EURYSTOMUS GULARIS. 
BLTJE-THEOATED BEOAD-BILLED EOLLEE. 
Le petit Rolle violet a gorge bleu, Levaill. Hist. Nat. Roll, et Geais, i. p. 153^ pi. 56 (1806). 
Eurystomus gularis, Vieill. Nouv. Diet. xxix. p. 426 (1819) ; id. Tabl. Encycl. et Method, ii. p. 873 (1823) ; Jard. & 
Selby^ 111. Orn. ii. pi. 109 (1829) ; Gray, Gen. of B. i. p. 61 (1845); id. Cat. Fissir. Brit. Mus. p. 33 (1848) ; 
Bp. Consp. Gen. Av. i. p. 168 (1850) ; id. Consp. Volucr. Anisod. p. 7 (1854) ; Verreaux, Rev. et Mag. 
de Zool. 1855, p. 415; von Muller, J. f. Orn. 1855, p. 7 ; Hartlaub, tom. cit. p. 360 ; id. Orn. W.-Afr. p. 29 
(1857) j Cassin, Proc. Acad. N. S. Phil. 1859, p. 33; Heine, J. £. Orn. 1860, p. 186; Hartlaub, op. cit. 1861, 
p. 104; Scblegel, Mus. Pays-Bas, Coraces, p. 143 (1867) ; Sharpe, Ibis, 1870, p. 484; Elliot, op. cit. 1871, 
p. 204; Sharpe, tom. cit. p. 278; Shelley & Buckley, Ibis, 1872, p. 286; Reicbenow & Liihder, J. f. Orn. 
1873, p. 214; Ussher, Ibis, 1874, p. 49; Reicbenow, J. f. Orn. 1875, p. 14; Sclater, Ibis, 1876, p. 247; 
Oustalet, Nouv. Arch. Mus. (3) ii. p. 130 (1879); Biittik. Notes Leyd. Mus. vii. p. 159 (1885); Reicbenow, 
J. f. Orn. 1887, p. 308; Sharpe, Cat. B. Brit. Mus. xvii. p. 32 (1892). 
Colaris gularis (Vieill.), Wagl. Syst. Av., Colaris, no. 3 (1827); Reichenb. Meropinse, p. 57, pi. 438. fig. 3203 
(1852). 
Eurystomus collaris, Vig. Zool. Journ. v. p. 273 (1830). 
Cornopio gularis (Vieill.), Cab. & Heine, Mus. Hein. ii. p. 119 (1859-60). 
Eurystomus {Cornopio) gularis (Vieill.), Gray, Hand-1, of B. i. p. 76. no. 909 (1869). 
Obesoa at Aburi. 
Figurce notabiles, 
Levaillant, Hist. Nat. Roll, et Geais, i. pi. 56; Jardine & Selby, Ill. Orn. ii. pi. 109; Reichenbach, Meropinse, 
pi. 438. fig. 3203. 
Hab. West Afriea from Liberia to the Congo. 
Ad, saturate rufescenti-cinnamomeus, pileo saturatiore : eapitis lateribns et corpore subtus lilacino lavatis : gula 
Isete cserule^ : remigibus ultramarinis, in pogonio interne nigro marginatis et nigro apicatis : seenndariis magis 
nigro apicatis, intimis cinnamomeo notatis : scapularibus dorso concoloribus : tectricibns majoribus ultra¬ 
marinis, reliquis dorso concoloribus : cauda subfurcat^, rectricibus centralibus nigricantibus, reliquis turcinis, 
nigro-ultramarino apicatis : rostro fiavo : pedibus griseo-fuscis : iride fusca. 
Juv. sordidior : corpore subtus cervino-cinnamomeo, viridi-griseo lavato, gula vix cseruleo tincta: rostro corneo- 
fusco, ad basin flavicante. 
Adult male (Gaboon).—General plumage rich rufescent cinnamon, almost chestnut, crowu rather 
darker; sides of the head and underparts washed with brilliant lilac; throat rich iridescent blue; 
quills ultramarine-blue, bordered on the inner web and tipped with black, and washed with greenish 
