. Newton.) 



A young male bird, also in Professor Newton's collection, differs 

 in having its head rufous, and having the upper surface broadly 

 banded Avith black, the under surface being also deeper rufous than 

 in the adults, and spotted with black. 



Hab. Seychelles. 



a. Juv. st. Seychelles, Purchased. 



b. S ad. sk. Seychelles ( Ward). E. Newton, Esq. [P.]. 



10. Cerchneis naumanni. 



Falco naumanni, Fleisch in Fischer, Jahrg. 1818 (teste Namiiann). 

 Ealco tinminculoide^, Tcmtn. Man. d'Orn. i. p. 30 (1820, ex Natt. 



MS.) ; Werner, Atlas, Rapaces, pi. 12 (1827) ; St.-Hilaire, Expl. 



Sci. Moree, Zool. p. 47, pis. ii., iii. (1833) ; Goidd, B. Eur. i. pi. 27 



(1837) ; Schl. in Smem. Vng. Eur. Taf. l2 (1839-45) ; Sperl. Ibis, 



1863, p. 273 ; Bree, B. Eur. i. p. 48 (1866). 

 Falco xanthonyx, Naum. Vog. Deutsch. i. p. 323 (1822, ex Natt. MS.). 

 Falco tinnuncularius, Boux, Orn. pror. i. p. 60, pis. 40, 41 (1825) ; 



Vieill. Faun. Fran^. p. 36, pi. 16. tig. 3 (1828). 

 Falco cenchris, Cuv. R(>gne An. i. p^ 322 (1829, ex Frisch, 1739) ; 



Naum. Vog. Deutschl. i. p. 318, Taf. 29 (1822) ; Fritsch, Voq. 



Europa's, tab. 4. fig. 2 (1858) ; Schl. Mus. P.-B. Falc. p. 29 (1862) ; 



2g 2 



