354 FALCONID^. 



Adult female. Rather larger than the male. Total length 18 inches, 

 culmen 1-2, wing 13, tail 9, tarsus 1-5. 



Young- male. Very similar to adult, but rather paler brown in 

 colour ; quills and tail pale brown, very plainly banded with dark 

 brown, the latter crossed with six bars ; eyebrow and sides of face 

 whitish, the ear-coverts washed mth pale rufous ; throat white, 

 with a distinct central streak of black down the centre, as well as a 

 moustachial streak on each side ; under surface as in adult, but the 

 white chest a little varied with brown markings. Young birds vary 

 much, one bird in the Leiden Museum having brown thigh-feathers. 



Hah. Madagascar. 



a. $ imm. st. Nossi-be (Pollen ^- Van Dam). Leiden Museum [P.], 



3. Baza cuculoides. (Plate XL fig. 2.) 



Avicida cuculoides, Steams. B. W. Afr. i. p. 104, pi. 1 (1837) ; Gray, 



Gen. of B. i. p. 23 (1845) ; Sundev. (Efv. K. Vet. Akad. Fork. 



Stockh. 1850, p. 110 ; Bp. Rev. et Mag. de 'Zool. 1854, p. 535 ; Strickl. 



Orn. Sy7i. p. 128 (1855); Hartl. Oni. W.-Afr. p. 10 (1857); Cass. 



Pr. Philad. Acad. 1859, p. 32 ; Du Chaillu, Eq. Afr. p. 472 (1861) ; 



HaHl.J.f.0.im\,'^.m. 

 Pernis cuculoides, Kaup, Contr. Orn. 1850, p. 77. 

 Baza cuculoides, Schl. Mus. P.-B. MUvi, p. (3 (1862) ; Gray, Handrl. 



B. i. p. 25 (1869). 



Adult (type of species). Above ashy brown, with a cindery grey 

 shade on the interscapulary region, the head and crest darker, and 

 more inclining to slaty black ; quills brown, very narrowly tipped 

 with whitish, the under surface ashy white, pure white near base of 

 inner web, which is barred with dark brown, the subterminal bar 

 being very broad ; upper tail- coverts brown, tipped and broadly 

 barred with white ; tail-feathers clear ashy grey, tipped with white 

 and crossed with four bars of black, the basal one hidden by the 

 taU-coverts, the subterminal one very broad : under surface of tail 

 ashy white, pure white at base of inner web, bars more distinct on 

 all except outer feather, where nearly obsolete ; sides of face deep 

 ashy grey ; entire throat, fore neck, and chest pale ash-colour ; rest 

 of under surface white, with cross bars of pale tawny rufous, gra- 

 dually decreasing in size towards the abdomen and thighs ; under 

 tail-coverts white ; under wing-coverts uniform tawny rufous, paler 

 on the lower series. Total length 16 inches, culmen 1'2, wing 11*6, 

 tail 8, tarsus 1"2. (Mus. Cantabr.) 



Hah. West Africa. 



a. Vix ad. sk. W. Africa. R. B. Sharpe, Esq. [P.]. 



b. Ad. sk. Gaboon (Marche et de Com- M. Bouvier fE.]. 



piegne). 



4. Baza verreauxi. 



Avicida verreauxi, Lafr. Reu. Zool. 1846, p. 130; Gray, Gen. B. i. 

 pi. ix. fig. 2 (1840) ; Gumey, Ibis, 1864, p. 356 ; Layard, B. S. Afr. 

 p. 24 ; Gurney, Ibis, 1868, p. 143. 



