\ 



Ifj. HAlCl'ON. 233 



(1860); Hartl.J.f. O. 1861, p. 104; Hettffl. in Peterm. Mitth. 

 p. -11 (1861) ; Antin. Cat. descr. Ucc. p. 28 (1864) ; Gray, Hand-l. 



(18/0: Bogos); Finsc/t, Trans. Z. S. vii. p. 222 (1870: Boo-os) • 

 td.S^^Hartl. Vog. Ostafr. p. 160 (1870); Sharjie, Mmogr. Alced. 

 p. bo pi. 64. tig. of ad. (1870, pt.) ; Sharj^e, F. Z. S. 1873, p. 712 

 momhasa); Ant in. ^- &alvad. Viamj. Bocjos, p. C8 (1873) ; ^harpe 

 lV Houvwr, Bull. Soc. Zool. France, ii. p. 474 (1877 : Con'^o) • 

 Ftscher, J f O 1877, pp. 172, 180; Cab. J.f. O. 1878, p. ^o 

 Iischer Sf Jieichen. t. c. p. 255 (Zanzibar); Fischer, J.f. O 1879, 

 P.PooT 'r ^?\' ¥"''*'■ ^^'''"tdl. Nat. Ver. Bremen, vii. p. 110 

 1. • -^/i° l,,*^'"^'"-^' ^- ^- ^- 1^^^' P- 567 (Paugani) ; id. Ibis, 

 1882, p 5/ / (bhoDga) ; Bolnn, J.f. 0. 1883, p. 173 ; ,^/,arpe, Journ. 

 Lmn. 6oc. xvii. p. 4:io (1884: Semmio) ; Fischer, Zeitschr. yes. 



Tio'Vnfo<^^^,/^^^^^' '*'^''«^- ^'"^- ^^^^- t'"-''^- &'«'"«• (2) i. 

 \ }V'^^ot'- ^^T'^ ' ^'"""J' -^^'■«' 1^85, p. 395 (Somali) ; Fischer, 

 J.f a 188o, p^ 126 (Zanzibar, &c.) ; Bidtik. Notes Leyden Mus. 

 A^u. p. 166(lbbo: Liberia), viii. p. 249 (1886), x. p. 70 (1888)- 

 Hartert,J.f O. 1886, p. 295 (Loko) ; Oust. Bibl^Iaut Eludes] 

 XXXI. art. 10, p. 4 (1886: Somali); Beichen.J.f. O 1887, p 60 

 f.^o^-'^^'A' .''h *• "[■ P- ^^^ (Kassongo) ; Sauza, Join. Lisb. xii. p. 221 

 (1888: Qumdumbo); id.op.cit. (2) i. p. 121 (1889: Quissangue) ; 

 ^f.^ad.Ann. ^ius.Ckv. Genov. (2) vi. p. 223 (1888 : Shoa) ; Shelley, 

 Ibis, 1888, p. 297 (Fungartboumbo). 



Halcyon erythrogastra (nee Gm.), Gray, Gen. B. i. p. 79 (1846 pt ) 



Cancrophaga semicajrulea, i?;j. Cons2). Valuer. Anis. p. 9 (1854) 



Cancropbaga rutiventris, Bp. t. c. p. 9 (1854). 



Dacelo semicaerulea, Schl. Mus. Pays-Bas, Alcecl. p. -^9 (1863) ■ id 



T-.^a'f: ^T'."^'-. 19 (18^4' pt-) ; Hevyl. Orn. N.O.-Afr. i. p.'igO 

 (1869: jN.E. Atnca up to 16°). ^ 



Halcyon leucocephala, Gray, Hand-l. B. i. p. 90, no. 1084 (1869). 



Adult male. Mantle, back, and scapulars black, the latter with 

 white or greyish-white bases ; lower back, rump, and upper tail- 

 coverts brilliant cobalt ; wing-coverts black, the edge of the wing 

 whitish ; bastard-wiDg, primary-coverts, and quills brilliant cobalt" 

 the latter black towards the ends ; the primaries with the inner 

 web for the most part white ; innermost secondaries black washed 

 with blue ; tail-feathers bright blue, with black shafts and black 

 borders along the inner webs, the centre feathers duller ; head and 

 neck ashy whitish, the crown rather the browner of the two with 

 brown shalt-sti-eaks ; a faint eyebrow, sides of face, cheeks throat 

 aud uuderparts ashy white, the breast purer white ; abdomen' 

 thighs, under tail-coverts, under wing-coverts, and axiUaries chest- 

 nut, with the lower primary-coverts tipped with black, forming a 

 patch between the chestnut and the white of the lower quiUs : 

 " bill and legs scarlet ; iris brown " ( ^Y. T. Blanford). Total 

 length 8 inches, culmcn 1-75, wiug 4, tail 2-4, tarsus 0-5. 



Adult female. Similar to the male, but not so black the back 

 having a distinctly browner shade. Total length S inches culmen 

 l-8o, wing 4-1, tail 2-75, tarsus 0-4. ' 



The chief difference observable in a series of this bird lies in the 

 lighter or darker colour of the head. Eoth the latter and the hind 

 neck are much browner in fresh moulted plumage, aud these parts 



